Category: Uncategorised

  • LED hourglass kit programming

    This is the kit that uses the STC15W201 (or STC15W204) chip. The -201 has only 1K of FLASH memory for program storage, the -204 has 4K. The chips are interchangeable and have the same pinout – they only differ in the amount of FLASH (and EEPROM) memory they contain. New patterns since making the video! […]