example, we directly flush the rx buffer here in order to read more data.uart_flush_input(EX_UART_NUM);xQueueReset(uart_queue);break;//Event of UART RX break detectedcaseUART_BREAK:ESP_LOGI(TAG,"uart rx break");
33 uart_flush(uart_num); 34 break; 35 //Event of UART RX break detected 36 case UART_BREAK: 37 ESP_LOGI(TAG, "uart rx break\n"); 38 break; 39 //Event of UART parity check error 40 case UART_PARITY_ERR: 41 ESP_LOGI(TAG, "uart parity error\n"); 42 break; 43 //Event of ...
#include <stdio.h> #include "freertos/FreeRTOS.h" #include "freertos/task.h" #include "driver/uart.h" #include "driver/gpio.h" #include "sdkconfig.h" #define ECHO_TEST_TXD (CONFIG_EXAMPLE_UART_TXD) #define ECHO_TEST_RXD (CONFIG_EXAMPLE_UART_RXD) #define ECHO_TEST_RTS (UART_PIN_...
2)UART1串口1例程 /* Blink Example This example code is in the Public Domain (or CC0 licensed, at your option.) Unless required by applicable law or agreed to in writing, this software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either ...
在弹框中选择【UART】: 然后选择项目目录: 开始烧录: * 正在执行任务: C:/ProgramFiles/Espressif/python_env/idf4.3_py3.8_env/Scripts/python.exe C:\ProgramFiles\Espressif\frameworks\esp-idf-v4.3.4\components\esptool_py\esptool\esptool.py -p COM7 -b 460800 --before default_reset --after hard...
2、软件资料 (1)主要是根据官方的API详解和idf中example以及代码中的注释:https://docs.espressif.com/projects/esp-idf/zh_CN/latest/esp32/api-reference/index.html; (2)官方快速入门文档:https://docs.espressif.com/projects/esp-idf/zh_CN/latest/esp32/get-started/index.html;(注:不能跳转,需要复制...
Example code to show the usage of the eModbus library.//Please refer to root/Readme.md for a full description.//Includes: <Arduino.h> for Serial etc.#include <Arduino.h>//Include the header for the ModbusClient RTU style#include"ModbusClientRTU.h"//增添头文件#include"hal/uart_types.h...
HardwareSerial SerialPort(1); // use UART1 void setup() { SerialPort.begin(15200, SERIAL_8N1, 4, 2); } ESP32 to ESP32 Serial Communication Let us see an example of serial communication where the ESP32 master will send either ‘1’ or ‘0’ to the ESP32 slave. The slave will the...
ESP32-C3新配置的串口为 UART_2 5.功能实现 电脑通过串口UART_2发送数据到ESP32-C3 ESP32-C3 使用printf 函数 通过UART1打印给电脑 printf (“%s\n”, data); 并且通过串口打印到电脑的串口,即可在串口调试小助手上接收 uart_write_bytes(ECHO_UART_PORT_NUM,(constchar*)data,len); ...
/* UART asynchronous example, that uses separate RX and TX tasksThis example code is in the Public Domain (or CC0 licensed, at your option.)Unless required by applicable law or agreed to in writing, thissoftware is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES ORCONDITIONS OF ANY ...