A few days ago, I was having dinner with a friend. Since both of them have children, they are not satisfied with the current state of education in China. He mentioned a saying he had heard: "kindergar
I have a question. How to deal with the ground when the motor drive power supply and the microcontroller power supply are separated? Do they share the ground? Also, the voltage levels are different. H
I use the C8051F340 chip and found that when the memset(buff,0x00,100) function in the program initializes the memory, it also changes the values in other places. The 100 cells after the location poin
The phase noise of digital phase-locked frequency synthesizer is analyzed in detail, focusing on the design of loop filter of low phase noise and low noise phase-locked loop by control theory method,
The microcontroller is MC9S08QG8 which uses an internal crystal. Now there is a problem that when the program is downloaded to the board for online debugging, the serial port is used to verify that th