Epoxy coffe table with 3d printed hexagon inserts and led pcbs with touch sensor
I used 61 "hexagon-pcb" with 61 ttp223 touch modules.
Print files can be found here: https://www.printables.com/model/200964-hexagon-led-coffee-table
The main-pcb has 4x MCP23017, 1x 1500uF Capacitor, 1x Fuse holder, 1x SN74HC125N and one ESP32 Dev Kit C
Dev Kit link: https://www.az-delivery.de/en/products/esp32-developmentboard
The programm is yet not finished.
I uploaded the demo program i used to check the feasibility, i soldered the leds and the touch sensors directly to the esp32.