Introduction - If you have any usage issues, please Google them yourself
Serial Programming-- receiving PC sent the string, the string back. During this interruption control LED lights external crystal 22.1184MHz use of a timer, two methods have baud rate, SMOD = 0 or a timer initial X = 256-SYSCLK* (SMOD a) (baudrate* 384)
Packet : 61549808chuankoubiancheng.rar filelist
串口编程.txt