This is a program I learned from watching a video tutorial. I didn't understand some of the questions when I watched it later. Function: The running lights light up every 1 second, and the digital tub
GPIO working mode Due to the internal structural relationship of GPIO, GPIO can be configured into the following modes. Input mode In input mode, the Schmitt trigger is turned on and the output is dis
Required to design a series type positive and negative adjustable dual-regulated power supply. Use protel99 se to simulate and produce the circuit diagram and template circuit with instructions for us
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