[align=left][color=rgb(25, 25, 25)][font="]PCB board inspection is the time to pay attention to some details in order to better ensure product quality. When inspecting PCB boards, we should pay attent
I bought a Puyuan DS5102CA oscilloscope ten years ago. Suddenly, no matter what waveform I measure, as long as there is a signal, it is a 50HZ sine wave. However, the 1KHZ 1V signal that comes with th
[b][color=#5E7384]This content is originally created by EEWORLD forum user [size=3]tiankai001[/size]. If you need to reprint or use it for commercial purposes, you must obtain the author's consent and
[i=s]This post was last edited by jinglixixi on 2020-11-1 00:14[/i]1. Use GPIO port to simulate I2C interface
An LED flashing program is provided in the example. Through it, we can master the method o