I want to modify my mobile phone charger. I will cut off the positive wire of the data cable connecting the 5V/1A Apple mobile phone charger and the mobile phone, add a control switch, and then connec
How to develop robots based on Raspberry Pi : https://training.eeworld.com.cn/course/42811. The history of computing2. The history of Raspberry Pi3. Raspberry Pi and maker education4. Raspberry Pi and
[i=s]This post was last edited by fish001 on 2019-11-5 21:17[/i]Since the high-frequency switching noise collected by AD is large, it greatly interferes with data processing. After measuring with an o
I would like to ask an expert to know why the VCNL4020-GS08 sensor is not stable after welding. The light is sometimes on and sometimes not. It cannot be triggered. Why? If anyone knows, please help m
Today I saw a toothbrush that uses an 8-pin microcontroller, but it has 6 LED lights, 1 button, and 1 motor. After removing the VCC and GND of the microcontroller, there are only 6 available pins left
The PCB of the central control circuit board was finished today and sent to the manufacturer for board making. Acting according to the plan is a reminder for myself.