1.修改stm32f103-ufun为stm32f103-yf-ufun和其readme。

bsp/stm32/libraries/HAL_Drivers/config/f0/uart_config.h

@@ -29,14 +29,14 @@ extern "C" {
 #endif /* BSP_USING_UART1 */
 
 #if defined(BSP_UART1_RX_USING_DMA)
-#ifndef UART1_DMA_CONFIG
+#ifndef UART1_DMA_RX_CONFIG
-#define UART1_DMA_CONFIG                                            \
+#define UART1_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART1_RX_DMA_INSTANCE,                          \
         .dma_rcc  = UART1_RX_DMA_RCC,                               \
         .dma_irq  = UART1_RX_DMA_IRQ,                               \
     }
-#endif /* UART1_DMA_CONFIG */
+#endif /* UART1_DMA_RX_CONFIG */
 #endif /* BSP_UART1_RX_USING_DMA */
 
 #if defined(BSP_USING_UART2)
@@ -51,14 +51,14 @@ extern "C" {
 #endif /* BSP_USING_UART2 */
     
 #if defined(BSP_UART2_RX_USING_DMA)
-#ifndef UART2_DMA_CONFIG
+#ifndef UART2_DMA_RX_CONFIG
-#define UART2_DMA_CONFIG                                            \
+#define UART2_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART2_RX_DMA_INSTANCE,                          \
         .dma_rcc  = UART2_RX_DMA_RCC,                               \
         .dma_irq  = UART2_RX_DMA_IRQ,                               \
     }
-#endif /* UART2_DMA_CONFIG */
+#endif /* UART2_DMA_RX_CONFIG */
 #endif /* BSP_UART2_RX_USING_DMA */
 
 #ifdef __cplusplus

bsp/stm32/libraries/HAL_Drivers/config/f1/dma_config.h

@@ -25,6 +25,11 @@ extern "C" {
 #define SPI1_RX_DMA_RCC                 RCC_AHBENR_DMA1EN
 #define SPI1_RX_DMA_INSTANCE            DMA1_Channel2
 #define SPI1_RX_DMA_IRQ                 DMA1_Channel2_IRQn
+#elif defined(BSP_UART3_TX_USING_DMA) && !defined(UART3_TX_DMA_INSTANCE)
+#define UART3_DMA_TX_IRQHandler         DMA1_Channel2_IRQHandler
+#define UART3_TX_DMA_RCC                RCC_AHBENR_DMA1EN
+#define UART3_TX_DMA_INSTANCE           DMA1_Channel2
+#define UART3_TX_DMA_IRQ                DMA1_Channel2_IRQn
 #endif
 
 /* DMA1 channel3 */
@@ -46,6 +51,11 @@ extern "C" {
 #define SPI2_RX_DMA_RCC                 RCC_AHBENR_DMA1EN
 #define SPI2_RX_DMA_INSTANCE            DMA1_Channel4
 #define SPI2_RX_DMA_IRQ                 DMA1_Channel4_IRQn
+#elif defined(BSP_UART1_TX_USING_DMA) && !defined(UART1_TX_DMA_INSTANCE)
+#define UART1_DMA_TX_IRQHandler         DMA1_Channel4_IRQHandler
+#define UART1_TX_DMA_RCC                RCC_AHBENR_DMA1EN
+#define UART1_TX_DMA_INSTANCE           DMA1_Channel4
+#define UART1_TX_DMA_IRQ                DMA1_Channel4_IRQn
 #endif
 
 /* DMA1 channel5 */
@@ -71,6 +81,12 @@ extern "C" {
 #endif
 
 /* DMA1 channel7 */
+#if defined(BSP_UART2_TX_USING_DMA) && !defined(UART2_TX_DMA_INSTANCE)
+#define UART2_DMA_TX_IRQHandler         DMA1_Channel7_IRQHandler
+#define UART2_TX_DMA_RCC                RCC_AHBENR_DMA1EN
+#define UART2_TX_DMA_INSTANCE           DMA1_Channel7
+#define UART2_TX_DMA_IRQ                DMA1_Channel7_IRQn
+#endif
 
 /* DMA2 channel1 */
 #if defined(BSP_SPI3_RX_USING_DMA) && !defined(SPI3_RX_DMA_INSTANCE)
@@ -89,8 +105,20 @@ extern "C" {
 #endif
 
 /* DMA2 channel3 */
+#if defined(BSP_UART4_RX_USING_DMA) && !defined(UART4_RX_DMA_INSTANCE)
+#define UART4_DMA_RX_IRQHandler         DMA2_Channel3_IRQHandler
+#define UART4_RX_DMA_RCC                RCC_AHBENR_DMA2EN
+#define UART4_RX_DMA_INSTANCE           DMA2_Channel3
+#define UART4_RX_DMA_IRQ                DMA2_Channel3_IRQn
+#endif
 /* DMA2 channel4 */
 /* DMA2 channel5 */
+#if defined(BSP_UART4_TX_USING_DMA) && !defined(UART4_TX_DMA_INSTANCE)
+#define UART4_DMA_TX_IRQHandler         DMA2_Channel4_5_IRQHandler
+#define UART4_TX_DMA_RCC                RCC_AHBENR_DMA2EN
+#define UART4_TX_DMA_INSTANCE           DMA2_Channel5
+#define UART4_TX_DMA_IRQ                DMA2_Channel4_5_IRQn
+#endif
 
 #ifdef __cplusplus
 }

bsp/stm32/libraries/HAL_Drivers/config/f1/uart_config.h

@@ -28,19 +28,30 @@ extern "C" {
         .irq_type = USART1_IRQn,                                    \
     }
 #endif /* UART1_CONFIG */
-#endif /* BSP_USING_UART1 */
 
 #if defined(BSP_UART1_RX_USING_DMA)
-#ifndef UART1_DMA_CONFIG
+#ifndef UART1_DMA_RX_CONFIG
-#define UART1_DMA_CONFIG                                            \
+#define UART1_DMA_RX_CONFIG                                         \
     {                                                               \
         .Instance = UART1_RX_DMA_INSTANCE,                          \
         .dma_rcc  = UART1_RX_DMA_RCC,                               \
         .dma_irq  = UART1_RX_DMA_IRQ,                               \
     }
-#endif /* UART1_DMA_CONFIG */
+#endif /* UART1_DMA_RX_CONFIG */
 #endif /* BSP_UART1_RX_USING_DMA */
 
+#if defined(BSP_UART1_TX_USING_DMA)
+#ifndef UART1_DMA_TX_CONFIG
+#define UART1_DMA_TX_CONFIG                                         \
+    {                                                               \
+        .Instance = UART1_TX_DMA_INSTANCE,                          \
+        .dma_rcc  = UART1_TX_DMA_RCC,                               \
+        .dma_irq  = UART1_TX_DMA_IRQ,                               \
+    }
+#endif /* UART1_DMA_TX_CONFIG */
+#endif /* BSP_UART1_TX_USING_DMA */
+#endif /* BSP_USING_UART1 */
+
 #if defined(BSP_USING_UART2)
 #ifndef UART2_CONFIG
 #define UART2_CONFIG                                                \
@@ -50,19 +61,30 @@ extern "C" {
         .irq_type = USART2_IRQn,                                    \
     }
 #endif /* UART2_CONFIG */
-#endif /* BSP_USING_UART2 */
 
 #if defined(BSP_UART2_RX_USING_DMA)
-#ifndef UART2_DMA_CONFIG
+#ifndef UART2_DMA_RX_CONFIG
-#define UART2_DMA_CONFIG                                            \
+#define UART2_DMA_RX_CONFIG                                         \
     {                                                               \
         .Instance = UART2_RX_DMA_INSTANCE,                          \
         .dma_rcc  = UART2_RX_DMA_RCC,                               \
         .dma_irq  = UART2_RX_DMA_IRQ,                               \
     }
-#endif /* UART2_DMA_CONFIG */
+#endif /* UART2_DMA_RX_CONFIG */
 #endif /* BSP_UART2_RX_USING_DMA */
 
+#if defined(BSP_UART2_TX_USING_DMA)
+#ifndef UART2_DMA_TX_CONFIG
+#define UART2_DMA_TX_CONFIG                                         \
+    {                                                               \
+        .Instance = UART2_TX_DMA_INSTANCE,                          \
+        .dma_rcc  = UART2_TX_DMA_RCC,                               \
+        .dma_irq  = UART2_TX_DMA_IRQ,                               \
+    }
+#endif /* UART2_DMA_TX_CONFIG */
+#endif /* BSP_UART2_TX_USING_DMA */
+#endif /* BSP_USING_UART2 */
+
 #if defined(BSP_USING_UART3)
 #ifndef UART3_CONFIG
 #define UART3_CONFIG                                                \
@@ -72,19 +94,30 @@ extern "C" {
         .irq_type = USART3_IRQn,                                    \
     }
 #endif /* UART3_CONFIG */
-#endif /* BSP_USING_UART3 */
 
 #if defined(BSP_UART3_RX_USING_DMA)
-#ifndef UART3_DMA_CONFIG
+#ifndef UART3_DMA_RX_CONFIG
-#define UART3_DMA_CONFIG                                            \
+#define UART3_DMA_RX_CONFIG                                         \
     {                                                               \
         .Instance = UART3_RX_DMA_INSTANCE,                          \
         .dma_rcc  = UART3_RX_DMA_RCC,                               \
         .dma_irq  = UART3_RX_DMA_IRQ,                               \
     }
-#endif /* UART3_DMA_CONFIG */
+#endif /* UART3_DMA_RX_CONFIG */
 #endif /* BSP_UART3_RX_USING_DMA */
 
+#if defined(BSP_UART3_TX_USING_DMA)
+#ifndef UART3_DMA_TX_CONFIG
+#define UART3_DMA_TX_CONFIG                                         \
+    {                                                               \
+        .Instance = UART3_TX_DMA_INSTANCE,                          \
+        .dma_rcc  = UART3_TX_DMA_RCC,                               \
+        .dma_irq  = UART3_TX_DMA_IRQ,                               \
+    }
+#endif /* UART3_DMA_TX_CONFIG */
+#endif /* BSP_UART3_TX_USING_DMA */
+#endif /* BSP_USING_UART3 */
+
 #if defined(BSP_USING_UART4)
 #ifndef UART4_CONFIG
 #define UART4_CONFIG                                                \
@@ -94,19 +127,30 @@ extern "C" {
         .irq_type = UART4_IRQn,                                     \
     }
 #endif /* UART4_CONFIG */
-#endif /* BSP_USING_UART4 */
 
 #if defined(BSP_UART4_RX_USING_DMA)
-#ifndef UART4_DMA_CONFIG
+#ifndef UART4_DMA_RX_CONFIG
-#define UART4_DMA_CONFIG                                            \
+#define UART4_DMA_RX_CONFIG                                         \
     {                                                               \
         .Instance = UART4_RX_DMA_INSTANCE,                          \
         .dma_rcc  = UART4_RX_DMA_RCC,                               \
         .dma_irq  = UART4_RX_DMA_IRQ,                               \
     }
-#endif /* UART4_DMA_CONFIG */
+#endif /* UART4_DMA_RX_CONFIG */
 #endif /* BSP_UART4_RX_USING_DMA */
 
+#if defined(BSP_UART4_TX_USING_DMA)
+#ifndef UART4_DMA_TX_CONFIG
+#define UART4_DMA_TX_CONFIG                                         \
+    {                                                               \
+        .Instance = UART4_TX_DMA_INSTANCE,                          \
+        .dma_rcc  = UART4_TX_DMA_RCC,                               \
+        .dma_irq  = UART4_TX_DMA_IRQ,                               \
+    }
+#endif /* UART4_DMA_TX_CONFIG */
+#endif /* BSP_UART4_TX_USING_DMA */
+#endif /* BSP_USING_UART4 */
+
 #if defined(BSP_USING_UART5)
 #ifndef UART5_CONFIG
 #define UART5_CONFIG                                                \
@@ -119,12 +163,12 @@ extern "C" {
 #endif /* BSP_USING_UART5 */
 
