The rig pictured above works as an Internet connected temperature sensor which sends [Zaion] an email with a graph of the change over time. This in itself is interesting, but one part in particular ...
A web-based Intel Hex file programmer for I²C EEPROMs using the Raspberry Pi Pico 2W. WiFi connectivity with web interface. Upload Intel Hex files via browser. Writes to I²C EEPROM connected to GPIO 4 ...