This robot is built up from scratch. It has PIC16F84Aas the brain, coded in Basic C.
An app for Mongoose OSwhich periodically sends ESP32’s temperature readings to Losant’s servers for plotting a graph.
An easy-to-make, mini-sized, DIY development board for ESP32SoC. It is an open source project available on GitHub.
A DIY bluetooth audio adapter for making wired headsets or speakers wireless. It also provides a wireless microphone.
A mini audio adapter which makes any wired earphone compatiblewith your devices.