libs/rt-thread-official
libs
/
rt-thread-official
mirror of https://github.com/RT-Thread/rt-thread.git
4
0
Fork 0
Code Issues Releases Wiki Activity

[BSP]Add serial receive overflow interrupt to stm32f10x ISR.

This commit is contained in:
armink 2014-09-13 11:53:21 +08:00
parent 04c4e5d9a4
commit 77b214f1bc
1 changed files with 21 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
bsp/stm32f10x/drivers/usart.c
View File

@ -21,19 +21,19 @@
#include <rtdevice.h> #include <rtdevice.h>
/* USART1 */ /* USART1 */
#define UART1_GPIO_TX GPIO_Pin_9 #define UART1_GPIO_TX GPIO_Pin_9
#define UART1_GPIO_RX GPIO_Pin_10 #define UART1_GPIO_RX GPIO_Pin_10
#define UART1_GPIO GPIOA #define UART1_GPIO GPIOA
/* USART2 */ /* USART2 */
#define UART2_GPIO_TX GPIO_Pin_2 #define UART2_GPIO_TX GPIO_Pin_2
#define UART2_GPIO_RX GPIO_Pin_3 #define UART2_GPIO_RX GPIO_Pin_3
#define UART2_GPIO GPIOA #define UART2_GPIO GPIOA
/* USART3_REMAP[1:0] = 00 */ /* USART3_REMAP[1:0] = 00 */
#define UART3_GPIO_TX GPIO_Pin_10 #define UART3_GPIO_TX GPIO_Pin_10
#define UART3_GPIO_RX GPIO_Pin_11 #define UART3_GPIO_RX GPIO_Pin_11
#define UART3_GPIO GPIOB #define UART3_GPIO GPIOB
/* STM32 uart driver */ /* STM32 uart driver */
struct stm32_uart struct stm32_uart
@ -163,7 +163,10 @@ void USART1_IRQHandler(void)
/* clear interrupt */ /* clear interrupt */
USART_ClearITPendingBit(uart->uart_device, USART_IT_TC); USART_ClearITPendingBit(uart->uart_device, USART_IT_TC);
} }
if (USART_GetFlagStatus(uart->uart_device, USART_FLAG_ORE) == SET)
{
stm32_getc(&serial1);
}
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();
} }
@ -197,6 +200,10 @@ void USART2_IRQHandler(void)
/* clear interrupt */ /* clear interrupt */
USART_ClearITPendingBit(uart->uart_device, USART_IT_TC); USART_ClearITPendingBit(uart->uart_device, USART_IT_TC);
} }
if (USART_GetFlagStatus(uart->uart_device, USART_FLAG_ORE) == SET)
{
stm32_getc(&serial2);
}
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();
@ -231,6 +238,10 @@ void USART3_IRQHandler(void)
/* clear interrupt */ /* clear interrupt */
USART_ClearITPendingBit(uart->uart_device, USART_IT_TC); USART_ClearITPendingBit(uart->uart_device, USART_IT_TC);
} }
if (USART_GetFlagStatus(uart->uart_device, USART_FLAG_ORE) == SET)
{
stm32_getc(&serial3);
}
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();