UART_IT_PE);/*Enable the UART Error Interrupt: (Frame error, noise error, overrun error)*/__HAL_UART_ENABLE_IT(huart, UART_IT_ERR);/*Enable the UART Data Register not empty Interrupt*/__HAL_UART_ENABLE_IT(huart, UART_IT_RXNE);returnHAL_OK; ...
huart->ErrorCode |= HAL_UART_ERROR_PE; } tmp1 = __HAL_UART_GET_FLAG(huart, UART_FLAG_FE); tmp2 = __HAL_UART_GET_IT_SOURCE(huart, UART_IT_ERR); /* UART frame error interrupt occurred ---*/ if((tmp1 != RESET) && (tmp2 != RESET)) { __HAL_UART_CLEAR_FEFLAG(huart)...
1: A change occurred on the nCTS status lineThis bit is not available for UART4 & UART5.Bit 8 LBD: LIN break detection flagThis bit is set by hardware when the LIN break is detected. It is cleared by software (bywriting it to 0). An interrupt is generated if LBDIE = 1 in the...
配置USART的工作模式、波特率、数据位、停止位、校验位等参数。这些参数需要根据具体的通信需求进行设置。#include "stm32f10x.h"void USART1_UART_Init(void){ GPIO_InitTypeDef GPIO_InitStruct; USART_InitTypeDef USART_InitStruct; // 使能串口1时钟 RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1...
串口中断通常被视为外部中断。虽然串口控制器(如USART、UART等)可能集成在微控制器或处理器的内部,但从中断的角度来看,串口中断是由处理器外部的通信事件触发的。这些事件包括数据的接收、发送完成、错误检测等,它们通过串口控制器的内部逻辑检测,并转换为中断信号发送给处理器。 2025-01-29 15:03:00 STM...
定时器3中断与串口0中断冲突 1、定时器3中断与串口0中断冲突开启了串口0中断,同时开启了定时器3中断,串口0中断处理函数如下:void SerialPort0_ISR(void) interrupt 4 { if (RI==1) //这个中断时接收跟发送共用的 {UART_RxData(&UART... 凤毛麟角 2021-11-18 07:48:06 ...
voidHAL_UART_TxCpltCallback(UART_HandleTypeDef*huart){if(huart->Instance==USART1){printf("\r\nsend done!");}} 三、中断接收 3.1 接收函数 /* 函数原型: HAL_StatusTypeDef HAL_UART_Receive_IT(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size); ...
对Connectivity栏中UART5进行设置,mode设置Asynchronous,并锁定PD2与PC12。 在NVIC Settings中勾选UART5全局中断使能。 对Timers进行设置,TIM16/TIM17分别设置5ms与100ms的中断,用于任务的触发管理。 在NVIC Settings中勾选TIM16全局中断使能。 对Timers栏中的RTC进行设置 ...
{huart->ErrorCode|=HAL_UART_ERROR_PE;}/* UART noise error interrupt occurred ---*/if(((isrflags&USART_SR_NE)!=RESET)&&((cr3its&USART_CR3_EIE)!=RESET)){huart->ErrorCode|=HAL_UART_ERROR_NE;}/* UART frame error interrupt occurred ---*/if(((isrflags&USART_SR_FE)!=RESET)&&(...
Describe the bug The uart rx interrupt callback fails to work when I enable the lv_task_handler. In this case, the lvgl is working and my OLED display displays without problems but uart rx can not work. If I comment out lv_task_handler a...