From ac0aa5289ef10955fd0abf5c90e4b4ef326df6a2 Mon Sep 17 00:00:00 2001
From: GhassanYusuf <ghassan.yousif.83@gmail.com>
Date: Sun, 23 Mar 2025 23:41:54 +0300
Subject: [PATCH] added remote code

---
 espnow-remote/espnow-remote.ino | 44 ++++++++++++++++
 espnow-remote/functions.ino     | 14 +++++
 espnow-remote/header.h          | 91 +++++++++++++++++++++++++++++++++
 espnow-remote/joystic.h         | 31 +++++++++++
 4 files changed, 180 insertions(+)
 create mode 100644 espnow-remote/espnow-remote.ino
 create mode 100644 espnow-remote/functions.ino
 create mode 100644 espnow-remote/header.h
 create mode 100644 espnow-remote/joystic.h

diff --git a/espnow-remote/espnow-remote.ino b/espnow-remote/espnow-remote.ino
new file mode 100644
index 0000000..9b87d7b
--- /dev/null
+++ b/espnow-remote/espnow-remote.ino
@@ -0,0 +1,44 @@
+//==========================================================
+//  HEADER
+//==========================================================
+  
+  // HEADER FILE
+  #include  "header.h"
+
+//==========================================================
+//  SETUP
+//==========================================================
+
+  // SETUP
+  void setup() {
+    
+    Serial.begin(115200);
+    JY.setPin(X_AXIS_PIN, Y_AXIS_PIN, SWITCH_PIN);
+    JY.begin();
+    // StartWireless();  // Initialize ESP-NOW
+
+  }
+
+//==========================================================
+//  LOOP
+//==========================================================
+
+  // LOOP
+  void loop() {
+    
+    JD.X = map(average(JY.readX(), 10), 0, 4095, 0, 255);  // Map to 0-255
+    JD.Y = map(average(JY.readY(), 10), 0, 4095, 0, 255);  // Map to 0-255
+    JD.B = JY.readB();
+
+    Serial.print(JD.X); Serial.print(" "); 
+    Serial.print(JD.Y); Serial.print(" "); 
+    Serial.println(!JD.B);
+
+    // SendData(JD);  // Uncomment to send data
+    delay(20);
+
+  }
+
+//==========================================================
+//  END
+//==========================================================
\ No newline at end of file
diff --git a/espnow-remote/functions.ino b/espnow-remote/functions.ino
new file mode 100644
index 0000000..a295b87
--- /dev/null
+++ b/espnow-remote/functions.ino
@@ -0,0 +1,14 @@
+//==========================================================
+//  JOYSTIC
+//==========================================================
+
+  // Helper function
+  float average(uint16_t pin, unsigned int times) {  // Changed to uint16_t
+    unsigned long readings = 0;
+    for(int i=0; i<times; i++) readings += analogRead(pin);
+    return readings / times;
+  }
+
+//==========================================================
+//  JOYSTIC
+//==========================================================
\ No newline at end of file
diff --git a/espnow-remote/header.h b/espnow-remote/header.h
new file mode 100644
index 0000000..5fb5eb3
--- /dev/null
+++ b/espnow-remote/header.h
@@ -0,0 +1,91 @@
+//==========================================================
+//  JOYSTIC
+//==========================================================
+
+  // LIBRARY
+  #include  "joystic.h"
+
+  // JOYSTIC PIN DEFINITION
+  #define   X_AXIS_PIN    32  // ADC1_CH4 (Valid)
+  #define   Y_AXIS_PIN    33  // ADC1_CH5 (Valid)
+  #define   SWITCH_PIN    34  // Changed from 25 (now ADC1_CH6)
+
+  // DATA STRUCTURE
+  struct JoysticData {
+    uint8_t X;
+    uint8_t Y;
+    bool    B;
+  };
+
+  // JOYSTIC OBJECT
+  Joystic       JY;
+
+  // JOYSTIC DATA
+  JoysticData   JD;
+
+//==========================================================
+//  ESPNOW
+//==========================================================
+
+  // LIBRARY
+  #include  <esp_now.h>
+  #include  <WiFi.h>
+
+  // THIS REMOTE MAC ADDRESS
+  // 88:13:BF:04:24:7C
+  // THE RECEIVER MAC ADDRESS
+  // 1C:69:20:E9:13:EC
+  
+  // REPLACE WITH YOUR RECEIVER MAC ADDRESS
+  uint8_t receiverMacAddress[] = {0x1C, 0x69, 0x20, 0xE9, 0x13, 0xEC};  // 1C:69:20:E9:13:EC
+    
+  // CALLBACK WHEN DATA IS SENT
+  void OnDataSent(const uint8_t *mac_addr, esp_now_send_status_t status) {
+    Serial.print("\r\nLast Packet Send Status:\t ");
+    Serial.println(status);
+    Serial.println(status == ESP_NOW_SEND_SUCCESS ? "Message sent" : "Message failed");
+  }
+
+  // SEND DATA
+  void SendData(JoysticData &JD) {
+    esp_err_t result = esp_now_send(receiverMacAddress, (uint8_t *) &JD, sizeof(JD));
+    if (result == ESP_OK) {
+      Serial.println("Sent with success");
+    } else {
+      Serial.println("Error sending the data");
+    }
+  }
+
+  // Starting WiFi ESP NOW
+  void StartWireless() {
+
+    // WiFi Station Mode
+    WiFi.mode(WIFI_MODE_STA);
+
+    // Init ESP-NOW
+    if (esp_now_init() != ESP_OK) {
+      Serial.println("Error initializing ESP-NOW");
+      return;
+    } else {
+      Serial.println("Succes: Initialized ESP-NOW");
+    }
+
+    esp_now_register_send_cb(OnDataSent);
+    
+    // Register peer
+    esp_now_peer_info_t peerInfo;
+    memcpy(peerInfo.peer_addr, receiverMacAddress, 6);
+    peerInfo.channel = 0;  
+    peerInfo.encrypt = false;
+    
+    // Add peer        
+    if (esp_now_add_peer(&peerInfo) != ESP_OK) {
+      Serial.println("Failed to add peer");
+      return;
+    } else {
+      Serial.println("Succes: Added peer");
+    }
+
+  }
+
+//==========================================================
\ No newline at end of file
diff --git a/espnow-remote/joystic.h b/espnow-remote/joystic.h
new file mode 100644
index 0000000..297ef1b
--- /dev/null
+++ b/espnow-remote/joystic.h
@@ -0,0 +1,31 @@
+class Joystic {
+
+  private:
+
+    uint8_t x_pin, y_pin, b_pin;
+
+  public:
+
+    Joystic() { }
+
+    Joystic(uint8_t x, uint8_t y, uint8_t b) {
+      setPin(x, y, b);
+    }
+
+    void setPin(uint8_t x, uint8_t y, uint8_t b) {
+      x_pin = x;
+      y_pin = y;
+      b_pin = b;
+    }
+
+    void begin() {
+      pinMode(x_pin, INPUT);
+      pinMode(y_pin, INPUT);
+      pinMode(b_pin, INPUT_PULLUP);
+    }
+
+    unsigned int readX() { return analogRead(x_pin); }
+    unsigned int readY() { return analogRead(y_pin); }
+    bool readB() { return !digitalRead(b_pin); }
+    
+};