Trying to connect a TT goT call (esp32wrover ) via gprs . internet connected but fire base error "connection lost ". where i am doing wrong?

[biswajitjei02]

// TTGO T-Call pin definitions

define MODEM_RST 5

define MODEM_PWKEY 4

define MODEM_POWER_ON 23

define MODEM_TX 27

define MODEM_RX 26

define I2C_SDA 21

define I2C_SCL 22

// Other define

define BLYNK_PRINT Serial

define TINY_GSM_MODEM_SIM800

// Set serial for debug console (to the Serial Monitor, default speed 115200)

define Serial Serial

// Hardware Serial on Mega, Leonardo, Micro

define SerialAT Serial1

// Include

include

include

include

include "utilities.h"

// Vars const char apn[] = "portalnmms"; const char user[] = ""; const char pass[] = ""; // Go to the Project Settings (nut icon). const char auth[] = "XXXXXXXtkjKY5JsANxUF2WmOXKP_";

TinyGsm modem(SerialAT); BlynkTimer timer;

void checkGPRS() { Serial.println("GPRS check running");

if (!modem.isGprsConnected()) { if (!modem.gprsConnect(apn, user, pass)) { delay(10000); Serial.println("GPRS not running"); return; } } }

include

define FIREBASE_HOST "XXXXXX.firebaseapp.com"

define FIREBASE_AUTH "XXXXXXXXXXXXXXXXXXfhpFdfG1w7HsNzsdf"

FirebaseData firebaseData;

int val; void setup() {

// Set console baud rate Serial.begin(115200);

// Keep power when running from battery Wire.begin(I2C_SDA, I2C_SCL); bool isOk = setPowerBoostKeepOn(1); Serial.println(String("IP5306 KeepOn ") + (isOk ? "OK" : "FAIL"));

// Set-up modem reset, enable, power pins pinMode(MODEM_PWKEY, OUTPUT); pinMode(MODEM_RST, OUTPUT); pinMode(MODEM_POWER_ON, OUTPUT);

digitalWrite(MODEM_PWKEY, LOW); digitalWrite(MODEM_RST, HIGH); digitalWrite(MODEM_POWER_ON, HIGH);

// Set GSM module baud rate and UART pins SerialAT.begin(115200, SERIAL_8N1, MODEM_RX, MODEM_TX); delay(3000);

// For GPRS reconnect timer.setInterval(10000L, checkGPRS);

Firebase.begin("XXXXXXXX..firebaseio.com","XXXXXXXXXXXXXXXXXFdfG1w7HsNzsdf"); }

void loop() {

Firebase.getString(firebaseData, "newvalue"); Serial.println(firebaseData.stringData()); Serial.println(firebaseData.errorReason());

delay(1000); timer.run();

}

[biswajitjei02]

utilities,h

define IP5306_ADDR 0x75

define IP5306_REG_SYS_CTL0 0x00

bool setPowerBoostKeepOn(int en) { Wire.beginTransmission(IP5306_ADDR); Wire.write(IP5306_REG_SYS_CTL0); if (en) { Wire.write(0x37); // Set bit1: 1 enable 0 disable boost keep on } else { Wire.write(0x35); // 0x37 is default reg value } return Wire.endTransmission() == 0; }

[mobizt]

The library supports only on-chip WiFi, any GPRS bridge was not supported.