A new DIY handheld tricorder-like device
Article excerpt
Hamzah Abugosh has built ThriCorder v3.8, a handheld multi-sensor device built on the ESP32-S3, inspired by Star Trek tricorders. It measures environment, distance, color, thermal, sound, and wireless signals, displayed on a 1.8″ TFT with an 8×8 LED matrix and PWM audio SFX. And the electronics have a custom 3D printed case. Many of the […]
Hamzah Abugosh has built ThriCorder v3.8, a handheld multi-sensor device built on the ESP32-S3, inspired by Star Trek tricorders.
It measures environment, distance, color, thermal, sound, and wireless signals, displayed on a 1.8″ TFT with an 8×8 LED matrix and PWM audio SFX. And the electronics have a custom 3D printed case. Many of the parts are sourced from Adafruit:
Brain and Inputs
ESP32-S3 (N16R8, 16MB flash / 8MB PSRAM)
Rotary Encoder + Extras
Tactile push button assortment (6x6mm / 7x7mm)
Sensors
BME688 Temp / Humidity / Pressure / Gas Sensor
LTR390 UV Light Sensor
LIS2MDL Triple-axis Magnetometer
VL53L4CX Time of Flight Distance Sensor
APDS9999 Proximity / Light / Color Sensor
AMG8833 IR Thermal Camera Breakout
PDM Microphone Breakout
PCA9548 8-Channel I2C Multiplexer
Display and Output
1.8″ TFT LCD, ST7735S, 128×160 with SD slot
Mini 8×8 LED Matrix with I2C Backpack
STEMMA Speaker, Plug and Play Amp
Power, Cables and Connectors
3.7V 3000mAh LiPo, JST PH2.0
TP4056 charge / DC-DC boost board
STEMMA QT / JST SH 4-pin cable, 50mm
STEMMA QT / JST SH 4-pin cable, 200mm
STEMMA QT to premium female sockets, 150mm
STEMMA JST PH 2mm 3-pin to female socket
JST PH 2mm 4-pin vertical connector (10-pack)
See the video below and more in the article here and on GitHub.