I want to make a program to read and write the registry, but the problem I'm facing now is that the RegQueryValueEx function I use is always wrong and can't return error_sucess. The data written in is
The cause and effect of this title should be reversed, because I want to adjust the timer interrupt of the microbit main control board, and seek answers on the Internet. Finally, I learned that the mo
I finally had time to draw the schematics over the weekend. The progress is 40% now. The FPAG part is basically completed, the USB part is completed, and the front-end processing is still studying oth
I am designing an I.MX31 board and I have encountered some problems with MC13783. Since there is little information about it, I don't know how to use it. Can anyone who has used it give me some advice
The driving signal has been isolated by an optocoupler, the reset circuit is a low-level reset, VCC is connected to a resistor, and the capacitor is grounded. What is the reason?