The IoT Guru Arduino library

Summary

This is an Arduino library for ESP8266/ESP32 to provide integration with The IoT Guru cloud services.

• Support forum: https://www.facebook.com/groups/theiotguru/
• Facebook page: https://www.facebook.com/IoTGuruLive/
• Twitter page: https://twitter.com/IoTGuruLive
• Web page: https://iotguru.live

Examples

• Device connection example: 01_device_connection.ino
• Send measurement example: 02_send_measurement.ino
• Send and receive MQTT messages: 03_mqtt_send_and_callback.ino
• OTA firmware update: 04_ota_firmware_update.ino
• Android MQTT relay: 05_mqtt_relay_android.ino
• WS2812 LED stript MQTT push color: 06_ws2812_push_color.ino

Constructors

IoTGuru(String userShortId, String deviceShortId, String deviceKey);

Methods

Set callback function

IoTGuru* setCallback( void (*callback)(const char*, const char*, const char*) );

Set check duration

IoTGuru* setCheckDuration(unsigned long checkDuration);

Set debug printer

IoTGuru* setDebugPrinter(HardwareSerial* debugPrinter);

Set network client

IoTGuru* setNetworkClient(Client* client);

Check in

boolean check();

boolean check(const char* ota_version);

Firmware OTA update

boolean firmwareUpdate(const char* ota_version);

Loop (need to call in the loop)

boolean loop();

Send float value

boolean sendHttpValue(String nodeKey, String fieldName, float value);

boolean sendMqttValue(String nodeShortId, String fieldName, float value);