old codes

old/test2/test2.ino

@@ -0,0 +1,148 @@
+#include <SoftwareSerial.h>
+#define RX_PIN D3  // RX NodeMCU -> TX M66
+#define TX_PIN D4  // TX NodeMCU -> RX M66
+
+SoftwareSerial M66(RX_PIN, TX_PIN);
+
+const String url = "http://amlakmodaberan.ir/1.html";
+// =========================
+// Timeout ها
+// =========================
+const unsigned long AT_TIMEOUT = 15000;
+const unsigned long HTTP_TIMEOUT = 30000;
+
+// =========================
+// ارسال دستور AT با انتظار پاسخ
+// =========================
+bool sendAT(String cmd, String expected = "OK", unsigned long timeout = AT_TIMEOUT) {
+  Serial.print("[TX] "); Serial.println(cmd);
+
+  while (M66.available()) M66.read(); // پاکسازی بافر
+
+  M66.println(cmd);
+
+  unsigned long start = millis();
+  String response = "";
+
+  while (millis() - start < timeout) {
+    yield();
+    while (M66.available()) {
+      char c = M66.read();
+      response += c;
+      Serial.write(c);
+
+      if (response.indexOf(expected) != -1) return true;
+      if (response.indexOf("ERROR") != -1 || response.indexOf("+CME ERROR") != -1) {
+        Serial.println("❌ Command failed");
+        return false;
+      }
+    }
+  }
+
+  Serial.println("⏱ Timeout waiting for response");
+  return false;
+}
+
+// =========================
+// راه‌اندازی GPRS و HTTP با QIREGAPP
+// =========================
+bool initGPRS() {
+  Serial.println("=== Initializing GPRS ===");
+  delay(2000);
+
+  sendAT("ATE0");
+  sendAT("AT+CMEE=2");
+  sendAT("AT+CFUN=1");
+  delay(2000);
+
+  if (!sendAT("AT+CPIN?", "READY")) return false;
+
+  // شبکه ثبت شده
+  for (int i = 0; i < 10; i++) {
+    if (sendAT("AT+CREG?", "+CREG: 0,1")) break;
+    delay(2000);
+  }
+
+  if (!sendAT("AT+CGATT=1")) return false;
+  delay(5000);
+
+  // reset context
+  sendAT("AT+QIFGCNT=0");
+
+  if (!sendAT("AT+QICSGP=1,\"mcinet\",\"\",\"\"")) return false;
+
+  // فعال کردن QIREGAPP به جای QIACT
+  if (!sendAT("AT+QIREGAPP", "OK", 30000)) return false;
+
+  // بررسی IP state
+  sendAT("AT+QISTAT", "STATE: IP GPRSACT");
+
+  // پیکربندی HTTP
+  sendAT("AT+QHTTPCFG=\"contextid\",1");
+  sendAT("AT+QHTTPCFG=\"responseheader\",1");
+  sendAT("AT+QHTTPCFG=\"timeout\",30000");
+  sendAT("AT+QHTTPCFG=\"requestheader\",1");
+
+  Serial.println("✅ GPRS ready!");
+  return true;
+}
+
+// =========================
+// ارسال HTTP GET
+// =========================
+bool sendHTTPRequest() {
+  Serial.println("=== Sending HTTP Request ===");
+
+  int len = url.length();
+
+  if (!sendAT("AT+QHTTPURL=" + String(len) + ",60", "CONNECT", 15000)) {
+    Serial.println("❌ URL setup failed");
+    return false;
+  }
+
+  M66.print(url);
+  delay(200);
+  M66.write(0x1A); // Ctrl+Z
+  delay(1500);
+
+  if (!sendAT("AT+QHTTPGET=80", "OK", HTTP_TIMEOUT)) {
+    Serial.println("❌ HTTP GET failed");
+    return false;
+  }
+
+  if (!sendAT("AT+QHTTPREAD", "+QHTTPREAD:", HTTP_TIMEOUT)) {
+    Serial.println("⚠️ No HTTP response body");
+    return false;
+  }
+
+  Serial.println("✅ HTTP request done!");
+  return true;
+}
+
+// =========================
+// setup
+// =========================
+void setup() {
+  Serial.begin(115200);
+  M66.begin(9600);
+  delay(2000);
+
+  int retry = 0;
+  while (retry < 3) {
+    if (initGPRS()) {
+      if (sendHTTPRequest()) break;
+      else Serial.println("⚠️ HTTP failed, retrying...");
+    } else {
+      Serial.println("❌ GPRS init failed, retrying...");
+    }
+    retry++;
+    delay(5000);
+  }
+}
+
+// =========================
+// loop
+// =========================
+void loop() {
+  yield(); // جلوگیری از WDT
+}