51.c

本程序使用CVI计算51单片机定时/计数器初值

#include <ansi_c.h>
#include <formatio.h>
#include <cvirte.h>		
#include <userint.h>
#include "51.h"

static int panelHandle;
static int childpanelhandle;

//自定义函数
void chushi(void);
int fangshi0(float jingzhen, float shijian);
int fangshi1(float jingzhen, float shijian);
int fangshi2(float jingzhen, float shijian);
int fangshi3(float jingzhen, float shijian);

int main (int argc, char *argv[])
{
	if (InitCVIRTE (0, argv, 0) == 0)
		return -1;	/* out of memory */
	if ((panelHandle = LoadPanel (0, "51.uir", PANEL)) < 0)
		return -1;
	DisplayPanel (panelHandle);
	
	//自定义函数
	chushi();
	
	RunUserInterface ();
	DiscardPanel (panelHandle);
	return 0;
}

int CVICALLBACK Quit (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:
			QuitUserInterface (0);
			break;
	}
	return 0;
}

int CVICALLBACK OK (int panel, int control, int event,
		void *callbackData, int eventData1, int eventData2)
{
	int value;
	char jingzhen[10];
	char shijian[10];
	double intjingzhen;
	double intshijian;
	
	switch (event)
	{
		case EVENT_COMMIT:
			 GetCtrlVal (panelHandle, PANEL_RING, &value);
			 GetCtrlVal (panelHandle, PANEL_STRING, jingzhen);
             GetCtrlVal (panelHandle, PANEL_STRING_2, shijian);
			 
			 Fmt (&intjingzhen, "%f<%s", jingzhen);
			 Fmt (&intshijian, "%f<%s", shijian);

			 switch(value)
			 {
				 case 0:
					 fangshi0(intjingzhen, intshijian);
					 break;
				 case 1:
					 fangshi1(intjingzhen, intshijian);
					 break;
				 case 2:
					 fangshi2(intjingzhen, intshijian); 
					 break;
				 case 3:
					 fangshi3(intjingzhen, intshijian);
					 break;
			 }

			break;
	}
	return 0;
}


//自定义函数
void chushi()
{
	SetActiveCtrl (panelHandle, PANEL_STRING);
}

int fangshi0(float jingzhen, float shijian)
{
	int i;
	double miao = shijian * 1000;
	double zhouqi = 12/jingzhen;
    double chuzhi;
	int xchuzhi;
	long int zhishu = 1;
	char schuzhi[20];
	double maxtime;

	
	for(i=0; i<13; i++)
	{
		zhishu = zhishu *2;
	}
	
	//计算最大定时时间
	maxtime = (zhouqi * zhishu)/1000.0; 
	
	chuzhi = zhishu - (miao/zhouqi);
	//判断是否超过最大定时时间
	if(chuzhi <=0)
	{
		 childpanelhandle = LoadPanel (0, "51.uir", PANEL_2);
		 InstallPopup (childpanelhandle);
		 SetCtrlVal (childpanelhandle, PANEL_2_NUMERIC, maxtime);

		 SetCtrlVal (panelHandle, PANEL_STRING, "");
		 SetCtrlVal (panelHandle, PANEL_STRING_2, "");
		 SetCtrlVal (panelHandle, PANEL_STRING_3, ""); 
		 return -1;
	}
	//进行十进制转十六进制
	//十六进制转成字符串
	Fmt(&xchuzhi,"%i<%f", chuzhi);
	Fmt(&xchuzhi,"%x<%i", xchuzhi);
	Fmt(schuzhi, "%s<%x", xchuzhi);
	strcat(schuzhi,"H");
	SetCtrlVal (panelHandle, PANEL_STRING_3, schuzhi);
	
	return 0;

}
int fangshi1(float jingzhen, float shijian)
{
	int i;
	double miao = shijian * 1000;
	double zhouqi = 12/jingzhen;
	double chuzhi;
	int xchuzhi;
	long int zhishu = 1;
	char schuzhi[20];
	double maxtime;
	
	for(i=0; i<16; i++)
	{
		zhishu = zhishu *2;
	}
	
	//计算最大定时时间
	maxtime = (zhouqi * zhishu)/1000.0; 
	
	chuzhi = zhishu - (miao/zhouqi);
	//判断是否超过最大定时时间
	if(chuzhi <=0)
	{
		 childpanelhandle = LoadPanel (0, "51.uir", PANEL_2);
		 InstallPopup (childpanelhandle);
		 SetCtrlVal (childpanelhandle, PANEL_2_NUMERIC, maxtime);
		 
