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Send Data to Firebase Using Arduino Uno WiFi Rev2
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/* | |
Project: Send Data to Firebase Using Arduino Uno WiFi Rev2 | |
Board: Arduino Uno WiFi Rev2 | |
External libraries: | |
- Arduino_LSM6DS3 by Arduino V1.0.0 | |
- Firebase Arduino based on WiFiNINA by Mobizt V1.1.4 | |
*/ | |
#include <Arduino_LSM6DS3.h> | |
#include <Firebase_Arduino_WiFiNINA.h> | |
#define FIREBASE_HOST "your-firebase-project-id.firebaseio.com" | |
#define FIREBASE_AUTH "Your_Firebase_Database_Secret" | |
#define WIFI_SSID "Your WiFi SSID" | |
#define WIFI_PASSWORD "Your WiFi Password" | |
FirebaseData firebaseData; | |
String path = "/IMU_LSM6DS3"; | |
String jsonStr; | |
void setup() | |
{ | |
Serial.begin(9600); | |
delay(1000); | |
Serial.println(); | |
Serial.print("Initialize IMU sensor..."); | |
if (!IMU.begin()) { | |
Serial.println(" failed!"); | |
while (1); | |
} | |
Serial.println(" done"); | |
Serial.print("Accelerometer sample rate = "); | |
Serial.print(IMU.accelerationSampleRate()); | |
Serial.println(" Hz"); | |
Serial.print("Connecting to WiFi..."); | |
int status = WL_IDLE_STATUS; | |
while (status != WL_CONNECTED) { | |
status = WiFi.begin(WIFI_SSID, WIFI_PASSWORD); | |
Serial.print("."); | |
delay(300); | |
} | |
Serial.print(" IP: "); | |
Serial.println(WiFi.localIP()); | |
Serial.println(); | |
Firebase.begin(FIREBASE_HOST, FIREBASE_AUTH, WIFI_SSID, WIFI_PASSWORD); | |
Firebase.reconnectWiFi(true); | |
} | |
void loop() | |
{ | |
float x, y, z; | |
// Read IMU acceleration data | |
if (IMU.accelerationAvailable()) { | |
IMU.readAcceleration(x, y, z); | |
// Send data to Firebase with specific path | |
if (Firebase.setFloat(firebaseData, path + "/1-setFloat/X", x)) { | |
Serial.println(firebaseData.dataPath() + " = " + x); | |
} | |
if (Firebase.setFloat(firebaseData, path + "/1-setFloat/Y", y)) { | |
Serial.println(firebaseData.dataPath() + " = " + y); | |
} | |
if (Firebase.setFloat(firebaseData, path + "/1-setFloat/Z", z)) { | |
Serial.println(firebaseData.dataPath() + " = " + z); | |
} | |
// Push data using pushJSON | |
jsonStr = "{\"X\":" + String(x,6) + ",\"Y\":" + String(y,6) + ",\"Z\":" + String(z,6) + "}"; | |
if (Firebase.pushJSON(firebaseData, path + "/2-pushJSON", jsonStr)) { | |
Serial.println(firebaseData.dataPath() + " = " + firebaseData.pushName()); | |
} | |
else { | |
Serial.println("Error: " + firebaseData.errorReason()); | |
} | |
Serial.println(); | |
delay(2000); | |
} | |
} |
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Continuously get connection refused (#5) no matter what I use for FIREBASE_HOST....https://database_name.firebaseio.com or just database_name.firebaseio.com
Everything else is fine (accelerometer init and read, and Wifi connection). Firebase, no,,,,