A visually impressive project that tests your multiplexing skills. Arduino-based AT89C2051 programmer - Hackaday.io
The AT89C2051 can decode IR protocols using external interrupts on P3.2 (INT0). at89c2051 projects
You can’t just plug an AT89C2051 into USB. You need a programmer. The classic choice is a (like the TL866) or a simple serial programmer built from an Arduino Uno running "ArduinoISP" sketch. A visually impressive project that tests your multiplexing
Let me know if you have any other questions! at89c2051 projects
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To start building these , you need: