mcopy/notes/esp32_serial/esp32_serial.ino

29 lines
410 B
C++

#include <Arduino.h>
#define RXD2 16
#define TXD2 17
#define LOG_LOCAL_LEVEL ESP_LOG_INFO
#include "esp_log.h"
#include <esp32-hal-log.h>
HardwareSerial Serial2(1);
volatile char cmd = 'z';
void setup () {
Serial2.begin(9600, SERIAL_8N1, RXD2, TXD2);
}
void loop () {
if (Serial2.available() > 0) {
cmd = Serial2.read();
}
if (cmd == 'x') {
Serial2.print('x');
}
}