		 SetCtrlVal (panelHandle, PANEL_STRING, "");
		 SetCtrlVal (panelHandle, PANEL_STRING_2, "");
		 SetCtrlVal (panelHandle, PANEL_STRING_3, ""); 

		 return -1;
	}
	
	Fmt(&xchuzhi,"%i<%f", chuzhi);
	Fmt(&xchuzhi,"%x<%i", xchuzhi);
	Fmt(schuzhi, "%s<%x", xchuzhi);
	strcat(schuzhi,"H");
	SetCtrlVal (panelHandle, PANEL_STRING_3, schuzhi);
	
	return 0;
	
}


int fangshi2(float jingzhen, float shijian)
{
	int i;
	double miao = shijian * 1000;
	double zhouqi = 12.0/jingzhen;
	double chuzhi;
	int xchuzhi;
	long int zhishu = 1;
	char schuzhi[20];
	double maxtime;
	
	for(i=0; i<8; i++)
	{
		zhishu = zhishu *2;
	}
	
	//计算最大定时时间
	maxtime = (zhouqi * zhishu)/1000.0; 
	
	chuzhi = zhishu - (miao/zhouqi);
	//判断是否超过最大定时时间
	if(chuzhi <=0)
	{
		 childpanelhandle = LoadPanel (0, "51.uir", PANEL_2);
		 InstallPopup (childpanelhandle);
		 SetCtrlVal (childpanelhandle, PANEL_2_NUMERIC, maxtime);
		 
		 SetCtrlVal (panelHandle, PANEL_STRING, "");
		 SetCtrlVal (panelHandle, PANEL_STRING_2, "");
		 SetCtrlVal (panelHandle, PANEL_STRING_3, "");

		 return -1;
	}
	
	Fmt(&xchuzhi,"%i<%f", chuzhi);
	Fmt(&xchuzhi,"%x<%i", xchuzhi);
	Fmt(schuzhi, "%s<%x", xchuzhi);
	strcat(schuzhi,"H");
	SetCtrlVal (panelHandle, PANEL_STRING_3, schuzhi);
	
	return 0;
	
}
int fangshi3(float jingzhen, float shijian)
{
	int i;
	double miao = shijian * 1000;
	double zhouqi = 12/jingzhen;
	double chuzhi;
	int xchuzhi;
	long int zhishu = 1;
	char schuzhi[20];
	double maxtime;
	
	for(i=0; i<8; i++)
	{
		zhishu = zhishu *2;
	}
	
	//计算最大定时时间
	maxtime = (zhouqi * zhishu)/1000.0; 
	
	chuzhi = zhishu - (miao/zhouqi);
	//判断是否超过最大定时时间
	if(chuzhi <=0)
	{
		 childpanelhandle = LoadPanel (0, "51.uir", PANEL_2);
		 InstallPopup (childpanelhandle);
		 SetCtrlVal (childpanelhandle, PANEL_2_NUMERIC, maxtime);

		 SetCtrlVal (panelHandle, PANEL_STRING, "");
		 SetCtrlVal (panelHandle, PANEL_STRING_2, "");
		 SetCtrlVal (panelHandle, PANEL_STRING_3, "");
		 return -1;
	}
	Fmt(&xchuzhi,"%i<%f", chuzhi);
	Fmt(&xchuzhi,"%x<%i", xchuzhi);
	Fmt(schuzhi, "%s<%x", xchuzhi);
	strcat(schuzhi,"H");
	SetCtrlVal (panelHandle, PANEL_STRING_3, schuzhi);
	
	return 0;
	
}


int CVICALLBACK OKK (int panel, int control, int event,
		void *callbackData, int eventData1, int eventData2)
{
	switch (event)
	{
		case EVENT_COMMIT:
			RemovePopup (0);
			break;
	}
	return 0;
}