 #if defined(BSP_UART5_RX_USING_DMA)
-#ifndef UART5_DMA_CONFIG
+#ifndef UART5_DMA_RX_CONFIG
-#define UART5_DMA_CONFIG                                            \
+#define UART5_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = DMA_NOT_AVAILABLE,                              \
     }
-#endif /* UART5_DMA_CONFIG */
+#endif /* UART5_DMA_RX_CONFIG */
 #endif /* BSP_UART5_RX_USING_DMA */
 
 #ifdef __cplusplus

bsp/stm32/libraries/HAL_Drivers/config/f4/dma_config.h

@@ -64,6 +64,12 @@ extern "C" {
 #define SPI2_RX_DMA_INSTANCE             DMA1_Stream3
 #define SPI2_RX_DMA_CHANNEL              DMA_CHANNEL_0
 #define SPI2_RX_DMA_IRQ                  DMA1_Stream3_IRQn
+#elif defined(BSP_UART3_TX_USING_DMA) && !defined(UART3_TX_DMA_INSTANCE)
+#define UART3_DMA_TX_IRQHandler          DMA1_Stream3_IRQHandler
+#define UART3_TX_DMA_RCC                 RCC_AHB1ENR_DMA1EN
+#define UART3_TX_DMA_INSTANCE            DMA1_Stream3
+#define UART3_TX_DMA_CHANNEL             DMA_CHANNEL_4
+#define UART3_TX_DMA_IRQ                 DMA1_Stream3_IRQn
 #endif
 
 /* DMA1 stream4 */
@@ -73,6 +79,12 @@ extern "C" {
 #define SPI2_TX_DMA_INSTANCE             DMA1_Stream4
 #define SPI2_TX_DMA_CHANNEL              DMA_CHANNEL_0
 #define SPI2_TX_DMA_IRQ                  DMA1_Stream4_IRQn
+#elif defined(BSP_UART4_TX_USING_DMA) && !defined(UART4_TX_DMA_INSTANCE)
+#define UART4_DMA_TX_IRQHandler          DMA1_Stream4_IRQHandler
+#define UART4_TX_DMA_RCC                 RCC_AHB1ENR_DMA1EN
+#define UART4_TX_DMA_INSTANCE            DMA1_Stream4
+#define UART4_TX_DMA_CHANNEL             DMA_CHANNEL_4
+#define UART4_TX_DMA_IRQ                 DMA1_Stream4_IRQn
 #endif
 
 /* DMA1 stream5 */
@@ -91,6 +103,13 @@ extern "C" {
 #endif
 
 /* DMA1 stream6 */
+#if defined(BSP_UART2_TX_USING_DMA) && !defined(UART2_TX_DMA_INSTANCE)
+#define UART2_DMA_TX_IRQHandler          DMA1_Stream6_IRQHandler
+#define UART2_TX_DMA_RCC                 RCC_AHB1ENR_DMA1EN
+#define UART2_TX_DMA_INSTANCE            DMA1_Stream6
+#define UART2_TX_DMA_CHANNEL             DMA_CHANNEL_4
+#define UART2_TX_DMA_IRQ                 DMA1_Stream6_IRQn
+#endif
 
 /* DMA1 stream7 */
 #if defined(BSP_SPI3_TX_USING_DMA) && !defined(SPI3_TX_DMA_INSTANCE)
@@ -99,6 +118,12 @@ extern "C" {
 #define SPI3_TX_DMA_INSTANCE             DMA1_Stream7
 #define SPI3_TX_DMA_CHANNEL              DMA_CHANNEL_0
 #define SPI3_TX_DMA_IRQ                  DMA1_Stream7_IRQn
+#elif defined(BSP_UART5_TX_USING_DMA) && !defined(UART5_TX_DMA_INSTANCE)
+#define UART5_DMA_TX_IRQHandler          DMA1_Stream7_IRQHandler
+#define UART5_TX_DMA_RCC                 RCC_AHB1ENR_DMA1EN
+#define UART5_TX_DMA_INSTANCE            DMA1_Stream7
+#define UART5_TX_DMA_CHANNEL             DMA_CHANNEL_4
+#define UART5_TX_DMA_IRQ                 DMA1_Stream7_IRQn
 #endif
 
 /* DMA2 stream0 */
@@ -148,7 +173,6 @@ extern "C" {
 
 /* DMA2 stream3 */
 #if defined(BSP_SPI5_RX_USING_DMA) && !defined(SPI5_RX_DMA_INSTANCE)
-
 #define SPI5_DMA_RX_IRQHandler           DMA2_Stream3_IRQHandler
 #define SPI5_RX_DMA_RCC                  RCC_AHB1ENR_DMA2EN
 #define SPI5_RX_DMA_INSTANCE             DMA2_Stream3
@@ -211,9 +235,22 @@ extern "C" {
 #define SPI5_TX_DMA_INSTANCE             DMA2_Stream6
 #define SPI5_TX_DMA_CHANNEL              DMA_CHANNEL_7
 #define SPI5_TX_DMA_IRQ                  DMA2_Stream6_IRQn
+#elif defined(BSP_UART6_TX_USING_DMA) && !defined(UART6_TX_DMA_INSTANCE)
+#define UART6_DMA_TX_IRQHandler         DMA2_Stream6_IRQHandler
+#define UART6_TX_DMA_RCC                RCC_AHB1ENR_DMA2EN
+#define UART6_TX_DMA_INSTANCE           DMA2_Stream6
+#define UART6_TX_DMA_CHANNEL            DMA_CHANNEL_5
+#define UART6_TX_DMA_IRQ                DMA2_Stream6_IRQn
 #endif
 
 /* DMA2 stream7 */
+#if defined(BSP_UART1_TX_USING_DMA) && !defined(UART1_TX_DMA_INSTANCE)
+#define UART1_DMA_TX_IRQHandler         DMA2_Stream7_IRQHandler
+#define UART1_TX_DMA_RCC                RCC_AHB1ENR_DMA2EN
+#define UART1_TX_DMA_INSTANCE           DMA2_Stream7
+#define UART1_TX_DMA_CHANNEL            DMA_CHANNEL_4
+#define UART1_TX_DMA_IRQ                DMA2_Stream7_IRQn
+#endif
 
 #ifdef __cplusplus
 }

bsp/stm32/libraries/HAL_Drivers/config/f4/uart_config.h

@@ -27,20 +27,32 @@ extern "C" {
         .irq_type = USART1_IRQn,                                    \
     }
 #endif /* UART1_CONFIG */
-#endif /* BSP_USING_UART1 */
 		
 #if defined(BSP_UART1_RX_USING_DMA)
-#ifndef UART1_DMA_CONFIG
+#ifndef UART1_DMA_RX_CONFIG
-#define UART1_DMA_CONFIG                                            \
+#define UART1_DMA_RX_CONFIG                                        \
     {                                                              \
         .Instance = UART1_RX_DMA_INSTANCE,                         \
         .channel = UART1_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART1_RX_DMA_RCC,                               \
         .dma_irq = UART1_RX_DMA_IRQ,                               \
     }
-#endif /* UART1_DMA_CONFIG */
+#endif /* UART1_DMA_RX_CONFIG */
 #endif /* BSP_UART1_RX_USING_DMA */
 
+#if defined(BSP_UART1_TX_USING_DMA)
+#ifndef UART1_DMA_TX_CONFIG
+#define UART1_DMA_TX_CONFIG                                        \
+    {                                                              \
+        .Instance = UART1_TX_DMA_INSTANCE,                         \
+        .channel = UART1_TX_DMA_CHANNEL,                           \
+        .dma_rcc = UART1_TX_DMA_RCC,                               \
+        .dma_irq = UART1_TX_DMA_IRQ,                               \
+    }
+#endif /* UART1_DMA_TX_CONFIG */
+#endif /* BSP_UART1_TX_USING_DMA */
+#endif /* BSP_USING_UART1 */
+
 #if defined(BSP_USING_UART2)
 #ifndef UART2_CONFIG
 #define UART2_CONFIG                                                \
@@ -50,20 +62,32 @@ extern "C" {
         .irq_type = USART2_IRQn,                                    \
     }
 #endif /* UART2_CONFIG */
-#endif /* BSP_USING_UART2 */
 
 #if defined(BSP_UART2_RX_USING_DMA)
-#ifndef UART2_DMA_CONFIG
+#ifndef UART2_DMA_RX_CONFIG
-#define UART2_DMA_CONFIG                                            \
+#define UART2_DMA_RX_CONFIG                                        \
     {                                                              \
         .Instance = UART2_RX_DMA_INSTANCE,                         \
         .channel = UART2_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART2_RX_DMA_RCC,                               \
         .dma_irq = UART2_RX_DMA_IRQ,                               \
     }
-#endif /* UART2_DMA_CONFIG */
+#endif /* UART2_DMA_RX_CONFIG */
 #endif /* BSP_UART2_RX_USING_DMA */
 		
+#if defined(BSP_UART2_TX_USING_DMA)
+#ifndef UART2_DMA_TX_CONFIG
+#define UART2_DMA_TX_CONFIG                                        \
+    {                                                              \
+        .Instance = UART2_TX_DMA_INSTANCE,                         \
+        .channel = UART2_TX_DMA_CHANNEL,                           \
+        .dma_rcc = UART2_TX_DMA_RCC,                               \
+        .dma_irq = UART2_TX_DMA_IRQ,                               \
+    }
+#endif /* UART2_DMA_TX_CONFIG */
+#endif /* BSP_UART2_TX_USING_DMA */
+#endif /* BSP_USING_UART2 */
+
 #if defined(BSP_USING_UART3)
 #ifndef UART3_CONFIG
 #define UART3_CONFIG                                                \
@@ -73,20 +97,32 @@ extern "C" {
         .irq_type = USART3_IRQn,                                    \
     }
 #endif /* UART3_CONFIG */
-#endif /* BSP_USING_UART3 */
 
 #if defined(BSP_UART3_RX_USING_DMA)
-#ifndef UART3_DMA_CONFIG
+#ifndef UART3_DMA_RX_CONFIG
-#define UART3_DMA_CONFIG                                            \
+#define UART3_DMA_RX_CONFIG                                        \
     {                                                              \
         .Instance = UART3_RX_DMA_INSTANCE,                         \
         .channel = UART3_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART3_RX_DMA_RCC,                               \
         .dma_irq = UART3_RX_DMA_IRQ,                               \
     }
-#endif /* UART3_DMA_CONFIG */
+#endif /* UART3_DMA_RX_CONFIG */
 #endif /* BSP_UART3_RX_USING_DMA */
 		
+#if defined(BSP_UART3_TX_USING_DMA)
+#ifndef UART3_DMA_TX_CONFIG
+#define UART3_DMA_TX_CONFIG                                        \
+    {                                                              \
+        .Instance = UART3_TX_DMA_INSTANCE,                         \
+        .channel = UART3_TX_DMA_CHANNEL,                           \
+        .dma_rcc = UART3_TX_DMA_RCC,                               \
+        .dma_irq = UART3_TX_DMA_IRQ,                               \
+    }
+#endif /* UART3_DMA_TX_CONFIG */
+#endif /* BSP_UART3_TX_USING_DMA */
+#endif /* BSP_USING_UART3 */
+
 #if defined(BSP_USING_UART4)
 #ifndef UART4_CONFIG
 #define UART4_CONFIG                                                \
@@ -96,20 +132,32 @@ extern "C" {
         .irq_type = UART4_IRQn,                                     \
     }
 #endif /* UART4_CONFIG */
-#endif /* BSP_USING_UART4 */
 
