顾客显示屏tc下控制串口

1、TCforDOS在TruboCforDOS下要通过串口发送数据，就需要知道串口地址，然后才可以向该地址#include shortSHORT;/*DATA BUFFER REGISTER /*line us register sic SHORT COM1 COM2 COM3 COM4 icSHORT portadd; /*码voidOut_funcport,c SHORT port;char SHORT i= (i= WAITIME) (!(inp(port+LSR) & 0 x20); /* 0 x3ed /*waitTCforDOS在TruboCforDOS下要通过串口发送数据，就需要知道

2、串口地址，然后才可以向该地址#include shortSHORT;/*DATA BUFFER REGISTER /*line us register sic SHORT COM1 COM2 COM3 COM4 icSHORT portadd; /*码voidOut_funcport,c SHORT port;char SHORT i= (i= WAITIME) (!(inp(port+LSR) & 0 x20); /* 0 x3ed /*wait until trans preparation if void Out_Array( num, str )SHORT char SHORT cha

3、r p= for(i=0;inum;i+,Out_func( portadd, *p )voidlight_init()Out_func(Out_func( /*发送清屏命令Out_func( void Open_Box()Out_func(portadd, Out_func( /*发送数据，显示内容voidlight_on(type,amount) char *type;double char strSendStr20, SHORT char p= for(i=0;inum;i+,Out_func( portadd, *p )voidlight_init()Out_func(Out_func

4、( /*发送清屏命令Out_func( void Open_Box()Out_func(portadd, Out_func( /*发送数据，显示内容voidlight_on(type,amount) char *type;double char strSendStr20, /*显示金额s f(strSendStr,%10.2f,amount); strtok(strSendStr, );f(strSendStr, x1bx51x41%sx0d,void main( argc, argv SHORT double char ifLED8 DEMO Display -888888.88 DEMO |1 | |Num /*赋值端口地址i=atoi(argv1 ) - portadd = /*端口初始化i=1; i=2; i=3; i=4; /*发送void main( argc, argv SHORT double char ifLED8 DEMO Display -888888.88 DEMO |1 |