[align=left][font=宋体]I see that this method is widely used in the code written by others. What is the purpose? [/font]Is RAM[font=宋体] not enough? [/font][/align]
A year ago, a manufacturer asked me to draw a board that uses PCM2707 to output I2S. At that time, everything was normal when I tested it myself. Two days ago, I used the board I made before to assemb
It was originally 100, but only 90, but it's not badAbstract : As modern digital electronic systems break through the 1GHz barrier, PCB board-level design and IC package design must take into account