The coding error message states,
"Arduino: 1.8.19 (Windows Store 1.8.57.0) (Windows 10), Board: "Generic ESP8266 Module, 80 MHz, Flash, Disabled (new aborts on oom), Disabled, All SSL ciphers (most compatible), 32KB cache + 32KB IRAM (balanced), Use pgm_read macros for IRAM/PROGMEM, dtr (aka nodemcu), 26 MHz, 40MHz, DOUT (compatible), 1MB (FS:64KB OTA:~470KB), 2, nonos-sdk 2.2.1+100 (190703), v2 Lower Memory, Disabled, None, Only Sketch, 115200"
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseArduino.cpp: In member function 'String FirebaseArduino::push(const String&, const ArduinoJson::JsonVariant&)':
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseArduino.cpp:65:54: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
65 | int status = req_.get()->sendRequest(host_, auth_, "POST", path.c_str(), buf);
| ^~~~~~
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseArduino.cpp: In member function 'void FirebaseArduino::set(const String&, const ArduinoJson::JsonVariant&)':
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseArduino.cpp:94:41: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
94 | req_.get()->sendRequest(host_, auth_, "PUT", path.c_str(), buf);
| ^~~~~
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseArduino.cpp: In member function 'void FirebaseArduino::getRequest(const String&)':
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseArduino.cpp:101:41: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
101 | req_.get()->sendRequest(host_, auth_, "GET", path.c_str());
| ^~~~~
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\Firebase.cpp: In member function 'int FirebaseRequest::sendRequest(const string&, const string&, char*, const string&, const string&)':
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\Firebase.cpp:78:1: error: no return statement in function returning non-void [-Werror=return-type]
78 | }
| ^
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\Firebase.cpp: In member function 'void FirebaseStream::startStreaming(const string&, const string&, const string&)':
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\Firebase.cpp:91:16: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
91 | analyzeError("STREAM", status, path_with_auth);
| ^~~~~~~~
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseArduino.cpp: In member function 'virtual void FirebaseArduino::remove(const String&)':
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseArduino.cpp:147:41: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
147 | req_.get()->sendRequest(host_, auth_, "DELETE", path.c_str());
| ^~~~~~~~
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseHttpClient_Esp8266.cpp: In member function 'virtual void FirebaseHttpClientEsp8266::begin(const string&)':
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseHttpClient_Esp8266.cpp:47:50: error: no matching function for call to 'begin(const char*, const char [60])'
47 | http_.begin(url.c_str(), kFirebaseFingerprint);
| ^
In file included from C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseHttpClient_Esp8266.cpp:9:
C:\Users\USER\Documents\ArduinoData\packages\esp8266\hardware\esp8266\3.1.2\libraries\ESP8266HTTPClient\src/ESP8266HTTPClient.h:166:10: note: candidate: 'bool HTTPClient::begin(String, uint16_t, String)' (near match)
166 | bool begin(String host, uint16_t port, String uri = "/") attribute ((error("obsolete API, use ::begin(WiFiClient, host, port, uri)")));
| ^~~~~
C:\Users\USER\Documents\ArduinoData\packages\esp8266\hardware\esp8266\3.1.2\libraries\ESP8266HTTPClient\src/ESP8266HTTPClient.h:166:10: note: conversion of argument 2 would be ill-formed:
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseHttpClient_Esp8266.cpp:47:30: error: invalid conversion from 'const char*' to 'uint16_t' {aka 'short unsigned int'} [-fpermissive]
47 | http_.begin(url.c_str(), kFirebaseFingerprint);
| ^~~~~~~~~~~~~~~~~~~~
| |
| const char*
In file included from C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseHttpClient_Esp8266.cpp:9:
C:\Users\USER\Documents\ArduinoData\packages\esp8266\hardware\esp8266\3.1.2\libraries\ESP8266HTTPClient\src/ESP8266HTTPClient.h:167:10: note: candidate: 'bool HTTPClient::begin(String, const uint8_t*)' (near match)
