chuankou _串口_labview_源码

#include <ansi_c.h> #include <rs232.h> #include <cvirte.h> #include <userint.h> #include "chuankou.h" static int panelHandle; void CVICALLBACK ComCB (int portNumber, int eventMask, void *callbackData); #define PORTNUM 2 int main (int argc, char *argv[]) { if (InitCVIRTE (0, argv, 0) == 0) return -PORTNUM; /* out of memory */ if ((panelHandle=LoadPanel (0, "chuankou.uir", PANEL)) < 0) return -PORTNUM; DisplayPanel (panelHandle); OpenComConfig ( PORTNUM, "", 14400, 0, 8,1, 512, 512);//配置串口 FlushInQ (PORTNUM); FlushOutQ (PORTNUM); //清空输入输出队列 InstallComCallback (PORTNUM, LWRS_RECEIVE, 3, 0, ComCB, 0);//中断模式设置,接收到三个字节响应中断 RunUserInterface (); DiscardPanel (panelHandle); return 0; } int CVICALLBACK PannelCB (int panel, int event, void *callbackData, int eventData1, int eventData2) { switch (event) { case EVENT_GOT_FOCUS: break; case EVENT_LOST_FOCUS: break; case EVENT_CLOSE: CloseCom (PORTNUM);//关闭串口 QuitUserInterface (0); break; } return 0; } int CVICALLBACK SendCB (int panel, int control, int event, void *callbackData, int eventData1, int eventData2) { char buf[100]; switch (event) { case EVENT_COMMIT: GetCtrlVal (panelHandle, PANEL_STRING, buf);//获得要发送的数据 FlushOutQ (PORTNUM);//清空输出队列 ComWrt (PORTNUM, buf,strlen(buf));//写串口 break; } return 0; } void CVICALLBACK ComCB(int portNumber, int eventMask, void *callbackData) { char buf[100]={0}; int i; i= GetInQLen (PORTNUM);//获取输入队列字节数 ComRd (PORTNUM, buf, i);//读串口 SetCtrlVal (panelHandle, PANEL_STRING_2, buf);//赋给显示控件 }