Question: When computers communicate, is there a current loop between the sender and the receiver? Is it only with the help of a pull-up resistor that the receiver can recognize a high level?
[size=4]Today the official website updated the stable version of 8266 firmware! ! You can go to the official website to download it directly! Here is the attachment for your convenience! ! You can con
I'm writing STM32 ADC recently. I've seen many examples on the Internet that use DMA to receive data, but I want to use AD to read the register directly and then process it. When writing the program,
[i=s]This post was last edited by justd0 on 2021-6-27 01:42[/i]I was supposed to be a driver for my family who wanted to go on a trip this weekend, but plans changed, so I finally have my own free wee
justd0onsemi and Avnet IoT Innovation Design Competition
Recently, I encountered a project where 8KV static electricity was discharged to the GND of the sub board (copper leakage of the sub board, metal shell of USB), which caused abnormal disconnection of