NEU AT89C2051 Digital 4 Bit elektronische Uhr elektronische Produktion Suite zum Selbermachen
1,69 €
B. Import AT89C2051 for master chip;. Seconds correction (for precise School). Two alarm settings (you can turn off the alarm function). AT89C2051-based of four electronic clock kit. C.1.2mm thick PCB made from military grade FR-4 board;.
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