Arduino_Reciever_Example

#include <ESP32Servo.h>  // Using Servo library to control servo
#include <esp_now.h>
#include <WiFi.h>

Servo servo;  // Create a servo object to control a servo

const int buttonPin = 32;  // Doesn't have to be this exact pin
const int motorPin = 13;   // Doesn't have to be this exact pin

bool onState = false;

// Structure to receive data
typedef struct {
  uint8_t command;  // Change to uint8_t to match the sending data type
} ReceivedData;

ReceivedData myData;

// Callback function to handle received data
void OnDataRecv(const esp_now_recv_info *info, const uint8_t *incomingData, int len) {
  memcpy(&myData, incomingData, sizeof(myData));
  //Serial.print("Received command: ");
  //Serial.println(myData.command);  // This should now correctly print 1

  if (myData.command == 1) {
    onState = !onState;  // Toggle the onState
  }
}

void setup() {
  // Initialize Serial for debugging
  Serial.begin(115200);

  // Set button pin as input
  pinMode(buttonPin, INPUT_PULLDOWN);

  // Attach servo
  servo.attach(motorPin);

  // Initialize WiFi in STA mode
  WiFi.mode(WIFI_STA);

  // Init ESP-NOW
  if (esp_now_init() != ESP_OK) {
    Serial.println("Error initializing ESP-NOW");
    return;
  }

  // Once ESP-NOW is successfully Init, we will register for recv CB to
  // get recv packer info
  esp_now_register_recv_cb(OnDataRecv);
}

void loop() {
  // Check if button is pressed
  if (digitalRead(buttonPin) == HIGH) 
  {
    delay(200);
    onState = !onState;  // Toggle the state manually
  }

  if (onState) 
  {
    servo.write(140);
  } 
  else 
  {
    servo.write(40);
  }
  //Serial.println(onState);
}