用C语言做的DOS界面的串口通信程序 void setPort(int size, char check, int stop){ unsigned char b = 0x00; disable(); switch(size){ case 6:b |= 0x01; break; case 7:b |= 0x02;break; case 8:b |= 0x03; break; } switch(check){ case 'N': case ' n':b &= ~0x08;break; case '
时间函数举例程序分析 2.程序源代码： #include "stdio.h" #include "time.h" void main() { time_t lt; /*define a longint time varible*/ lt=time(NULL);/*system time and date*/ printf(ctime(<)); /*english format output*/ printf(asctime(localtime(<)));/* tranfer to
