https://github.com/Genestealer/Home-Assistant-Configuration
Richard Huish 2015-2018
Bunny shed heating controller using ESP8266 NodeMCU, 433Mhz transmitter, MQTT and Home Assistant
ESP8266 based with local home-assistant.io GUI, 433Mhz transmitter for heater/fan control and DHT22 temperature-humidity sensor
ESP8266WiFi.h // ESP8266 core for Arduino https://github.com/esp8266/Arduino
PubSubClient.h // Arduino Client for MQTT https://github.com/knolleary/pubsubclient
RCSwitch.h // RF control lib, https://github.com/sui77/rc-switch
DHT.h // DHT Sensor lib, https://github.com/adafruit/DHT-sensor-library
Adafruit_Sensor.h // Have to add for the DHT to work https://github.com/adafruit/Adafruit_Sensor
private.h // Passwords etc not for github
ESP8266mDNS.h // Needed for Over-the-Air ESP8266 programming https://github.com/esp8266/Arduino
WiFiUdp.h // Needed for Over-the-Air ESP8266 programming https://github.com/esp8266/Arduino
ArduinoOTA.h // Needed for Over-the-Air ESP8266 programming https://github.com/esp8266/Arduino
ArduinoJson.h // For sending MQTT JSON messages https://bblanchon.github.io/ArduinoJson/
NodeMCU Amica (ESP8266)
Inputs:
DHT22 temperature-humidity sensor - GPIO pin 5 (NodeMCU Pin D1)
Outputs:
433Mhz Transmitter - GPIO pin 2 (NodeMCU Pin D4)
LED_NODEMCU - pin 16 (NodeMCU Pin D0)
LED_ESP - GPIO pin 2 (NodeMCU Pin D4) (Shared with 433Mhz TX)
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GUI: Locally hosted home assistant https://home-assistant.io
MQTT: Locally hosted broker https://mosquitto.org/
Over the Air Updates (OTA)
NodeMCU LED lights to show MQTT conenction.
ESP LED lights to show WIFI conenction.
platform = espressif8266_stage
esp8266/Arduino#2833 as the standard has an outdated Arduino Core for the ESP8266, ref http://docs.platformio.org/en/latest/platforms/espressif8266.html#over-the-air-ota-update
build_flags = -DMQTT_MAX_PACKET_SIZE=512
Overide max JSON size, until libary is updated to include this option knolleary/pubsubclient#110 (comment)
- NodeMCU Amica (ESP8266)
- DHT22 temperature-humidity sensor
- 433Mhz ASK Transmitter
- Breadboard
- Breadboard jumper wires
- Example remote control sockets
