T he ESP32 is a fantastic little microcontroller with a world of possibilities. Its specifications may appear modest, but its capabilities enable it to power all kinds of devices.

The device uses a PCB that integrates an ESP32-C3-mini with the CO₂ Sensor (SCD40). The PCB also has connectors for the ...

Bus Pirate is nearly a household name in the hardware hacking world. The first version came out way back in 2008, and there ...