 #if defined(BSP_UART4_RX_USING_DMA)
-#ifndef UART4_DMA_CONFIG
+#ifndef UART4_DMA_RX_CONFIG
-#define UART4_DMA_CONFIG                                            \
+#define UART4_DMA_RX_CONFIG                                        \
     {                                                              \
         .Instance = UART4_RX_DMA_INSTANCE,                         \
         .channel = UART4_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART4_RX_DMA_RCC,                               \
         .dma_irq = UART4_RX_DMA_IRQ,                               \
     }
-#endif /* UART4_DMA_CONFIG */
+#endif /* UART4_DMA_RX_CONFIG */
 #endif /* BSP_UART4_RX_USING_DMA */
 
+#if defined(BSP_UART4_TX_USING_DMA)
+#ifndef UART4_DMA_TX_CONFIG
+#define UART4_DMA_TX_CONFIG                                        \
+    {                                                              \
+        .Instance = UART4_TX_DMA_INSTANCE,                         \
+        .channel = UART4_TX_DMA_CHANNEL,                           \
+        .dma_rcc = UART4_TX_DMA_RCC,                               \
+        .dma_irq = UART4_TX_DMA_IRQ,                               \
+    }
+#endif /* UART4_DMA_TX_CONFIG */
+#endif /* BSP_UART4_RX_USING_DMA */
+#endif /* BSP_USING_UART4 */
+
 #if defined(BSP_USING_UART5)
 #ifndef UART5_CONFIG
 #define UART5_CONFIG                                                \
@@ -119,20 +167,32 @@ extern "C" {
         .irq_type = UART5_IRQn,                                     \
     }
 #endif /* UART5_CONFIG */
-#endif /* BSP_USING_UART5 */
 
 #if defined(BSP_UART5_RX_USING_DMA)
-#ifndef UART5_DMA_CONFIG
+#ifndef UART5_DMA_RX_CONFIG
-#define UART5_DMA_CONFIG                                            \
+#define UART5_DMA_RX_CONFIG                                        \
     {                                                              \
         .Instance = UART5_RX_DMA_INSTANCE,                         \
         .channel = UART5_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART5_RX_DMA_RCC,                               \
         .dma_irq = UART5_RX_DMA_IRQ,                               \
     }
-#endif /* UART5_DMA_CONFIG */
+#endif /* UART5_DMA_RX_CONFIG */
 #endif /* BSP_UART5_RX_USING_DMA */
 		
+#if defined(BSP_UART5_TX_USING_DMA)
+#ifndef UART5_DMA_TX_CONFIG
+#define UART5_DMA_TX_CONFIG                                        \
+    {                                                              \
+        .Instance = UART5_TX_DMA_INSTANCE,                         \
+        .channel = UART5_TX_DMA_CHANNEL,                           \
+        .dma_rcc = UART5_TX_DMA_RCC,                               \
+        .dma_irq = UART5_TX_DMA_IRQ,                               \
+    }
+#endif /* UART5_DMA_TX_CONFIG */
+#endif /* BSP_UART5_TX_USING_DMA */
+#endif /* BSP_USING_UART5 */
+
 #if defined(BSP_USING_UART6)
 #ifndef UART6_CONFIG
 #define UART6_CONFIG                                                \
@@ -142,20 +202,32 @@ extern "C" {
         .irq_type = USART6_IRQn,                                    \
     }
 #endif /* UART6_CONFIG */
-#endif /* BSP_USING_UART6 */
 
 #if defined(BSP_UART6_RX_USING_DMA)
-#ifndef UART6_DMA_CONFIG
+#ifndef UART6_DMA_RX_CONFIG
-#define UART6_DMA_CONFIG                                            \
+#define UART6_DMA_RX_CONFIG                                        \
     {                                                              \
         .Instance = UART6_RX_DMA_INSTANCE,                         \
         .channel = UART6_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART6_RX_DMA_RCC,                               \
         .dma_irq = UART6_RX_DMA_IRQ,                               \
     }
-#endif /* UART6_DMA_CONFIG */
+#endif /* UART6_DMA_RX_CONFIG */
 #endif /* BSP_UART6_RX_USING_DMA */
 		
+#if defined(BSP_UART6_TX_USING_DMA)
+#ifndef UART6_DMA_TX_CONFIG
+#define UART6_DMA_TX_CONFIG                                        \
+    {                                                              \
+        .Instance = UART6_TX_DMA_INSTANCE,                         \
+        .channel = UART6_TX_DMA_CHANNEL,                           \
+        .dma_rcc = UART6_TX_DMA_RCC,                               \
+        .dma_irq = UART6_TX_DMA_IRQ,                               \
+    }
+#endif /* UART6_DMA_TX_CONFIG */
+#endif /* BSP_UART6_TX_USING_DMA */
+#endif /* BSP_USING_UART6 */
+
 #ifdef __cplusplus
 }
 #endif

bsp/stm32/libraries/HAL_Drivers/config/f7/uart_config.h

@@ -30,15 +30,15 @@ extern "C" {
 #endif /* BSP_USING_UART1 */
 
 #if defined(BSP_UART1_RX_USING_DMA)
-#ifndef UART1_DMA_CONFIG
+#ifndef UART1_DMA_RX_CONFIG
-#define UART1_DMA_CONFIG                                            \
+#define UART1_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART1_RX_DMA_INSTANCE,                         \
         .channel = UART1_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART1_RX_DMA_RCC,                               \
         .dma_irq = UART1_RX_DMA_IRQ,                               \
     }
-#endif /* UART1_DMA_CONFIG */
+#endif /* UART1_DMA_RX_CONFIG */
 #endif /* BSP_UART1_RX_USING_DMA */
 
 #if defined(BSP_USING_UART2)
@@ -53,15 +53,15 @@ extern "C" {
 #endif /* BSP_USING_UART2 */
 
 #if defined(BSP_UART2_RX_USING_DMA)
-#ifndef UART2_DMA_CONFIG
+#ifndef UART2_DMA_RX_CONFIG
-#define UART2_DMA_CONFIG                                            \
+#define UART2_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART2_RX_DMA_INSTANCE,                         \
         .channel = UART2_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART2_RX_DMA_RCC,                               \
         .dma_irq = UART2_RX_DMA_IRQ,                               \
     }
-#endif /* UART2_DMA_CONFIG */
+#endif /* UART2_DMA_RX_CONFIG */
 #endif /* BSP_UART2_RX_USING_DMA */
 
 #if defined(BSP_USING_UART3)
@@ -76,15 +76,15 @@ extern "C" {
 #endif /* BSP_USING_UART3 */
 
 #if defined(BSP_UART3_RX_USING_DMA)
-#ifndef UART3_DMA_CONFIG
+#ifndef UART3_DMA_RX_CONFIG
-#define UART3_DMA_CONFIG                                            \
+#define UART3_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART3_RX_DMA_INSTANCE,                         \
         .channel = UART3_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART3_RX_DMA_RCC,                               \
         .dma_irq = UART3_RX_DMA_IRQ,                               \
     }
-#endif /* UART3_DMA_CONFIG */
+#endif /* UART3_DMA_RX_CONFIG */
 #endif /* BSP_UART3_RX_USING_DMA */
 
 #if defined(BSP_USING_UART4)
@@ -99,15 +99,15 @@ extern "C" {
 #endif /* BSP_USING_UART4 */
 
 #if defined(BSP_UART4_RX_USING_DMA)
-#ifndef UART4_DMA_CONFIG
+#ifndef UART4_DMA_RX_CONFIG
-#define UART4_DMA_CONFIG                                            \
+#define UART4_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART4_RX_DMA_INSTANCE,                         \
         .channel = UART4_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART4_RX_DMA_RCC,                               \
         .dma_irq = UART4_RX_DMA_IRQ,                               \
     }
-#endif /* UART4_DMA_CONFIG */
+#endif /* UART4_DMA_RX_CONFIG */
 #endif /* BSP_UART4_RX_USING_DMA */
 
 #if defined(BSP_USING_UART5)
@@ -122,15 +122,15 @@ extern "C" {
 #endif /* BSP_USING_UART5 */
 
 #if defined(BSP_UART5_RX_USING_DMA)
-#ifndef UART5_DMA_CONFIG
+#ifndef UART5_DMA_RX_CONFIG
-#define UART5_DMA_CONFIG                                            \
+#define UART5_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART5_RX_DMA_INSTANCE,                         \
         .channel = UART5_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART5_RX_DMA_RCC,                               \
         .dma_irq = UART5_RX_DMA_IRQ,                               \
     }
-#endif /* UART5_DMA_CONFIG */
+#endif /* UART5_DMA_RX_CONFIG */
 #endif /* BSP_UART5_RX_USING_DMA */
 
 #ifdef __cplusplus

bsp/stm32/libraries/HAL_Drivers/config/g0/uart_config.h

@@ -48,15 +48,15 @@
 #endif /* BSP_USING_UART1 */
 
 #if defined(BSP_UART1_RX_USING_DMA)
-#ifndef UART1_DMA_CONFIG
+#ifndef UART1_DMA_RX_CONFIG
-#define UART1_DMA_CONFIG                                            \
+#define UART1_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART1_RX_DMA_INSTANCE,                          \
         .request =  UART1_RX_DMA_REQUEST,                           \
         .dma_rcc  = UART1_RX_DMA_RCC,                               \
         .dma_irq  = UART1_RX_DMA_IRQ,                               \
     }
-#endif /* UART1_DMA_CONFIG */
+#endif /* UART1_DMA_RX_CONFIG */
 #endif /* BSP_UART1_RX_USING_DMA */
 
 #if defined(BSP_USING_UART2)
@@ -71,15 +71,15 @@
 #endif /* BSP_USING_UART2 */
 
 #if defined(BSP_UART2_RX_USING_DMA)
-#ifndef UART2_DMA_CONFIG
+#ifndef UART2_DMA_RX_CONFIG
-#define UART2_DMA_CONFIG                                            \
+#define UART2_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART2_RX_DMA_INSTANCE,                          \
         .request =  UART2_RX_DMA_REQUEST,                           \
         .dma_rcc  = UART2_RX_DMA_RCC,                               \
         .dma_irq  = UART2_RX_DMA_IRQ,                               \
     }
-#endif /* UART2_DMA_CONFIG */
+#endif /* UART2_DMA_RX_CONFIG */
 #endif /* BSP_UART2_RX_USING_DMA */
 
 #if defined(BSP_USING_UART3)
@@ -103,15 +103,15 @@
 #endif /* BSP_USING_UART3 */
 
 #if defined(BSP_UART3_RX_USING_DMA)
-#ifndef UART3_DMA_CONFIG
+#ifndef UART3_DMA_RX_CONFIG
-#define UART3_DMA_CONFIG                                            \
+#define UART3_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART3_RX_DMA_INSTANCE,                          \
         .request =  UART3_RX_DMA_REQUEST,                           \
         .dma_rcc  = UART3_RX_DMA_RCC,                               \
         .dma_irq  = UART3_RX_DMA_IRQ,                               \
     }
-#endif /* UART3_DMA_CONFIG */
+#endif /* UART3_DMA_RX_CONFIG */
 #endif /* BSP_UART3_RX_USING_DMA */
 
 #if defined(BSP_USING_UART4)
@@ -135,15 +135,15 @@
 #endif /* BSP_USING_UART4 */
 
 #if defined(BSP_UART4_RX_USING_DMA)
-#ifndef UART4_DMA_CONFIG
+#ifndef UART4_DMA_RX_CONFIG
-#define UART4_DMA_CONFIG                                            \
+#define UART4_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART4_RX_DMA_INSTANCE,                          \
         .request =  UART4_RX_DMA_REQUEST,                           \
         .dma_rcc  = UART4_RX_DMA_RCC,                               \
         .dma_irq  = UART4_RX_DMA_IRQ,                               \
     }
-#endif /* UART4_DMA_CONFIG */
+#endif /* UART4_DMA_RX_CONFIG */
 #endif /* BSP_UART4_RX_USING_DMA */
 
