Function full name: 50us delay Notes: Based on 1MIPS, AT89 series corresponds to 12M crystal oscillator, W77, W78 series correspond to 3M crystal oscillator Example Tips: Call delay_50us(20) to get 1m
[color=#333333][font=微软雅黑, arial][size=16px]For the first version, I didn’t think about the schematic carefully when I got it. . . I showed it to the master, and it was a mess~~~[/size][/font][/color]
Increasing pressure on businesses to improve energy efficiency, reduce operating costs and meet strict government regulations has driven a sharp increase in the use of light-emitting diodes (LEDs) aro
[i=s]This post was last edited by qwqwqw2088 on 2021-2-25 20:59[/i]British radar antennas that performed remarkable feats during World War IIEveryone must be familiar with the English name of antenna,