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A narrow KiCad made PCB with STM8S001J3, RS485 driver and DS1621S Thermometer, e.g., for STM8EF-MODBUS
A tiny dev board for STM8S001J3 MCU
LED blinky like a heartbeat :heartbeat: for STM8S001J3 MCU based on STM8 SPL and TIM4.