51串行令牌格式 a51编译
Read data from serial port
and write into buffer DPTR pointed in XRAM if a data
资 源 简 介
51串行令牌格式 a51编译
Read data from serial port
and write into buffer DPTR pointed in XRAM if a data frame is
received and calculate the check sum
if a information frame is received return control byte only
