[i=s] This post was last edited by bqgup on 2019-4-12 21:24 [/i] [postbg]3.jpg[/postbg] [font=黑体][size=4] The external clock of the board I use is 50MHz, and the clock pin is PIN_23. The on and off st
A design of X-band direct frequency synthesizer is introduced, its output spurious signal is analyzed, and the development results are given. At the output frequency of 10GHz, the phase noise at 1kHz
[align=left][font=微软雅黑][size=4]Startups are like this:[/size][/font][/align][font=微软雅黑][size=4] [/size][/font][align=left][font=微软雅黑][size=4]A group of like-minded people, doing what they believe in a
Problem description: During the master-slave communication process, the host cannot always receive the key value sent when the touch screen is pressed, but can receive the key value sent when it is li
Saddam was hospitalized for treatment because of his hunger strike. At the same time, multiple explosions occurred in Iraq that day, killing at least 57 people. Haha, Shadamu has become Bush's old man