167 | bool begin(String url, const uint8_t httpsFingerprint[20]) attribute ((error("obsolete API, use ::begin(WiFiClientSecure, ...)")));
| ^~~~~
C:\Users\USER\Documents\ArduinoData\packages\esp8266\hardware\esp8266\3.1.2\libraries\ESP8266HTTPClient\src/ESP8266HTTPClient.h:167:10: note: conversion of argument 2 would be ill-formed:
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseHttpClient_Esp8266.cpp:47:30: error: invalid conversion from 'const char*' to 'const uint8_t*' {aka 'const unsigned char*'} [-fpermissive]
47 | http_.begin(url.c_str(), kFirebaseFingerprint);
| ^~~~~~~~~~~~~~~~~~~~
| |
| const char*
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseHttpClient_Esp8266.cpp: In member function 'virtual void FirebaseHttpClientEsp8266::begin(const string&, const string&)':
C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseHttpClient_Esp8266.cpp:51:60: error: invalid conversion from 'const char*' to 'const uint8_t*' {aka 'const unsigned char*'} [-fpermissive]
51 | http_.begin(host.c_str(), kFirebasePort, path.c_str(), kFirebaseFingerprint);
| ^~~~~~~~~~~~~~~~~~~~
| |
| const char*
In file included from C:\Users\USER\Documents\Arduino\libraries\firebase-arduino-master\src\FirebaseHttpClient_Esp8266.cpp:9:
C:\Users\USER\Documents\ArduinoData\packages\esp8266\hardware\esp8266\3.1.2\libraries\ESP8266HTTPClient\src/ESP8266HTTPClient.h:168:70: note: initializing argument 4 of 'bool HTTPClient::begin(String, uint16_t, String, const uint8_t*)'
168 | bool begin(String host, uint16_t port, String uri, const uint8_t httpsFingerprint[20]) attribute ((error("obsolete API, use ::begin(WiFiClientSecure, ...)")));
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
cc1plus.exe: some warnings being treated as errors
Multiple libraries were found for "Adafruit_BMP085.h"
Used: C:\Users\USER\Documents\Arduino\libraries\Adafruit_BMP085_Library
Not used: C:\Users\USER\Documents\Arduino\libraries\Adafruit_BMP085_Library-1.2.2
exit status 1
Error compiling for board Generic ESP8266 Module.
This report would have more information with
"Show verbose output during compilation"
option enabled in File -> Preferences.
"
below is my coding
#include <FirebaseArduino.h>
#include <ESP8266WiFi.h>
#include <Wire.h>
#include <Adafruit_BMP085.h>
#define seaLevelPressure_hPa 1013.25
#define FIREBASE_HOST "sea-storm-detector-default-rtdb.asia-southeast1.firebasedatabase.app"
#define FIREBASE_AUTH "RkbWlwnlVgHPj66sap4ZtDXyns0NfbODKbPukHck"
#define WIFI_SSID "UITM WIFI STUDENT"
#define WIFI_PASSWORD "Honeybuns220917"
Adafruit_BMP085 bmp;
void setup() {
Serial.begin(115200);
if (!bmp.begin()) {
Serial.println("BMP180 Not Found. CHECK CIRCUIT!");
while (1) {}
// Connect to Wi-Fi
WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
Serial.print("Connecting to ");
Serial.print(WIFI_SSID);
while (WiFi.status() != WL_CONNECTED)
{
Serial.print(".");
delay(500);
}
Serial.println();
Serial.print("Connected to ");
Serial.print("IP Address: ");
Serial.println(WiFi.localIP());
// Begin Firebase connection
Firebase.begin(FIREBASE_HOST, FIREBASE_AUTH);
}
}
void loop() {
Serial.print("Temperature = ");
Serial.print(bmp.readTemperature());
Serial.println(" *C");
String tempe = String(bmp.readTemperature()) + String(" *C");
Serial.print("Pressure = ");
Serial.print(bmp.readPressure());
Serial.println(" Pa");
String Press = String(bmp.readPressure()) + String(" Pa");
Serial.print("Pressure at sealevel (calculated) = ");
Serial.print(bmp.readSealevelPressure());
Serial.println(" Pa");
String Pressea = String(bmp.readSealevelPressure()) + String(" Pa");
Serial.print("Altitude = ");
Serial.print(bmp.readAltitude());
Serial.println(" meters");
String Alti = String(bmp.readAltitude()) + String(" meters");
Serial.print("Real altitude = ");
Serial.print(bmp.readAltitude(seaLevelPressure_hPa * 100));
Serial.println(" meters");
String Realti = String(bmp.readAltitude(seaLevelPressure_hPa * 100)) + String(" meters");
Serial.println();
delay(1000);
Firebase.pushString("Temperature", tempe);
Firebase.pushString("Pressure", Press);
Firebase.pushString("Pressure at sealevel (calculated)", Pressea);
Firebase.pushString("Altitude", Alti);
Firebase.pushString("Real altitude", Realti);
if (Firebase.failed())
{
Serial.print("pushing /logs failed:");
Serial.println(Firebase.error());
return;
}
}```