Light ON/OFF with ESP32

[Juan_Antonio]

ESP32 Bluetooth classic. Callback. ESP32 CAM

1.- App sends a LED4 on/LED4 off to ESP32 by classic Bluetooth. p62D_esp32_bluetooth_1.aia (2.7 KB) [esp32_bluetooth10] App sends "1", LED4 ON, and get a response: "LED4 is ON". App sends "0", LED4 OFF, and get a response: "LED4 is OFF". App sends "3", get status LED4. [esp32_bluetooth_3b] ESP32, look loop(): #include "BluetoothSerial.h" #define LED4 4 BluetoothSerial SerialBT; void setup() { Serial.begin(115200); initBT(); pinMode(LED4, OUTPUT); } void initBT(){ if(!SerialB…