 #if defined(BSP_USING_UART5)
@@ -158,12 +158,12 @@
 #endif /* BSP_USING_UART5 */
 
 #if defined(BSP_UART5_RX_USING_DMA)
-#ifndef UART5_DMA_CONFIG
+#ifndef UART5_DMA_RX_CONFIG
-#define UART5_DMA_CONFIG                                            \
+#define UART5_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = DMA_NOT_AVAILABLE,                              \
     }
-#endif /* UART5_DMA_CONFIG */
+#endif /* UART5_DMA_RX_CONFIG */
 #endif /* BSP_UART5_RX_USING_DMA */
 
 #ifdef __cplusplus

bsp/stm32/libraries/HAL_Drivers/config/h7/uart_config.h

@@ -30,15 +30,15 @@ extern "C" {
 #endif /* BSP_USING_UART1 */
 
 #if defined(BSP_UART1_RX_USING_DMA)
-#ifndef UART1_DMA_CONFIG
+#ifndef UART1_DMA_RX_CONFIG
-#define UART1_DMA_CONFIG                                            \
+#define UART1_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART1_RX_DMA_INSTANCE,                         \
         .channel = UART1_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART1_RX_DMA_RCC,                               \
         .dma_irq = UART1_RX_DMA_IRQ,                               \
     }
-#endif /* UART1_DMA_CONFIG */
+#endif /* UART1_DMA_RX_CONFIG */
 #endif /* BSP_UART1_RX_USING_DMA */
 
 #if defined(BSP_USING_UART2)
@@ -53,15 +53,15 @@ extern "C" {
 #endif /* BSP_USING_UART2 */
 
 #if defined(BSP_UART2_RX_USING_DMA)
-#ifndef UART2_DMA_CONFIG
+#ifndef UART2_DMA_RX_CONFIG
-#define UART2_DMA_CONFIG                                            \
+#define UART2_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART2_RX_DMA_INSTANCE,                         \
         .channel = UART2_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART2_RX_DMA_RCC,                               \
         .dma_irq = UART2_RX_DMA_IRQ,                               \
     }
-#endif /* UART2_DMA_CONFIG */
+#endif /* UART2_DMA_RX_CONFIG */
 #endif /* BSP_UART2_RX_USING_DMA */
 
 #if defined(BSP_USING_UART3)
@@ -76,15 +76,15 @@ extern "C" {
 #endif /* BSP_USING_UART3 */
 
 #if defined(BSP_UART3_RX_USING_DMA)
-#ifndef UART3_DMA_CONFIG
+#ifndef UART3_DMA_RX_CONFIG
-#define UART3_DMA_CONFIG                                            \
+#define UART3_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART3_RX_DMA_INSTANCE,                         \
         .channel = UART3_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART3_RX_DMA_RCC,                               \
         .dma_irq = UART3_RX_DMA_IRQ,                               \
     }
-#endif /* UART3_DMA_CONFIG */
+#endif /* UART3_DMA_RX_CONFIG */
 #endif /* BSP_UART3_RX_USING_DMA */
 
 #if defined(BSP_USING_UART4)
@@ -99,15 +99,15 @@ extern "C" {
 #endif /* BSP_USING_UART4 */
 
 #if defined(BSP_UART4_RX_USING_DMA)
-#ifndef UART4_DMA_CONFIG
+#ifndef UART4_DMA_RX_CONFIG
-#define UART4_DMA_CONFIG                                            \
+#define UART4_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART4_RX_DMA_INSTANCE,                         \
         .channel = UART4_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART4_RX_DMA_RCC,                               \
         .dma_irq = UART4_RX_DMA_IRQ,                               \
     }
-#endif /* UART4_DMA_CONFIG */
+#endif /* UART4_DMA_RX_CONFIG */
 #endif /* BSP_UART4_RX_USING_DMA */
 
 #if defined(BSP_USING_UART5)
@@ -122,15 +122,15 @@ extern "C" {
 #endif /* BSP_USING_UART5 */
 
 #if defined(BSP_UART5_RX_USING_DMA)
-#ifndef UART5_DMA_CONFIG
+#ifndef UART5_DMA_RX_CONFIG
-#define UART5_DMA_CONFIG                                            \
+#define UART5_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART5_RX_DMA_INSTANCE,                         \
         .channel = UART5_RX_DMA_CHANNEL,                           \
         .dma_rcc = UART5_RX_DMA_RCC,                               \
         .dma_irq = UART5_RX_DMA_IRQ,                               \
     }
-#endif /* UART5_DMA_CONFIG */
+#endif /* UART5_DMA_RX_CONFIG */
 #endif /* BSP_UART5_RX_USING_DMA */
 
 #ifdef __cplusplus

bsp/stm32/libraries/HAL_Drivers/config/l0/uart_config.h

@@ -29,14 +29,14 @@ extern "C" {
 #endif /* BSP_USING_UART1 */
 
 #if defined(BSP_UART1_RX_USING_DMA)
-#ifndef UART1_DMA_CONFIG
+#ifndef UART1_DMA_RX_CONFIG
-#define UART1_DMA_CONFIG                                            \
+#define UART1_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART1_RX_DMA_INSTANCE,                          \
         .dma_rcc  = UART1_RX_DMA_RCC,                               \
         .dma_irq  = UART1_RX_DMA_IRQ,                               \
     }
-#endif /* UART1_DMA_CONFIG */
+#endif /* UART1_DMA_RX_CONFIG */
 #endif /* BSP_UART1_RX_USING_DMA */
 
 #if defined(BSP_USING_UART2)
@@ -51,14 +51,14 @@ extern "C" {
 #endif /* BSP_USING_UART2 */
     
 #if defined(BSP_UART2_RX_USING_DMA)
-#ifndef UART2_DMA_CONFIG
+#ifndef UART2_DMA_RX_CONFIG
-#define UART2_DMA_CONFIG                                            \
+#define UART2_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART2_RX_DMA_INSTANCE,                          \
         .dma_rcc  = UART2_RX_DMA_RCC,                               \
         .dma_irq  = UART2_RX_DMA_IRQ,                               \
     }
-#endif /* UART2_DMA_CONFIG */
+#endif /* UART2_DMA_RX_CONFIG */
 #endif /* BSP_UART2_RX_USING_DMA */
 
 #ifdef __cplusplus

bsp/stm32/libraries/HAL_Drivers/config/l4/uart_config.h

@@ -51,15 +51,15 @@ extern "C" {
 #endif /* BSP_USING_UART1 */
 
 #if defined(BSP_UART1_RX_USING_DMA)
-#ifndef UART1_DMA_CONFIG
+#ifndef UART1_DMA_RX_CONFIG
-#define UART1_DMA_CONFIG                                            \
+#define UART1_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART1_RX_DMA_INSTANCE,                          \
         .request  = UART1_RX_DMA_REQUEST,                           \
         .dma_rcc  = UART1_RX_DMA_RCC,                               \
         .dma_irq  = UART1_RX_DMA_IRQ,                               \
     }
-#endif /* UART1_DMA_CONFIG */
+#endif /* UART1_DMA_RX_CONFIG */
 #endif /* BSP_UART1_RX_USING_DMA */  
    
 #if defined(BSP_USING_UART2)
@@ -74,15 +74,15 @@ extern "C" {
 #endif /* BSP_USING_UART2 */
 
 #if defined(BSP_UART2_RX_USING_DMA)
-#ifndef UART2_DMA_CONFIG
+#ifndef UART2_DMA_RX_CONFIG
-#define UART2_DMA_CONFIG                                            \
+#define UART2_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART2_RX_DMA_INSTANCE,                          \
         .request  = UART2_RX_DMA_REQUEST,                           \
         .dma_rcc  = UART2_RX_DMA_RCC,                               \
         .dma_irq  = UART2_RX_DMA_IRQ,                               \
     }
-#endif /* UART2_DMA_CONFIG */
+#endif /* UART2_DMA_RX_CONFIG */
 #endif /* BSP_UART2_RX_USING_DMA */
 
 #if defined(BSP_USING_UART3)
@@ -97,15 +97,15 @@ extern "C" {
 #endif /* BSP_USING_UART3 */
 
 #if defined(BSP_UART3_RX_USING_DMA)
-#ifndef UART3_DMA_CONFIG
+#ifndef UART3_DMA_RX_CONFIG
-#define UART3_DMA_CONFIG                                            \
+#define UART3_DMA_RX_CONFIG                                            \
     {                                                               \
         .Instance = UART3_RX_DMA_INSTANCE,                          \
         .request  = UART3_RX_DMA_REQUEST,                           \
         .dma_rcc  = UART3_RX_DMA_RCC,                               \
         .dma_irq  = UART3_RX_DMA_IRQ,                               \
     }
-#endif /* UART3_DMA_CONFIG */
+#endif /* UART3_DMA_RX_CONFIG */
 #endif /* BSP_UART3_RX_USING_DMA */
 
 #ifdef __cplusplus

bsp/stm32/libraries/HAL_Drivers/drv_usart.c

@@ -25,7 +25,7 @@
 #endif
 
 #ifdef RT_SERIAL_USING_DMA
-    static void stm32_dma_config(struct rt_serial_device *serial);
+    static void stm32_dma_config(struct rt_serial_device *serial, rt_ubase_t flag);
 #endif
 
 enum
@@ -171,10 +171,7 @@ static rt_err_t stm32_control(struct rt_serial_device *serial, int cmd, void *ar
 
 #ifdef RT_SERIAL_USING_DMA
     case RT_DEVICE_CTRL_CONFIG:
-        if (ctrl_arg == RT_DEVICE_FLAG_DMA_RX)
+        stm32_dma_config(serial, ctrl_arg);
-        {
-            stm32_dma_config(serial);
-        }
         break;
 #endif
     }
@@ -219,12 +216,39 @@ static int stm32_getc(struct rt_serial_device *serial)
     return ch;
 }
 
+static rt_size_t stm32_dma_transmit(struct rt_serial_device *serial, rt_uint8_t *buf, rt_size_t size, int direction)
+{
+    struct stm32_uart *uart;
+    RT_ASSERT(serial != RT_NULL);
+    uart = (struct stm32_uart *)(serial->parent.user_data);
+    RT_ASSERT(uart != RT_NULL);
+    
+    if (size == 0)
+    {
+        return 0;
+    }
+    
+    if (RT_SERIAL_DMA_TX == direction)
+    {
+        if (HAL_UART_Transmit_DMA(&uart->handle, buf, size) == HAL_OK)
+        {
+            return size;
+        }
+        else
+        {
+            return 0;
+        }
+    }
+    return 0;
+}
+
 static const struct rt_uart_ops stm32_uart_ops =
 {
     .configure = stm32_configure,
     .control = stm32_control,
     .putc = stm32_putc,
     .getc = stm32_getc,
+    .dma_transmit = stm32_dma_transmit
 };
 
