blinky
MQTT controllable ESP8266
Arduino IDE Setup
- Add additional boards by following the Instructions at https://github.com/esp8266/Arduino#installing-with-boards-manager.
- Select your board under Tools -> Board (NodeMCU 0.9 or 1.0 should be fine)
- Make sure to select at least 1MB Flash Size under Tools -> Flash Size
- Downlaod and install the async-mqtt-client libarary https://github.com/marvinroger/async-mqtt-client/blob/master/docs/1.-Getting-started.md
- Download and install the ESPAsyncTCP library by downloadiing the .zip folder and import it with Sketch -> Include Library -> Add .ZIP Library
- Install the ArduinoJson Library by following the Instructions at https://arduinojson.org/v6/doc/installation/
- Install the WiFiManager Library by following the Instructions at https://github.com/tzapu/WiFiManager#install-through-library-manager
- Install the Adafruit NeoPixel Library by following the Instructions at https://learn.adafruit.com/adafruit-neopixel-uberguide/arduino-library-installation
Flashing ESP8266
- Flashing is possible using the Arduino ide and connection via USB (NodeMCU 0.9 and 1.0)
- When flashed initial via USB "Over the Air" Updates are possible
Setup
After the first flash the ESP will open a WiFi Hotspot. When connected to this WiFi a splash page should show up. Click on "Configure WiFi" to set the relevant parameter.
- SSID Name of your WiFi
- Password Password of your WiFi
- Server IP or FQDN of your MQTT Server
- Port Server Port used for MQTT
- Nodename Name of the Node (i.e. light1)
- Devicetype Type is as the root for mqtt topic for this device
Click Save and the Node will restart and should connect to the configured MQTT Server.
MQTT Commands
All commands and responses are json encoded. Possible commands are:
- Reset Wifi
{
"type": "cmd",
"cmd": "wifiReset"
}Resets the WiFi config on the Node and starts the Configuration Web Portal.
- Debug mode
{
"type": "cmd",
"cmd": "debug",
"value": "on"
}Activates debug messages over mqtt. Value can be on or off.
- Activate Ball Led Animation
{
"type": "cmd",
"cmd": "setProgram",
"value": "BALL"
}- Activate Blink Led Animation
{
"type": "cmd",
"cmd": "setProgram",
"value": "BLINK"
}- Activate a specific color
{
"type": "cmd",
"cmd": "setProgram",
"value": "MANUAL",
"red": "255",
"green": "125",
"blue": "50"
}Red,green and blue can be values between 0 and 255
- Activate Blink Led Animation
{
"type": "req",
"req": "wtf",
"uid": "1234"
}Returns a respons with messages that can be send to the device.