In the design of high-speed PCB, the interference problem in the PCB design of digital-analog mixed circuits has always been a difficult problem. In particular, analog circuits are generally the sourc
1. Basic process of chipRD The design and development of a chip, first of all, is to design the application system according to the needs of the product application, to preliminarily determine the app
Recently, I am designing a DC-DC control circuit with adjustable voltage. I use a DAC of a single-chip microcomputer to output an analog voltage Vset to set the adjustable voltage output Vout of the D
Frequently asked questions, divided into several parts (please add to it)1. How to perform serial port programming2. What to do if you encounter problems with serial port programming3. What programmin
touchThe touch function is another feature of the STM32F7DISC development board, which supports up to 5 points of detection. In this version of micropython, we can use it like this:import lcdF7D as lc