Large capacitors are generally larger in size due to their large capacity, and are usually made using a multi-layer winding method, which results in a larger distributed inductance of the large capaci
[font=微软雅黑][size=3][color=#000000]In 2006, when I just started working, I wanted to buy an MP3 player because I was always alone outdoors due to my work and it was very boring. The mobile phone I used
[b]1. Experimental Task[/b] Use the MCU AT89S51 and ADC0809 to design a digital voltmeter that can measure the DC voltage value between 0-5V and display the four-digit digital display, but the number