5. What are the main factors that affect the non-compliance of IC chips with RoHS requirements? How to prevent it?Answer: This depends on the production process and use of IC products. The first is t
Hello everyoneI am a WINCE host computer developer, I don't know much about circuitsOne of my boards has SPI and serial ports. I have a sensor that outputs 0.015mV ~ 2.5V, and has a measurement range
There are three basic types of video surveillance storage to choose from: 1 Use a DVR, NVR or server with a hard drive built in. This is still the most common form of storage. 2 Direct-attached storag
Great masters... I have another problem. I use the serial port assistant PC to send serial port frames to STM32 but there is no return... My frame definition is as follows: [font=宋体] [/font] [align=le