DIY Cooking Temperature Meter

Introduction

A simple (but updatable) cooking thermometer based on ESP32.

Functions

• Measure, log, display and save the temperature
• Send data using bt or create a local web server which shows the data.
• Allow taking timed photos (a photo at a given time) and show it on a (saved) temp log.

Material

• ESP32: ideaspark® ESP32 Entwicklungsboard 1,14 Zoll 135x240 full color LCD-Display,CH340,WiFi+BL. ST7789 driver, I2C. CH340
  • Display area: 14.864 × 24.912 mm²
  • Panel size: 17.6 × 31.0 × 1.6 mm³
  • Display current 20mA.
  • Display ports: VCC: VCC, GND: GND, D2(GPIO2): DC, D4: RST, D15: CS, D18: SCLK, D23: MOSI, D32: BLK.
• Temperature probe; THERMOPRO copy (including TP20, TP17, and TP-16, TP-16S,TP08S, TP25, TP07, TP17H, TP27, TP06S, TP09, TP28). Max temp 380°C (716°F) with 3.5 mm stereo jack.
• Battery pack