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[upadte] Configure the priority of STM32 uart rx interrupts | 显式配置STM32串口接收中断优先级.

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流光 2020-06-04 10:16:18 +08:00
parent 997c652784
commit 0a5d7d60eb
1 changed files with 2 additions and 1 deletions
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3
bsp/stm32/libraries/HAL_Drivers/drv_usart.c
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@ -211,7 +211,8 @@ static rt_err_t stm32_control(struct rt_serial_device *serial, int cmd, void *ar
/* enable interrupt */
case RT_DEVICE_CTRL_SET_INT:
/* enable rx irq */
NVIC_EnableIRQ(uart->config->irq_type);
HAL_NVIC_SetPriority(uart->config->irq_type, 1, 0);
HAL_NVIC_EnableIRQ(uart->config->irq_type);
/* enable interrupt */
__HAL_UART_ENABLE_IT(&(uart->handle), UART_IT_RXNE);
break;