elektor sand clock for raspberry pi pico variant-46906970145100-has-digital-downloads All chapters conclude with a

All chapters conclude with a summary

000 wfm/s in Sequence mode)

2 programmable push-button switches

and G-code files

Dimensions 177 x 44 x 97 mm (W x H x D) Weight 435 g Case Material Powder-coating Aluminum (2 mm thick front panel

elektor sand clock for raspberry pi pico variant-46906970145100-has-digital-downloads All chapters conclude with aRaspberry Pi based Eye Catcher A standard sand clock just shows how time passes. In contrast, this Raspberry Pi Pico controlled sand clock shows the exact time by engraving the four digits for hour and minute into the layer of sand. After an adjustable time the sand is flattened out by two vibration motors and everything begins all over again. At the heart of the sand clock are two servo motors driving a writing pen through a pantograph mechanism. A