amanoo/smart-egg-cooker

Design for a WiFi-enabled egg cooker with touchscreen and Home Assistant integration

Smart-Egg-Cooker

Design for a WiFi-enabled egg cooker with touchscreen and Home Assistant integration

Libraries used: GUIslice by ImpulseAdventure, TFT_eSPI by Bodmer, and XPT2046_Touch by Paul Stoffregen.

GUIslice and TFT_eSPI libraries included because the configuration is a little tricky. All rights to GUIslice reserved by ImpulseAdventure under the MIT licence. All rights to TFT_eSPI reserved by Bodmer under the BSD licence.

Commands to compile:

python3 -m venv venv
source venv/bin/activate
pip3 install esphome
pip3 install tornado esptool
esphome run eggcooker.yaml

Components used:

• ESP32
• ILI9431 touchscreen (SPI variant)
• A random NMOS I had lying around
• 3V-controlled 230VAC relay
• N4007 diode
• Buzzer
• Hi-Link HLK-PM03
• Off-the-shelf €15 egg cooker
• Some solder and a perfboard

Connections:

• 3.3V and ground delivered by Hi-Link

Display:

• T_CS 12
• T_IRQ 27
• TFT_DC 2
• TFT_CS 5
• TFT_RST 25
• LED 26
• T_DO/SDO(MISO) 19
• T_DIN/SDI(MOSI) 23
• T_CLK/SCK 18

Other peripherals:

• Buzzer on pins 16 and 17

Licence

Project released under GPL3

GUIslice released under MIT, all rights reserved for ImpulseAdventure TFT_eSPI released under BSD, all rights reserved for Bodmer