The main reason is that the power supply line, power supply circuit, single-chip microcomputer, etc. have abnormal operation. Inspection and steps 1. First check whether the voltage of the power suppl
The kernel driver can not only compile the driver into the kernel, but also dynamically compile the kernel driver. This document describes how tocompile the kernel driver in a module way.To compile th
When learning DSP development, I often feel that there are too many technical documents. Every book is useful and I want to read every book, but I don't know where to start. At this time, the principl
[i=s]This post was last edited by wuguangtao on 2020-11-27 21:41[/i] # MSP430F5529 drives WS2812B LED Last time I used MAX7219 to drive a monochrome LED dot matrix screen. This time I changed to a coo