[ChromaLock] uses this interface to connect to a tiny WiFi-enabled XIAO ESP32-C3 module hidden in the calculator. It’s mounted on a custom PCB with a simple MOSFET-based level shifting circuit ...
It shares the same Seeed Studio XIAO ESP32-C3 microcontroller, 0.49 inch OLED display, and tiny 40 mAh LiPo battery. The only thing that’s really changed, aside from the adjustments necessary ...
A correctly selected Wi-Fi-enabled microcontroller, in this case, the Seeed Studio XIAO-ESP32-C3, modded into the calculator with the TI-32 PCB and suite of software installed is all you really ...