 /**
@@ -252,13 +276,13 @@ static void uart_isr(struct rt_serial_device *serial)
         rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
     }
 #ifdef RT_SERIAL_USING_DMA
-    else if ((uart->uart_dma_flag) && (__HAL_UART_GET_FLAG(&(uart->handle), UART_FLAG_IDLE) != RESET) &&
+    else if ((uart->uart_dma_flag) && (__HAL_UART_GET_FLAG(&(uart->handle), UART_FLAG_IDLE) != RESET)
-             (__HAL_UART_GET_IT_SOURCE(&(uart->handle), UART_IT_IDLE) != RESET))
+             && (__HAL_UART_GET_IT_SOURCE(&(uart->handle), UART_IT_IDLE) != RESET))
     {
         level = rt_hw_interrupt_disable();
-        recv_total_index = serial->config.bufsz - __HAL_DMA_GET_COUNTER(&(uart->dma.handle));
+        recv_total_index = serial->config.bufsz - __HAL_DMA_GET_COUNTER(&(uart->dma_rx.handle));
-        recv_len = recv_total_index - uart->dma.last_index;
+        recv_len = recv_total_index - uart->dma_rx.last_index;
-        uart->dma.last_index = recv_total_index;
+        uart->dma_rx.last_index = recv_total_index;
         rt_hw_interrupt_enable(level);
 
         if (recv_len)
@@ -267,6 +291,17 @@ static void uart_isr(struct rt_serial_device *serial)
         }
         __HAL_UART_CLEAR_IDLEFLAG(&uart->handle);
     }
+    else if (__HAL_UART_GET_FLAG(&(uart->handle), UART_FLAG_TC) != RESET)
+    {
+        if ((serial->parent.open_flag & RT_DEVICE_FLAG_DMA_TX) != 0)
+        {
+            HAL_UART_IRQHandler(&(uart->handle));
+        }
+        else
+        {
+            UART_INSTANCE_CLEAR_FUNCTION(&(uart->handle), UART_FLAG_TC);
+        }
+    }
 #endif
     else
     {
@@ -324,20 +359,20 @@ static void dma_isr(struct rt_serial_device *serial)
     uart = (struct stm32_uart *) serial->parent.user_data;
     RT_ASSERT(uart != RT_NULL);
 
-    if ((__HAL_DMA_GET_IT_SOURCE(&(uart->dma.handle), DMA_IT_TC) != RESET) ||
+    if ((__HAL_DMA_GET_IT_SOURCE(&(uart->dma_rx.handle), DMA_IT_TC) != RESET) ||
-            (__HAL_DMA_GET_IT_SOURCE(&(uart->dma.handle), DMA_IT_HT) != RESET))
+            (__HAL_DMA_GET_IT_SOURCE(&(uart->dma_rx.handle), DMA_IT_HT) != RESET))
     {
         level = rt_hw_interrupt_disable();
-        recv_total_index = serial->config.bufsz - __HAL_DMA_GET_COUNTER(&(uart->dma.handle));
+        recv_total_index = serial->config.bufsz - __HAL_DMA_GET_COUNTER(&(uart->dma_rx.handle));
         if (recv_total_index == 0)
         {
-            recv_len = serial->config.bufsz - uart->dma.last_index;
+            recv_len = serial->config.bufsz - uart->dma_rx.last_index;
         }
         else
         {
-            recv_len = recv_total_index - uart->dma.last_index;
+            recv_len = recv_total_index - uart->dma_rx.last_index;
         }
-        uart->dma.last_index = recv_total_index;
+        uart->dma_rx.last_index = recv_total_index;
         rt_hw_interrupt_enable(level);
 
         if (recv_len)
@@ -365,12 +400,24 @@ void UART1_DMA_RX_IRQHandler(void)
     /* enter interrupt */
     rt_interrupt_enter();
 
-    HAL_DMA_IRQHandler(&uart_obj[UART1_INDEX].dma.handle);
+    HAL_DMA_IRQHandler(&uart_obj[UART1_INDEX].dma_rx.handle);
 
     /* leave interrupt */
     rt_interrupt_leave();
 }
 #endif /* defined(RT_SERIAL_USING_DMA) && defined(BSP_UART1_RX_USING_DMA) */
+#if defined(RT_SERIAL_USING_DMA) && defined(BSP_UART1_TX_USING_DMA)
+void UART1_DMA_TX_IRQHandler(void)
+{
+    /* enter interrupt */
+    rt_interrupt_enter();
+
+    HAL_DMA_IRQHandler(&uart_obj[UART1_INDEX].dma_tx.handle);
+
+    /* leave interrupt */
+    rt_interrupt_leave();
+}
+#endif /* defined(RT_SERIAL_USING_DMA) && defined(BSP_UART1_TX_USING_DMA) */
 #endif /* BSP_USING_UART1 */
 
 #if defined(BSP_USING_UART2)
@@ -390,12 +437,24 @@ void UART2_DMA_RX_IRQHandler(void)
     /* enter interrupt */
     rt_interrupt_enter();
 
-    HAL_DMA_IRQHandler(&uart_obj[UART2_INDEX].dma.handle);
+    HAL_DMA_IRQHandler(&uart_obj[UART2_INDEX].dma_rx.handle);
 
     /* leave interrupt */
     rt_interrupt_leave();
 }
 #endif /* defined(RT_SERIAL_USING_DMA) && defined(BSP_UART2_RX_USING_DMA) */
+#if defined(RT_SERIAL_USING_DMA) && defined(BSP_UART2_TX_USING_DMA)
+void UART2_DMA_TX_IRQHandler(void)
+{
+    /* enter interrupt */
+    rt_interrupt_enter();
+
+    HAL_DMA_IRQHandler(&uart_obj[UART2_INDEX].dma_tx.handle);
+
+    /* leave interrupt */
+    rt_interrupt_leave();
+}
+#endif /* defined(RT_SERIAL_USING_DMA) && defined(BSP_UART2_TX_USING_DMA) */
 #endif /* BSP_USING_UART2 */
 
 #if defined(BSP_USING_UART3)
@@ -415,12 +474,24 @@ void UART3_DMA_RX_IRQHandler(void)
     /* enter interrupt */
     rt_interrupt_enter();
 
-    HAL_DMA_IRQHandler(&uart_obj[UART3_INDEX].dma.handle);
+    HAL_DMA_IRQHandler(&uart_obj[UART3_INDEX].dma_rx.handle);
 
     /* leave interrupt */
     rt_interrupt_leave();
 }
 #endif /* defined(BSP_UART_USING_DMA_RX) && defined(BSP_UART3_RX_USING_DMA) */
+#if defined(RT_SERIAL_USING_DMA) && defined(BSP_UART3_TX_USING_DMA)
+void UART3_DMA_TX_IRQHandler(void)
+{
+    /* enter interrupt */
+    rt_interrupt_enter();
+
+    HAL_DMA_IRQHandler(&uart_obj[UART3_INDEX].dma_tx.handle);
+
+    /* leave interrupt */
+    rt_interrupt_leave();
+}
+#endif /* defined(BSP_UART_USING_DMA_TX) && defined(BSP_UART3_TX_USING_DMA) */
 #endif /* BSP_USING_UART3*/
 
 #if defined(BSP_USING_UART4)
@@ -440,12 +511,25 @@ void UART4_DMA_RX_IRQHandler(void)
     /* enter interrupt */
     rt_interrupt_enter();
 
-    HAL_DMA_IRQHandler(&uart_obj[UART4_INDEX].dma.handle);
+    HAL_DMA_IRQHandler(&uart_obj[UART4_INDEX].dma_rx.handle);
 
     /* leave interrupt */
     rt_interrupt_leave();
 }
 #endif /* defined(BSP_UART_USING_DMA_RX) && defined(BSP_UART4_RX_USING_DMA) */
+
+#if defined(RT_SERIAL_USING_DMA) && defined(BSP_UART4_TX_USING_DMA)
+void UART4_DMA_TX_IRQHandler(void)
+{
+    /* enter interrupt */
+    rt_interrupt_enter();
+
+    HAL_DMA_IRQHandler(&uart_obj[UART4_INDEX].dma_tx.handle);
+
+    /* leave interrupt */
+    rt_interrupt_leave();
+}
+#endif /* defined(BSP_UART_USING_DMA_TX) && defined(BSP_UART4_TX_USING_DMA) */
 #endif /* BSP_USING_UART4*/
 
 #if defined(BSP_USING_UART5)
@@ -465,12 +549,24 @@ void UART5_DMA_RX_IRQHandler(void)
     /* enter interrupt */
     rt_interrupt_enter();
 
-    HAL_DMA_IRQHandler(&uart_obj[UART5_INDEX].dma.handle);
+    HAL_DMA_IRQHandler(&uart_obj[UART5_INDEX].dma_rx.handle);
 
     /* leave interrupt */
     rt_interrupt_leave();
 }
 #endif /* defined(RT_SERIAL_USING_DMA) && defined(BSP_UART5_RX_USING_DMA) */
+#if defined(RT_SERIAL_USING_DMA) && defined(BSP_UART5_TX_USING_DMA)
+void UART5_DMA_TX_IRQHandler(void)
+{
+    /* enter interrupt */
+    rt_interrupt_enter();
+
+    HAL_DMA_IRQHandler(&uart_obj[UART5_INDEX].dma_tx.handle);
+
+    /* leave interrupt */
+    rt_interrupt_leave();
+}
+#endif /* defined(RT_SERIAL_USING_DMA) && defined(BSP_UART5_TX_USING_DMA) */
 #endif /* BSP_USING_UART5*/
 
 #if defined(BSP_USING_UART6)
@@ -490,12 +586,24 @@ void UART6_DMA_RX_IRQHandler(void)
     /* enter interrupt */
     rt_interrupt_enter();
 
-    HAL_DMA_IRQHandler(&uart_obj[UART6_INDEX].dma.handle);
+    HAL_DMA_IRQHandler(&uart_obj[UART6_INDEX].dma_rx.handle);
 
     /* leave interrupt */
     rt_interrupt_leave();
 }
 #endif /* defined(RT_SERIAL_USING_DMA) && defined(BSP_UART6_RX_USING_DMA) */
+#if defined(RT_SERIAL_USING_DMA) && defined(BSP_UART6_TX_USING_DMA)
+void UART6_DMA_TX_IRQHandler(void)
+{
+    /* enter interrupt */
+    rt_interrupt_enter();
+
+    HAL_DMA_IRQHandler(&uart_obj[UART6_INDEX].dma_tx.handle);
+
+    /* leave interrupt */
+    rt_interrupt_leave();
+}
+#endif /* defined(RT_SERIAL_USING_DMA) && defined(BSP_UART6_TX_USING_DMA) */
 #endif /* BSP_USING_UART6*/
 
 #if defined(BSP_USING_LPUART1)
@@ -515,7 +623,7 @@ void LPUART1_DMA_RX_IRQHandler(void)
     /* enter interrupt */
     rt_interrupt_enter();
 
-    HAL_DMA_IRQHandler(&uart_obj[LPUART1_INDEX].dma.handle);
+    HAL_DMA_IRQHandler(&uart_obj[LPUART1_INDEX].dma_rx.handle);
 
     /* leave interrupt */
     rt_interrupt_leave();
@@ -524,13 +632,27 @@ void LPUART1_DMA_RX_IRQHandler(void)
 #endif /* BSP_USING_LPUART1*/
 
 #ifdef RT_SERIAL_USING_DMA
-static void stm32_dma_config(struct rt_serial_device *serial)
+static void stm32_dma_config(struct rt_serial_device *serial, rt_ubase_t flag)
 {
-    RT_ASSERT(serial != RT_NULL);
-    struct stm32_uart *uart = (struct stm32_uart *)serial->parent.user_data;
-    RT_ASSERT(uart != RT_NULL);
     struct rt_serial_rx_fifo *rx_fifo;
+    DMA_HandleTypeDef *DMA_Handle;
+    struct dma_config *dma_config;
+    struct stm32_uart *uart;
     
