2018-09-23 01:29:14 +02:00
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# BluetoothHeater
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2019-01-15 06:50:57 +01:00
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Bluetooth & WiFi interface for Chinese Diesel Heaters
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2018-10-16 16:30:18 +02:00
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2018-12-16 20:00:46 +01:00
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Requirements
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--------------------------
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* Requires "blue wire" compatible heater unit
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* Blue wire interface circuitry
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* ESP32 dev module
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* HC-05 Bluetooth module - preferably exposing the key pin, not power control)
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* DS18B20 one wire temperature sensor
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2019-02-02 01:54:28 +01:00
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* 1.3" I2C OLED using SH1106 controller
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2018-12-16 20:00:46 +01:00
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* DS3231 Real Time Clock
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* Technical ability to solder SMD components
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* Technical ability to program/flash in the Arduino environement
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2018-10-16 16:30:18 +02:00
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Working so far:
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2018-12-16 20:00:46 +01:00
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--------------------------
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2018-10-16 16:30:18 +02:00
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* Power On/Off
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* Temperature + & -
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2018-11-25 22:43:01 +01:00
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* Fuel mixture tuning
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2018-12-16 20:00:46 +01:00
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* One wire remote temperature sensing (DS18B20)
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* Heat exchanger body temperature, as reported by heater unit
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* I2C Interface to 1.3" SH1106 based OLED for a full featured controller
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2018-11-25 22:43:01 +01:00
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* 5 button keypad interface
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2018-10-30 08:42:17 +01:00
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* Smart error detection, observes unusual heater state progression (ignition fail)
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2018-12-16 20:00:46 +01:00
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* ESP32 with HC-05 Bluetooth
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* JSON based communications between Bluetooth and Wifi apps
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2018-10-16 16:30:18 +02:00
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* Bluetooth Connectivity
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2018-12-16 20:00:46 +01:00
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* Bluetooth Control App for Android (App Inventor based)
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2018-10-30 09:08:49 +01:00
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* WiFi Connection to existing network or Standalone Access Point Mode (Passwd: thereisnospoon)
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2018-12-16 20:00:46 +01:00
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* Wifi control
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* DebugPort data sent via Telnet if/when available on the network.
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* Two 7 day timers - including repeat every day functionality
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* Battery backed Real Time Clock - DS3231
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* Prototype "Green PCB" in production, using naked ESP32 and HC-05 modules
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2018-10-16 16:30:18 +02:00
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2018-10-30 08:42:17 +01:00
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To be implemented
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2018-10-16 16:30:18 +02:00
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--------------------------
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* MQTT pub/sub
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2018-12-20 05:19:59 +01:00
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* "fuel gauge" - Integrate pump frequency, assuming a repeatable dose of fuel per pump cycle...
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2018-10-16 16:30:18 +02:00
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* Expand hardware compatability with different MCU setups. IE Arduino Due/Mega/Pro ESP8266 & ESP32
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2018-10-30 08:42:17 +01:00
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* Documentation
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2019-01-13 03:32:05 +01:00
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* Regular Hot Burn cycle (DPF mode!)
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2018-12-16 20:00:46 +01:00
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* list under construction.....
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2019-02-02 04:16:57 +01:00
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*
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Case for Green PCB
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--------------------------
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https://www.thingiverse.com/thing:3398068
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