A large OLED display that can be remotely controlled by a mobile phone using SMS text messaging to display Wi-Fi passwords, QR Codes and custom messages.
This MicroPython project adds solar powered sensors and home automation to my vegetable garden and transmits the data using MQTT for review and control on a mobile app.
This project builds a custom MicroPython Wi-Fi caller ID OLED display that sniffs network broadcast packets from a hardware call monitoring and blocking device.
A system to wirelessly track and prevent the theft of restroom keys using CircuitPython, nRF52840 boards and Bluetooth BLE beacons.
Inexpensive wireless device with a color touch screen to test passwords against the haveibeenpwned.com REST API using MicroPython and an ESP32.