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Prototyping board for PIC24FJXXXGAXX4 TQFP44 board.
This device allows you to control headlights/horn/fan/etc on a typical e-bike/e-scooter. Based on a STM32F103 Blue pill board (https://wiki.stm32duino.com/index.php?title=Blue_Pill).
Supply power: 12V. Switches 12-150V devices. Supports CAN bus and https://github.com/VasiliSker/LEVCAN/ protocol.
Overview - Two LEDs are powered by a single watch battery. A 555 timer is used to generate the pulse timing for the two LEDs. Board + 2-sided board + through-holes ++ Vias, ground stitching, battery holder's alignment/relief tabs. Parts + All surface-mount parts
Ground plane's effect on a 50 ohm signal line on a 2-sided test board.
