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

Merge pull request #716 from AubrCool/fix-stm32f10x.usart.parity.err 

[Bsp] stm32f10x usart correct rx parity err
This commit is contained in:
Bernard Xiong 2017-04-13 13:08:00 +08:00 committed by GitHub
parent d185f09303 fd08d0ba50
commit cb0a4962e2
1 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
bsp/stm32f10x/drivers/usart.c
View File

@ -15,6 +15,7 @@
* 2015-01-31 armink make sure the serial transmit complete in putc() * 2015-01-31 armink make sure the serial transmit complete in putc()
* 2016-05-13 armink add DMA Rx mode * 2016-05-13 armink add DMA Rx mode
* 2017-01-19 aubr.cool add interrupt Tx mode * 2017-01-19 aubr.cool add interrupt Tx mode
* 2017-04-13 aubr.cool correct Rx parity err
*/ */
#include "stm32f10x.h" #include "stm32f10x.h"
@ -261,8 +262,11 @@ static void uart_isr(struct rt_serial_device *serial) {
RT_ASSERT(uart != RT_NULL); RT_ASSERT(uart != RT_NULL);
if(USART_GetITStatus(uart->uart_device, USART_IT_RXNE) != RESET) if(USART_GetITStatus(uart->uart_device, USART_IT_RXNE) != RESET)
{
if(USART_GetFlagStatus(uart->uart_device, USART_FLAG_PE) == RESET)
{ {
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND); rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
/* clear interrupt */ /* clear interrupt */
USART_ClearITPendingBit(uart->uart_device, USART_IT_RXNE); USART_ClearITPendingBit(uart->uart_device, USART_IT_RXNE);
} }