+    RT_ASSERT(serial != RT_NULL);
+    uart = (struct stm32_uart *)serial->parent.user_data;
+    RT_ASSERT(uart != RT_NULL);
+
+    if (RT_DEVICE_FLAG_DMA_RX == flag)
+    {
+        DMA_Handle = &uart->dma_rx.handle;
+        dma_config = uart->config->dma_rx;
+    }
+    else if (RT_DEVICE_FLAG_DMA_TX == flag)
+    {
+        DMA_Handle = &uart->dma_tx.handle;
+        dma_config = uart->config->dma_tx;
+    }
     LOG_D("%s dma config start", uart->config->name);
 
     {
@@ -538,67 +660,86 @@ static void stm32_dma_config(struct rt_serial_device *serial)
 #if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0) \
     || defined(SOC_SERIES_STM32L0)
         /* enable DMA clock && Delay after an RCC peripheral clock enabling*/
-        SET_BIT(RCC->AHBENR, uart->config->dma_rx->dma_rcc);
+        SET_BIT(RCC->AHBENR, dma_config->dma_rcc);
-        tmpreg = READ_BIT(RCC->AHBENR, uart->config->dma_rx->dma_rcc);
+        tmpreg = READ_BIT(RCC->AHBENR, dma_config->dma_rcc);
 #elif defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32L4)
         /* enable DMA clock && Delay after an RCC peripheral clock enabling*/
-        SET_BIT(RCC->AHB1ENR, uart->config->dma_rx->dma_rcc);
+        SET_BIT(RCC->AHB1ENR, dma_config->dma_rcc);
-        tmpreg = READ_BIT(RCC->AHB1ENR, uart->config->dma_rx->dma_rcc);
+        tmpreg = READ_BIT(RCC->AHB1ENR, dma_config->dma_rcc);
 #endif
         UNUSED(tmpreg);   /* To avoid compiler warnings */
     }
 
-    __HAL_LINKDMA(&(uart->handle), hdmarx, uart->dma.handle);
+    if (RT_DEVICE_FLAG_DMA_RX == flag)
+    {
+        __HAL_LINKDMA(&(uart->handle), hdmarx, uart->dma_rx.handle);
+    }
+    else if (RT_DEVICE_FLAG_DMA_TX == flag)
+    {
+        __HAL_LINKDMA(&(uart->handle), hdmatx, uart->dma_tx.handle);
+    }
 
 #if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32L0)
-    uart->dma.handle.Instance                 = uart->config->dma_rx->Instance;
+    DMA_Handle->Instance                 = dma_config->Instance;
 #elif defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7)
-    uart->dma.handle.Instance                 = uart->config->dma_rx->Instance;
+    DMA_Handle->Instance                 = dma_config->Instance;
-    uart->dma.handle.Init.Channel             = uart->config->dma_rx->channel;
+    DMA_Handle->Init.Channel             = dma_config->channel;
 #elif defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32G0)
-    uart->dma.handle.Instance                 = uart->config->dma_rx->Instance;
+    DMA_Handle->Instance                 = dma_config->Instance;
-    uart->dma.handle.Init.Request             = uart->config->dma_rx->request;
+    DMA_Handle->Init.Request             = dma_config->request;
 #endif
-    uart->dma.handle.Init.Direction           = DMA_PERIPH_TO_MEMORY;
+    DMA_Handle->Init.PeriphInc           = DMA_PINC_DISABLE;
-    uart->dma.handle.Init.PeriphInc           = DMA_PINC_DISABLE;
+    DMA_Handle->Init.MemInc              = DMA_MINC_ENABLE;
-    uart->dma.handle.Init.MemInc              = DMA_MINC_ENABLE;
+    DMA_Handle->Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
-    uart->dma.handle.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
+    DMA_Handle->Init.MemDataAlignment    = DMA_MDATAALIGN_BYTE;
-    uart->dma.handle.Init.MemDataAlignment    = DMA_MDATAALIGN_BYTE;
+    
-    uart->dma.handle.Init.Mode                = DMA_CIRCULAR;
+    if (RT_DEVICE_FLAG_DMA_RX == flag)
-    uart->dma.handle.Init.Priority            = DMA_PRIORITY_MEDIUM;
+    {
+        DMA_Handle->Init.Direction           = DMA_PERIPH_TO_MEMORY;
+        DMA_Handle->Init.Mode                = DMA_CIRCULAR;
+    }
+    else if (RT_DEVICE_FLAG_DMA_TX == flag)
+    {
+        DMA_Handle->Init.Direction           = DMA_MEMORY_TO_PERIPH;
+        DMA_Handle->Init.Mode                = DMA_NORMAL;
+    }
+    
+    DMA_Handle->Init.Priority            = DMA_PRIORITY_MEDIUM;
 #if defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7)
-    uart->dma.handle.Init.FIFOMode            = DMA_FIFOMODE_DISABLE;
+    DMA_Handle->Init.FIFOMode            = DMA_FIFOMODE_DISABLE;
 #endif
-    if (HAL_DMA_DeInit(&(uart->dma.handle)) != HAL_OK)
+    if (HAL_DMA_DeInit(DMA_Handle) != HAL_OK)
     {
         RT_ASSERT(0);
     }
 
-    if (HAL_DMA_Init(&(uart->dma.handle)) != HAL_OK)
+    if (HAL_DMA_Init(DMA_Handle) != HAL_OK)
     {
         RT_ASSERT(0);
     }
 
+    /* enable interrupt */
+    if (flag == RT_DEVICE_FLAG_DMA_RX)
+    {
         rx_fifo = (struct rt_serial_rx_fifo *)serial->serial_rx;
-
         /* Start DMA transfer */
         if (HAL_UART_Receive_DMA(&(uart->handle), rx_fifo->buffer, serial->config.bufsz) != HAL_OK)
         {
             /* Transfer error in reception process */
             RT_ASSERT(0);
         }
-
+        CLEAR_BIT(uart->handle.Instance->CR3, USART_CR3_EIE);
-    /* enable interrupt */
         __HAL_UART_ENABLE_IT(&(uart->handle), UART_IT_IDLE);
+    }
  
-    /* enable rx irq */
+    /* enable irq */
-    HAL_NVIC_SetPriority(uart->config->dma_rx->dma_irq, 0, 0);
+    HAL_NVIC_SetPriority(dma_config->dma_irq, 0, 0);
-    HAL_NVIC_EnableIRQ(uart->config->dma_rx->dma_irq);
+    HAL_NVIC_EnableIRQ(dma_config->dma_irq);
 
     HAL_NVIC_SetPriority(uart->config->irq_type, 1, 0);
     HAL_NVIC_EnableIRQ(uart->config->irq_type);
 
-    LOG_D("%s dma RX instance: %x", uart->config->name, uart->dma.handle.Instance);
+    LOG_D("%s dma %s instance: %x", uart->config->name, flag == RT_DEVICE_FLAG_DMA_RX ? "RX" : "TX", DMA_Handle->Instance);
     LOG_D("%s dma config done", uart->config->name);
 }
 
@@ -646,44 +787,99 @@ void HAL_UART_RxHalfCpltCallback(UART_HandleTypeDef *huart)
     uart = (struct stm32_uart *)huart;
     dma_isr(&uart->serial);
 }
+void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart)
+{
+    struct stm32_uart *uart;
+    RT_ASSERT(huart != NULL);
+    uart = (struct stm32_uart *)huart;
+    rt_hw_serial_isr(&uart->serial, RT_SERIAL_EVENT_TX_DMADONE);
+}
 #endif  /* RT_SERIAL_USING_DMA */
 
 static void stm32_uart_get_dma_config(void)
 {
+#ifdef BSP_USING_UART1
+    uart_obj[UART1_INDEX].uart_dma_flag = 0;
 #ifdef BSP_UART1_RX_USING_DMA
-    uart_obj[UART1_INDEX].uart_dma_flag = 1;
+    uart_obj[UART1_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_RX;
-    static struct dma_config uart1_dma_rx = UART1_DMA_CONFIG;
+    static struct dma_config uart1_dma_rx = UART1_DMA_RX_CONFIG;
     uart_config[UART1_INDEX].dma_rx = &uart1_dma_rx;
 #endif
+#ifdef BSP_UART1_TX_USING_DMA
+    uart_obj[UART1_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_TX;
+    static struct dma_config uart1_dma_tx = UART1_DMA_TX_CONFIG;
+    uart_config[UART1_INDEX].dma_tx = &uart1_dma_tx;
+#endif
+#endif
+
+#ifdef BSP_USING_UART2
+    uart_obj[UART2_INDEX].uart_dma_flag = 0;
 #ifdef BSP_UART2_RX_USING_DMA
-    uart_obj[UART2_INDEX].uart_dma_flag = 1;
+    uart_obj[UART2_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_RX;
-    static struct dma_config uart2_dma_rx = UART2_DMA_CONFIG;
+    static struct dma_config uart2_dma_rx = UART2_DMA_RX_CONFIG;
     uart_config[UART2_INDEX].dma_rx = &uart2_dma_rx;
 #endif
+#ifdef BSP_UART2_TX_USING_DMA
+    uart_obj[UART2_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_TX;
+    static struct dma_config uart2_dma_tx = UART2_DMA_TX_CONFIG;
+    uart_config[UART2_INDEX].dma_tx = &uart2_dma_tx;
+#endif
+#endif
+
+#ifdef BSP_USING_UART3
+    uart_obj[UART3_INDEX].uart_dma_flag = 0;
 #ifdef BSP_UART3_RX_USING_DMA
-    uart_obj[UART3_INDEX].uart_dma_flag = 1;
+    uart_obj[UART3_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_RX;
-    static struct dma_config uart3_dma_rx = UART3_DMA_CONFIG;
+    static struct dma_config uart3_dma_rx = UART3_DMA_RX_CONFIG;
     uart_config[UART3_INDEX].dma_rx = &uart3_dma_rx;
 #endif
+#ifdef BSP_UART3_TX_USING_DMA
+    uart_obj[UART3_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_TX;
+    static struct dma_config uart3_dma_tx = UART3_DMA_TX_CONFIG;
+    uart_config[UART3_INDEX].dma_tx = &uart3_dma_tx;
+#endif
+#endif
+
+#ifdef BSP_USING_UART4
+    uart_obj[UART4_INDEX].uart_dma_flag = 0;
 #ifdef BSP_UART4_RX_USING_DMA
-    uart_obj[UART4_INDEX].uart_dma_flag = 1;
+    uart_obj[UART4_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_RX;
-    static struct dma_config uart4_dma_rx = UART4_DMA_CONFIG;
+    static struct dma_config uart4_dma_rx = UART4_DMA_RX_CONFIG;
     uart_config[UART4_INDEX].dma_rx = &uart4_dma_rx;
 #endif
+#ifdef BSP_UART4_TX_USING_DMA
+    uart_obj[UART4_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_TX;
+    static struct dma_config uart4_dma_tx = UART4_DMA_TX_CONFIG;
+    uart_config[UART4_INDEX].dma_tx = &uart4_dma_tx;
+#endif
+#endif
+
+#ifdef BSP_USING_UART5
+    uart_obj[UART5_INDEX].uart_dma_flag = 0;
 #ifdef BSP_UART5_RX_USING_DMA
-    uart_obj[UART5_INDEX].uart_dma_flag = 1;
+    uart_obj[UART5_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_RX;
-    static struct dma_config uart5_dma_rx = UART5_DMA_CONFIG;
+    static struct dma_config uart5_dma_rx = UART5_DMA_RX_CONFIG;
     uart_config[UART5_INDEX].dma_rx = &uart5_dma_rx;
 #endif
+#ifdef BSP_UART5_TX_USING_DMA
+    uart_obj[UART5_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_TX;
+    static struct dma_config uart5_dma_tx = UART5_DMA_TX_CONFIG;
+    uart_config[UART5_INDEX].dma_tx = &uart5_dma_tx;
+#endif
+#endif
+
+#ifdef BSP_USING_UART6
+    uart_obj[UART6_INDEX].uart_dma_flag = 0;
 #ifdef BSP_UART6_RX_USING_DMA
-    uart_obj[UART6_INDEX].uart_dma_flag = 1;
+    uart_obj[UART6_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_RX;
-    static struct dma_config uart6_dma_rx = UART6_DMA_CONFIG;
+    static struct dma_config uart6_dma_rx = UART6_DMA_RX_CONFIG;
     uart_config[UART6_INDEX].dma_rx = &uart6_dma_rx;
 #endif
-#ifdef BSP_LPUART1_RX_USING_DMA
+#ifdef BSP_UART6_TX_USING_DMA
-    uart_obj[LPUART1_INDEX].uart_dma_flag = 1;
+    uart_obj[UART6_INDEX].uart_dma_flag |= RT_DEVICE_FLAG_DMA_TX;
-    static struct dma_config lpuart1_dma_rx = LPUART1_DMA_CONFIG;
+    static struct dma_config uart6_dma_tx = UART6_DMA_TX_CONFIG;
-    uart_config[LPUART1_INDEX].dma_rx = &lpuart1_dma_rx;
+    uart_config[UART6_INDEX].dma_tx = &uart6_dma_tx;
+#endif
 #endif
 }
 
