DIY open-source ultrasound hardware on the rp2040/rp2350(un0rick.cc)70 points by kelu124 5 months ago | 6 comments
DIY PTP Grandmaster Clock with a Raspberry Pi(jeffgeerling.com)91 points by ingve 1 year ago | 26 comments
Reverse Engineering the Microchip CLB(mcp-clb.markomo.me)33 points by _Microft 1 year ago | 7 comments
Open source smartwatch integrates ESP32 MCU with e-paper display(linuxgizmos.com)81 points by teleforce 3 years ago | 74 comments
Nano DIP: the smallest complete Arduino board 33 x 10mm(avdweb.nl)104 points by rolph 2 years ago | 36 comments