diff --git a/bsp/n32g452xx/n32g452xx-mini-system/.config b/bsp/n32g452xx/n32g452xx-mini-system/.config
index 2a79b2d35e..b96ae26740 100644
--- a/bsp/n32g452xx/n32g452xx-mini-system/.config
+++ b/bsp/n32g452xx/n32g452xx-mini-system/.config
@@ -49,12 +49,12 @@ CONFIG_RT_DEBUG_COLOR=y
 #
 # Inter-Thread communication
 #
-CONFIG_RT_USING_SEMAPHORE=y
-CONFIG_RT_USING_MUTEX=y
-CONFIG_RT_USING_EVENT=y
-CONFIG_RT_USING_MAILBOX=y
-CONFIG_RT_USING_MESSAGEQUEUE=y
-CONFIG_RT_USING_SIGNALS=y
+# CONFIG_RT_USING_SEMAPHORE is not set
+# CONFIG_RT_USING_MUTEX is not set
+# CONFIG_RT_USING_EVENT is not set
+# CONFIG_RT_USING_MAILBOX is not set
+# CONFIG_RT_USING_MESSAGEQUEUE is not set
+# CONFIG_RT_USING_SIGNALS is not set
 
 #
 # Memory Management
@@ -647,58 +647,15 @@ CONFIG_BSP_USING_UART1=y
 # CONFIG_BSP_USING_UART1_PIN_RMP is not set
 CONFIG_BSP_USING_UART1_NO_RMP=y
 # CONFIG_BSP_USING_UART2 is not set
-# CONFIG_BSP_USING_UART2_NO_RMP is not set
-# CONFIG_BSP_USING_UART2_PIN_RMP1 is not set
-# CONFIG_BSP_USING_UART2_PIN_RMP2 is not set
-# CONFIG_BSP_USING_UART2_PIN_RMP3 is not set
 # CONFIG_BSP_USING_UART3 is not set
 # CONFIG_BSP_USING_UART4 is not set
 # CONFIG_BSP_USING_UART5 is not set
 # CONFIG_BSP_USING_UART6 is not set
 # CONFIG_BSP_USING_UART7 is not set
-CONFIG_BSP_USING_PWM=y
-CONFIG_BSP_USING_TIM1PWM=y
-# CONFIG_BSP_USING_TIM1_CH1 is not set
-# CONFIG_BSP_USING_TIM1_CH2 is not set
-# CONFIG_BSP_USING_TIM1_CH3 is not set
-# CONFIG_BSP_USING_TIM1_CH4 is not set
-CONFIG_BSP_USING_TIM2PWM=y
-# CONFIG_BSP_USING_TIM2_CH1 is not set
-# CONFIG_BSP_USING_TIM2_CH2 is not set
-# CONFIG_BSP_USING_TIM2_CH3 is not set
-CONFIG_BSP_USING_TIM2_CH4=y
-CONFIG_BSP_USING_TIM3PWM=y
-# CONFIG_BSP_USING_TIM3_CH1 is not set
-CONFIG_BSP_USING_TIM3_CH2=y
-# CONFIG_BSP_USING_TIM3_CH3 is not set
-# CONFIG_BSP_USING_TIM3_CH4 is not set
-CONFIG_BSP_USING_TIM4PWM=y
-# CONFIG_BSP_USING_TIM4_CH1 is not set
-# CONFIG_BSP_USING_TIM4_CH2 is not set
-CONFIG_BSP_USING_TIM4_CH3=y
-# CONFIG_BSP_USING_TIM4_CH4 is not set
-CONFIG_BSP_USING_TIM5PWM=y
-# CONFIG_BSP_USING_TIM5_CH1 is not set
-# CONFIG_BSP_USING_TIM5_CH2 is not set
-CONFIG_BSP_USING_TIM5_CH3=y
-# CONFIG_BSP_USING_TIM5_CH4 is not set
-CONFIG_BSP_USING_TIM8PWM=y
-# CONFIG_BSP_USING_TIM8_CH1 is not set
-# CONFIG_BSP_USING_TIM8_CH2 is not set
-# CONFIG_BSP_USING_TIM8_CH3 is not set
-CONFIG_BSP_USING_TIM8_CH4=y
-CONFIG_BSP_USING_HWTIMER=y
-# CONFIG_BSP_USING_HWTIM3 is not set
-# CONFIG_BSP_USING_HWTIM4 is not set
-# CONFIG_BSP_USING_HWTIM5 is not set
-CONFIG_BSP_USING_HWTIM6=y
-# CONFIG_BSP_USING_HWTIM7 is not set
+# CONFIG_BSP_USING_PWM is not set
+# CONFIG_BSP_USING_HWTIMER is not set
 # CONFIG_BSP_USING_SPI is not set
-CONFIG_BSP_USING_I2C1=y
-CONFIG_BSP_I2C1_SCL_PIN=29
-CONFIG_BSP_I2C1_SDA_PIN=30
-CONFIG_BSP_USING_ADC=y
-CONFIG_BSP_USING_ADC1=y
-# CONFIG_BSP_USING_ADC2 is not set
+# CONFIG_BSP_USING_I2C1 is not set
+# CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_CAN is not set
 # CONFIG_BSP_USING_SDIO is not set
diff --git a/bsp/n32g452xx/n32g452xx-mini-system/rtconfig.h b/bsp/n32g452xx/n32g452xx-mini-system/rtconfig.h
index 4ebccc41b1..82deef48ad 100644
--- a/bsp/n32g452xx/n32g452xx-mini-system/rtconfig.h
+++ b/bsp/n32g452xx/n32g452xx-mini-system/rtconfig.h
@@ -28,12 +28,6 @@
 
 /* Inter-Thread communication */
 
-#define RT_USING_SEMAPHORE
-#define RT_USING_MUTEX
-#define RT_USING_EVENT
-#define RT_USING_MAILBOX
-#define RT_USING_MESSAGEQUEUE
-#define RT_USING_SIGNALS
 
 /* Memory Management */
 
@@ -206,24 +200,5 @@
 #define BSP_RMP_SW_JTAG_SW_ENABLE
 #define BSP_USING_UART1
 #define BSP_USING_UART1_NO_RMP
-#define BSP_USING_PWM
-#define BSP_USING_TIM1PWM
-#define BSP_USING_TIM2PWM
-#define BSP_USING_TIM2_CH4
-#define BSP_USING_TIM3PWM
-#define BSP_USING_TIM3_CH2
-#define BSP_USING_TIM4PWM
-#define BSP_USING_TIM4_CH3
-#define BSP_USING_TIM5PWM
-#define BSP_USING_TIM5_CH3
-#define BSP_USING_TIM8PWM
-#define BSP_USING_TIM8_CH4
-#define BSP_USING_HWTIMER
-#define BSP_USING_HWTIM6
-#define BSP_USING_I2C1
-#define BSP_I2C1_SCL_PIN 29
-#define BSP_I2C1_SDA_PIN 30
-#define BSP_USING_ADC
-#define BSP_USING_ADC1
 
 #endif