@@ -700,23 +896,13 @@ int rt_hw_usart_init(void)
         uart_obj[i].config = &uart_config[i];
         uart_obj[i].serial.ops    = &stm32_uart_ops;
         uart_obj[i].serial.config = config;
-
-#if defined(RT_SERIAL_USING_DMA)
-        if (uart_obj[i].uart_dma_flag)
-        {
         /* register UART device */
         result = rt_hw_serial_register(&uart_obj[i].serial, uart_obj[i].config->name,
-                                           RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_DMA_RX
+                                       RT_DEVICE_FLAG_RDWR
+                                       | RT_DEVICE_FLAG_INT_RX
+                                       | RT_DEVICE_FLAG_INT_TX
+                                       | uart_obj[i].uart_dma_flag
                                        , &uart_obj[i]);
-        }
-        else
-#endif
-        {
-            /* register UART device */
-            result = rt_hw_serial_register(&uart_obj[i].serial, uart_obj[i].config->name,
-                                           RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX
-                                           , &uart_obj[i]);
-        }
         RT_ASSERT(result == RT_EOK);
     }
 

bsp/stm32/libraries/HAL_Drivers/drv_usart.h

@@ -41,6 +41,7 @@ struct stm32_uart_config
     USART_TypeDef *Instance;
     IRQn_Type irq_type;
     struct dma_config *dma_rx;
+    struct dma_config *dma_tx;
 };
 
 /* stm32 uart dirver class */
@@ -54,9 +55,13 @@ struct stm32_uart
     {
         DMA_HandleTypeDef handle;
         rt_size_t last_index;
-    } dma;
+    } dma_rx;
+    struct
+    {
+        DMA_HandleTypeDef handle;
+    } dma_tx;
 #endif
-    rt_uint8_t uart_dma_flag;
+    rt_uint16_t uart_dma_flag;
     struct rt_serial_device serial;
 };
 

bsp/stm32/libraries/STM32H7xx_HAL/SConscript

@@ -40,8 +40,8 @@ if GetDepend(['RT_USING_I2C']):
     src += ['STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_i2c_ex.c']
 
 if GetDepend(['RT_USING_SPI']):
-    src += ['STM32F7xx_HAL_Driver/Src/stm32h7xx_hal_spi.c']
+    src += ['STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_spi.c']
-    src += ['STM32F7xx_HAL_Driver/Src/stm32h7xx_hal_qspi.c']
+    src += ['STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_qspi.c']
 
 if GetDepend(['RT_USING_USB_HOST']) or GetDepend(['RT_USING_USB_DEVICE']):
     src += ['STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pccard.c']

bsp/stm32/stm32f103-yf-ufun/README.md

@@ -1,8 +1,8 @@
-# BSP README 模板
+# STM32F103 yf-ufun 开发板 BSP 说明
 
 ## 简介
 
-本文档为 ufun 开发板的 BSP (板级支持包) 说明。
+本文档为刘恒为 STM32F103 yf-ufun 开发板提供的 BSP (板级支持包) 说明。
 
 主要内容如下：
 
@@ -14,11 +14,7 @@
 
 ## 开发板介绍
 
-板载资源比较丰富。
+yf-ufun STM32F103 是优凡（天津）科技有限公司推出的一款基于 ARM Cortex-M3 内核的开发板，最高主频为 72Mhz，该开发板具有丰富的板载资源，可以充分发挥 STM32F103 的芯片性能。正面有 Micro SD 卡槽，usb 接口（供电、ISP 下载、USB 转串口），LED，触摸按键控制芯片 TTP224N-BSB，CH340 USB 转串口芯片。背面有电源开关，BOOT 配置拨码开关，蜂鸣器，RGB LED，RTC 超级电容，复位按键，触摸按键，SWD 调试接口。通过 miniPCIe 连接扩展板。
-正面有Micro SD 卡槽，usb接口（供电、ISP下载、USB转串口），LED3，触摸按键控制芯片（TTP224N-BSB），CH340 USB 转串口芯片。
-背面有电源开关，BOOT配置拨码开关，蜂鸣器，RGB LED，RTC超级电容，复位按键，触摸按键，SWD调试接口。
-主控MCU STM32F103RCT6，LQFP64封装。
-扩展板, 通过 miniPCIe 来进行连接。
 
 开发板外观如下图所示：
 
@@ -27,15 +23,13 @@
 该开发板常用 **板载资源** 如下：
 
 - MCU：STM32F103RCT6，主频 72MHz，256KB FLASH ，48KB RAM
-- 外部 RAM：无
-- 外部 FLASH：无
 - 常用外设
-  - LED：2个，LED3（红色，PA3），LED1（RGB，PA1，PA2，PA0）
+  - LED：2个，LED3（R，PA3），LED1（RGB，PA1，PA2，PA0）
-  - 按键：5个，K1（复位），上下左右4个触摸按键
+  - 按键：5个，K1 复位，上下左右4个触摸按键
-- 常用接口：USB 转串口、SD 卡接口等
+- 常用接口：USB 转串口、SD 卡接口，miniPCIe 扩展接口等
-- 调试接口，标准 SWD
+- 调试接口，标准 SWD 调试下载接口
 
-开发板更多详细信息请参考【ufun】 [ufun开发板介绍]链接https://forum.mianbaoban.cn/topic/70846_1_1.html。
+开发板更多详细信息请参考优凡 [ufun 资料] 链接:  https://pan.baidu.com/s/12WzPnuGVufoiKUtzhdXNeg 提取码:  mp4h
 
 ## 外设支持
 
@@ -44,12 +38,12 @@
 | **板载外设**      | **支持情况** | **备注**                             |
 | :----------------- | :----------: | :------------------------------------|
 | USB 转串口        |     支持     |                                       |
-| SPI Flash         |   暂不支持   |                                       |
+| 蜂鸣器            |   暂不支持   |                                       |
-| 以太网            |   暂不支持   |                                       |
+| LED               |     支持     |                                       |
-| SD卡              |   暂不支持   |                                       |
+| RGB LED           |   暂不支持   |                                       |
-| CAN               |   暂不支持   |                                       |
+| 触摸按键          |   暂不支持   |                                       |
 | **片上外设**      | **支持情况** | **备注**                              |
-| GPIO              |     支持     | PA0, PA1... PK15 ---> PIN: 0, 1...64  |
+| GPIO              |     支持     | PA0-PA14，PB0-PB15，PC0-PC5，PC7-PC12 |
 | UART              |     支持     | UART1                                 |
 | SPI               |   暂不支持   |                                       |
 | I2C               |   暂不支持   |                                       |
@@ -60,7 +54,6 @@
 | USB Host          |   暂不支持   | 		                               |
 | IWG               |   暂不支持   | 		                               |
 | **扩展模块**      | **支持情况** | **备注**                              |
-|     xxx 模块      |   支持       |                                       |
 
 ## 使用说明
 
@@ -74,7 +67,6 @@
 
     本章节是为需要在 RT-Thread 操作系统上使用更多开发板资源的开发者准备的。通过使用 ENV 工具对 BSP 进行配置，可以开启更多板载资源，实现更多高级功能。
 
-
 ### 快速上手
 
 本 BSP 为开发者提供 MDK4、MDK5 和 IAR 工程，并且支持 GCC 开发环境。下面以 MDK5 开发环境为例，介绍如何将系统运行起来。
@@ -87,15 +79,14 @@
 
 双击 project.uvprojx 文件，打开 MDK5 工程，编译并下载程序到开发板。
 
-> 工程默认配置使用 xxx 仿真器下载程序，在通过 xxx 连接开发板的基础上，点击下载按钮即可下载程序到开发板
+> 工程默认配置使用 Jlink 仿真器下载程序，在通过 Jlink 连接开发板的基础上，点击下载按钮即可下载程序到开发板
 
 #### 运行结果
 
-下载程序成功之后，系统会自动运行，【这里写开发板运行起来之后的现象，如：LED 闪烁等】。
+下载程序成功之后，系统会自动运行，LED3 闪烁。
 
 连接开发板对应串口到 PC , 在终端工具里打开相应的串口（115200-8-1-N），复位设备后，可以看到 RT-Thread 的输出信息:
 
-
  \ | /
 - RT -     Thread Operating System
  / | \     4.0.2 build May 23 2019
@@ -104,7 +95,7 @@ msh >
 
 ### 进阶使用
 
-此 BSP 默认只开启了 GPIO 和 串口1 的功能，如果需使用 SD 卡、Flash 等更多高级功能，需要利用 ENV 工具对BSP 进行配置，步骤如下：
+此 BSP 默认只开启了 GPIO 和 串口1 的功能，如果需使用 Flash 等更多高级功能，需要利用 ENV 工具对BSP 进行配置，步骤如下：
 
 1. 在 bsp 下打开 env 工具。
 
@@ -118,10 +109,8 @@ msh >
 
 ## 注意事项
 
-- xxx
-
 ## 联系人信息
 
 维护人:
 
--  [rfq](https://github.com/lhxzui), 邮箱：<iuzxhl@qq.com>
+-  [刘恒](https://github.com/lhxzui), 邮箱：<iuzxhl@qq.com>

bsp/stm32/stm32f407-atk-explorer/board/Kconfig

@@ -83,6 +83,25 @@ menu "On-chip Peripheral Drivers"
                 depends on BSP_USING_UART1 && RT_SERIAL_USING_DMA
                 default n
 
