diff options
| author | chenjh <[email protected]> | 2021-06-17 10:32:17 +0800 |
|---|---|---|
| committer | chenjh <[email protected]> | 2021-06-18 14:54:37 +0800 |
| commit | 0613cf8ca2aa8df16fe3b67e648b67fa33890414 (patch) | |
| tree | a37dc8618a632329b1793161456145f53896ce1e /bsp/stm32/libraries | |
| parent | 5ac5d92cbb6b00f50c9f91c2f7de038419453398 (diff) | |
[serial] 解决serial_close未清除回调接口的问题
Diffstat (limited to 'bsp/stm32/libraries')
| -rw-r--r-- | bsp/stm32/libraries/HAL_Drivers/drv_usart_v2.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_usart_v2.h b/bsp/stm32/libraries/HAL_Drivers/drv_usart_v2.h index 3350b90864..9cab81bbff 100644 --- a/bsp/stm32/libraries/HAL_Drivers/drv_usart_v2.h +++ b/bsp/stm32/libraries/HAL_Drivers/drv_usart_v2.h @@ -28,7 +28,7 @@ int rt_hw_usart_init(void); #else #define UART_SET_TDR(__HANDLE__, __DATA__) ((__HANDLE__)->Instance->DR = (__DATA__)) -#define UART_GET_RDR(__HANDLE__) (return (__HANDLE__)->Instance->DR & 0xFF)) +#define UART_GET_RDR(__HANDLE__) ((__HANDLE__)->Instance->DR & 0xFF) #endif |