+            config BSP_UART1_TX_USING_DMA
+                bool "Enable UART1 TX DMA"
+                depends on BSP_USING_UART1 && RT_SERIAL_USING_DMA
+                default n
+
+            config BSP_USING_UART2
+                bool "Enable UART2"
+                default n
+
+            config BSP_UART2_RX_USING_DMA
+                bool "Enable UART2 RX DMA"
+                depends on BSP_USING_UART2 && RT_SERIAL_USING_DMA
+                default n
+
+            config BSP_UART2_TX_USING_DMA
+                bool "Enable UART2 TX DMA"
+                depends on BSP_USING_UART2 && RT_SERIAL_USING_DMA
+                default n
+		              
             config BSP_USING_UART3
                 bool "Enable UART3"
                 default n
@@ -91,6 +110,53 @@ menu "On-chip Peripheral Drivers"
                 bool "Enable UART3 RX DMA"
                 depends on BSP_USING_UART3 && RT_SERIAL_USING_DMA
                 default n  
+
+            config BSP_UART3_TX_USING_DMA
+                bool "Enable UART3 TX DMA"
+                depends on BSP_USING_UART3 && RT_SERIAL_USING_DMA
+                default n
+		              
+            config BSP_USING_UART4
+                bool "Enable UART4"
+                default n
+
+            config BSP_UART4_RX_USING_DMA
+                bool "Enable UART4 RX DMA"
+                depends on BSP_USING_UART4 && RT_SERIAL_USING_DMA
+                default n  
+
+            config BSP_UART4_TX_USING_DMA
+                bool "Enable UART4 TX DMA"
+                depends on BSP_USING_UART4 && RT_SERIAL_USING_DMA
+                default n
+		              
+            config BSP_USING_UART5
+                bool "Enable UART5"
+                default n
+
+            config BSP_UART5_RX_USING_DMA
+                bool "Enable UART5 RX DMA"
+                depends on BSP_USING_UART5 && RT_SERIAL_USING_DMA
+                default n  
+
+            config BSP_UART5_TX_USING_DMA
+                bool "Enable UART5 TX DMA"
+                depends on BSP_USING_UART5 && RT_SERIAL_USING_DMA
+                default n
+		              
+            config BSP_USING_UART6
+                bool "Enable UART6"
+                default n
+
+            config BSP_UART6_RX_USING_DMA
+                bool "Enable UART6 RX DMA"
+                depends on BSP_USING_UART6 && RT_SERIAL_USING_DMA
+                default n  
+
+            config BSP_UART6_TX_USING_DMA
+                bool "Enable UART6 TX DMA"
+                depends on BSP_USING_UART6 && RT_SERIAL_USING_DMA
+                default n
         endif
 
     menuconfig BSP_USING_TIM

bsp/stm32/stm32h743-atk-apollo/board/CubeMX_Config/CubeMX_Config.ioc

@@ -71,37 +71,35 @@ Mcu.Pin43=PG7
 Mcu.Pin44=PG8
 Mcu.Pin45=PA9
 Mcu.Pin46=PA10
-Mcu.Pin47=PA13 (JTMS/SWDIO)
+Mcu.Pin47=PH13
-Mcu.Pin48=PH13
+Mcu.Pin48=PH14
-Mcu.Pin49=PH14
+Mcu.Pin49=PH15
 Mcu.Pin5=PF3
-Mcu.Pin50=PH15
+Mcu.Pin50=PI0
-Mcu.Pin51=PI0
+Mcu.Pin51=PI1
-Mcu.Pin52=PI1
+Mcu.Pin52=PI2
-Mcu.Pin53=PI2
+Mcu.Pin53=PD0
-Mcu.Pin54=PA14 (JTCK/SWCLK)
+Mcu.Pin54=PD1
-Mcu.Pin55=PD0
+Mcu.Pin55=PG11
-Mcu.Pin56=PD1
+Mcu.Pin56=PG15
-Mcu.Pin57=PG11
+Mcu.Pin57=PE0
-Mcu.Pin58=PG15
+Mcu.Pin58=PE1
-Mcu.Pin59=PE0
+Mcu.Pin59=PI4
 Mcu.Pin6=PF4
-Mcu.Pin60=PE1
+Mcu.Pin60=PI5
-Mcu.Pin61=PI4
+Mcu.Pin61=PI6
-Mcu.Pin62=PI5
+Mcu.Pin62=PI7
-Mcu.Pin63=PI6
+Mcu.Pin63=VP_DMA2D_VS_DMA2D
-Mcu.Pin64=PI7
+Mcu.Pin64=VP_SYS_VS_Systick
-Mcu.Pin65=VP_DMA2D_VS_DMA2D
-Mcu.Pin66=VP_SYS_VS_Systick
 Mcu.Pin7=PF5
 Mcu.Pin8=PF10
 Mcu.Pin9=PH0-OSC_IN (PH0)
-Mcu.PinsNb=67
+Mcu.PinsNb=65
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32H743IITx
-MxCube.Version=5.0.1
+MxCube.Version=5.2.0
-MxDb.Version=DB.5.0.1
+MxDb.Version=DB.5.0.20
 NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false
 NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false\:false
 NVIC.HardFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false
@@ -116,10 +114,6 @@ NVIC.UsageFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false
 PA10.Locked=true
 PA10.Mode=Asynchronous
 PA10.Signal=USART1_RX
-PA13\ (JTMS/SWDIO).Mode=Serial_Wire
-PA13\ (JTMS/SWDIO).Signal=SYS_JTMS-SWDIO
-PA14\ (JTCK/SWCLK).Mode=Serial_Wire
-PA14\ (JTCK/SWCLK).Signal=SYS_JTCK-SWCLK
 PA9.Locked=true
 PA9.Mode=Asynchronous
 PA9.Signal=USART1_TX
@@ -128,7 +122,7 @@ PC2_C.Mode=SdramChipSelect1_1
 PC2_C.Signal=FMC_SDNE0
 PC3_C.Mode=SdramChipSelect1_1
 PC3_C.Signal=FMC_SDCKE0
-PCC.Checker=false
+PCC.Checker=true
 PCC.Line=STM32H743/753
 PCC.MCU=STM32H743IITx
 PCC.PartNumber=STM32H743IITx
@@ -232,7 +226,7 @@ PI7.Signal=LTDC_B7
 PI9.Mode=RGB565
 PI9.Signal=LTDC_VSYNC
 PinOutPanel.RotationAngle=0
-ProjectManager.AskForMigrate=false
+ProjectManager.AskForMigrate=true
 ProjectManager.BackupPrevious=false
 ProjectManager.CompilerOptimize=6
 ProjectManager.ComputerToolchain=false
@@ -241,7 +235,7 @@ ProjectManager.CustomerFirmwarePackage=
 ProjectManager.DefaultFWLocation=true
 ProjectManager.DeletePrevious=true
 ProjectManager.DeviceId=STM32H743IITx
-ProjectManager.FirmwarePackage=STM32Cube FW_H7 V1.3.2
+ProjectManager.FirmwarePackage=STM32Cube FW_H7 V1.4.0
 ProjectManager.FreePins=false
 ProjectManager.HalAssertFull=false
 ProjectManager.HeapSize=0x200
@@ -304,7 +298,7 @@ RCC.HRTIMFreq_Value=200000000
 RCC.HSE_VALUE=25000000
 RCC.I2C123Freq_Value=100000000
 RCC.I2C4Freq_Value=100000000
-RCC.IPParameters=ADCFreq_Value,AHB12Freq_Value,AHB4Freq_Value,APB1Freq_Value,APB2Freq_Value,APB3Freq_Value,APB4Freq_Value,AXIClockFreq_Value,CECFreq_Value,CKPERFreq_Value,CPU2Freq_Value,CPU2SystikFreq_Value,CortexFreq_Value,CpuClockFreq_Value,D1CPREFreq_Value,D1PPRE,D2PPRE1,D2PPRE2,D3PPRE,DFSDMACLkFreq_Value,DFSDMFreq_Value,DIVM1,DIVM3,DIVN1,DIVN3,DIVP1Freq_Value,DIVP2Freq_Value,DIVP3Freq_Value,DIVQ1Freq_Value,DIVQ2Freq_Value,DIVQ3Freq_Value,DIVR1Freq_Value,DIVR2Freq_Value,DIVR3,DIVR3Freq_Value,FDCANFreq_Value,FMCFreq_Value,FamilyName,HCLK3ClockFreq_Value,HCLKFreq_Value,HPRE,HRTIMFreq_Value,HSE_VALUE,I2C123Freq_Value,I2C4Freq_Value,LPTIM1Freq_Value,LPTIM2Freq_Value,LPTIM345Freq_Value,LPUART1Freq_Value,LTDCFreq_Value,MCO1PinFreq_Value,MCO2PinFreq_Value,PLLSourceVirtual,QSPIFreq_Value,RNGFreq_Value,RTCFreq_Value,SAI1Freq_Value,SAI23Freq_Value,SAI4AFreq_Value,SAI4BFreq_Value,SDMMCFreq_Value,SPDIFRXFreq_Value,SPI123Freq_Value,SPI45Freq_Value,SPI6Freq_Value,SWPMI1Freq_Value,SYSCLKFreq_VALUE,SYSCLKSource,Tim1OutputFreq_Value,Tim2OutputFreq_Value,TraceFreq_Value,USART16Freq_Value,USART234578Freq_Value,USBFreq_Value,VCO1OutputFreq_Value,VCO2OutputFreq_Value,VCO3OutputFreq_Value,VCOInput1Freq_Value,VCOInput2Freq_Value,VCOInput3Freq_Value
+RCC.IPParameters=ADCFreq_Value,AHB12Freq_Value,AHB4Freq_Value,APB1Freq_Value,APB2Freq_Value,APB3Freq_Value,APB4Freq_Value,AXIClockFreq_Value,CECFreq_Value,CKPERFreq_Value,CPU2Freq_Value,CPU2SystikFreq_Value,CortexFreq_Value,CpuClockFreq_Value,D1CPREFreq_Value,D1PPRE,D2PPRE1,D2PPRE2,D3PPRE,DFSDMACLkFreq_Value,DFSDMFreq_Value,DIVM1,DIVM3,DIVN1,DIVN3,DIVP1Freq_Value,DIVP2Freq_Value,DIVP3Freq_Value,DIVQ1Freq_Value,DIVQ2Freq_Value,DIVQ3Freq_Value,DIVR1Freq_Value,DIVR2Freq_Value,DIVR3,DIVR3Freq_Value,FDCANFreq_Value,FMCFreq_Value,FamilyName,HCLK3ClockFreq_Value,HCLKFreq_Value,HPRE,HRTIMFreq_Value,HSE_VALUE,I2C123Freq_Value,I2C4Freq_Value,LPTIM1Freq_Value,LPTIM2Freq_Value,LPTIM345Freq_Value,LPUART1Freq_Value,LTDCFreq_Value,MCO1PinFreq_Value,MCO2PinFreq_Value,PLLSourceVirtual,PWR_Regulator_Voltage_Scale,QSPIFreq_Value,RNGFreq_Value,RTCFreq_Value,SAI1Freq_Value,SAI23Freq_Value,SAI4AFreq_Value,SAI4BFreq_Value,SDMMCFreq_Value,SPDIFRXFreq_Value,SPI123Freq_Value,SPI45Freq_Value,SPI6Freq_Value,SWPMI1Freq_Value,SYSCLKFreq_VALUE,SYSCLKSource,Tim1OutputFreq_Value,Tim2OutputFreq_Value,TraceFreq_Value,USART16Freq_Value,USART234578Freq_Value,USBFreq_Value,VCO1OutputFreq_Value,VCO2OutputFreq_Value,VCO3OutputFreq_Value,VCOInput1Freq_Value,VCOInput2Freq_Value,VCOInput3Freq_Value
 RCC.LPTIM1Freq_Value=100000000
 RCC.LPTIM2Freq_Value=100000000
 RCC.LPTIM345Freq_Value=100000000
@@ -313,6 +307,7 @@ RCC.LTDCFreq_Value=9090909.090909092
 RCC.MCO1PinFreq_Value=64000000
 RCC.MCO2PinFreq_Value=400000000
 RCC.PLLSourceVirtual=RCC_PLLSOURCE_HSE
+RCC.PWR_Regulator_Voltage_Scale=PWR_REGULATOR_VOLTAGE_SCALE1
 RCC.QSPIFreq_Value=200000000
 RCC.RNGFreq_Value=48000000
 RCC.RTCFreq_Value=32000
@@ -330,7 +325,7 @@ RCC.SYSCLKFreq_VALUE=400000000
 RCC.SYSCLKSource=RCC_SYSCLKSOURCE_PLLCLK
 RCC.Tim1OutputFreq_Value=200000000
 RCC.Tim2OutputFreq_Value=200000000
-RCC.TraceFreq_Value=400000000
+RCC.TraceFreq_Value=64000000
 RCC.USART16Freq_Value=100000000
 RCC.USART234578Freq_Value=100000000
 RCC.USBFreq_Value=400000000