/**********************************************************************/
/*   This program is developed by Turbo C 2.0			       */
/***********************************************************************/
/*  Demo 10: two P180X card M_FUN_3 demo.			       */
/*  First Card:   To acquire A/D CH:0, CH:1, CH:2 250 times.	       */
/*  Second Card:  To acquire A/D CH:0, CH:1, CH:2 250 times.	       */
/***********************************************************************/
#define  MYLIB
#include "P180X.H"

int	iLine;

WORD	wAdNum=250;  /* how many data is scan for a A/D channel  */
float	fAdBuf[750]; /* stored the acquired data.     0-249 is the data for CH:0,   */
		     /* 250-499 is the data for CH:1, 500-750 is the data for CH:1  */
WORD	wDaFreq=90;  /* D/A output frequency is 1.8M/wDaFreq.			    */
WORD	wAdClk=24;   /* A/D sampling rate is 8M/wAdClk. 			    */


WORD	 wDa[320],wAd[750];
WORD	 wPlot0[512];  /* transformed into wave form */
int main()
{
   int	   i,j;
   WORD    wBoards,wRetVal;
   WORD    wDIOdata;
   char    cShow[80];
   DWORD   dwExact,dwOKs,dwErrors,dwScanCount,dwP1,dwP2,dwStatus;
   WORD    wChannel[32],wConfigCode[32];
   WORD    wDaWave=80;
   float   fDaMagnitude=(double)2.5,dfAdFrequency;
   WORD   wAddrTimer,wAddrCtrl,wAddrDio,wAddrAdda;

   /* initiaing P180X card and detect how many P180X card in PC */
   wRetVal=P180X_DriverInit(&wBoards);
   printf("Threr are %d P180X Cards in this PC\n",wBoards);

   if( wBoards<=1 )
   {
      putch(0x07);  putch(0x07);  putch(0x07);
      printf("Please install two P180X cards in this PC !!!\n");
      exit(0);
   }

   /* dump every P180X card's configuration address space */
   printf("The Configuration Space ->   Timer   Control   DIO    AD/DA\n");
   for(i=0; i<wBoards; i++)
   {
      P180X_GetConfigAddressSpace(i,&wAddrTimer,&wAddrCtrl,&wAddrDio,&wAddrAdda);
      printf("Card %02d:  Timer:%04xH  Ctrl:%04xH  Dio:%04xH  Adda:%04xH\n",
				     i,wAddrTimer,wAddrCtrl,wAddrDio,wAddrAdda);
   }

   /* The P180X_ActiveBoard() function must be used to active a board, */
   /* then all operation will take effect to the actived board.        */
   printf("----------------------------------------------------------\n");
   printf("The First P180X Card...\n");
   P180X_ActiveBoard( 0 );
   P180X_Do(0x1234);	 /* Digital output */
   P180X_Di(&wDIOdata);  /* Digital input  */
   printf("Digital Output -> 1234H  |  Digital Input -> %04xH\n",wDIOdata);
   printf("----------------------------------------------------------\n");
   printf("The Second P180X Card...\n");
   P180X_ActiveBoard( 1 );
   P180X_Do(0x5678);	 /* Digital output */
   P180X_Di(&wDIOdata);  /* Digital input  */
   printf("Digital Output -> 5678H  |  Digital Input -> %04xH\n",wDIOdata);
   printf("\n\n");
   printf("Hit any key to continue...\n");
   getch();

   /************** M3 Function	****************************/
   graphic_init();
   cleardevice();
   setcolor(RED);


   /*--------- To Active First P180X Card --------------------*/
   sprintf(cShow,"First P180X Card: CH0,CH1,CH2");
   outtextxy(10,10,cShow);
   P180X_ActiveBoard( 0 );
   for(i=0; i<750; i++) fAdBuf[i]=0.0;

   for(i=0; i<32; i++)	 wChannel[i]=0;
   wChannel[0]=wChannel[1]=wChannel[2]=1;

   for(i=0; i<32; i++) wConfigCode[i]=0;

   wRetVal=P180X_M_FUN_3(wDaFreq,wDaWave,fDaMagnitude,wAdClk,wAdNum,
			  wChannel,wConfigCode,fAdBuf,-10.0,+10.0);

   for(i=0; i<250; i++)  /* channel 0's data and its wave form */
   {
      wPlot0[i]=50+(WORD)(fAdBuf[i]*12.0);
   }
   for(i=0; i<249; i++)  /* plot channel 0's wave form         */
   {
      line(10+i,wPlot0[i],10+i+1,wPlot0[i+1]);
   }
   /*------------------------------------------------*/
   for(i=0; i<250; i++)  /* channel 1's data and its wave form */
   {
      wPlot0[i]=150+(WORD)(fAdBuf[250+i]*12.0);
   }
   for(i=0; i<249; i++)  /* plot channel 1's wave form         */
   {
      line(10+i,wPlot0[i],10+i+1,wPlot0[i+1]);
   }
   /*------------------------------------------------*/
   for(i=0; i<250; i++)  /* channel 2's data and its wave form */
   {
      wPlot0[i]=250+(WORD)(fAdBuf[500+i]*12.0);
   }
   for(i=0; i<249; i++)  /* plot channel 2's wave form */
   {
      line(10+i,wPlot0[i],10+i+1,wPlot0[i+1]);
   }

   /**********************************************************/

   /*--------- To Active Second P180X Card -------------------*/
   sprintf(cShow,"Second P180X Card: CH0,CH1,CH2");
   outtextxy(300,10,cShow);
   P180X_ActiveBoard( 1 );
   for(i=0; i<750; i++) fAdBuf[i]=0.0;

   for(i=0; i<32; i++)	 wChannel[i]=0;
   wChannel[0]=wChannel[1]=wChannel[2]=1;

   for(i=0; i<32; i++) wConfigCode[i]=0;

   wRetVal=P180X_M_FUN_3(wDaFreq,wDaWave,fDaMagnitude,wAdClk,wAdNum,
			  wChannel,wConfigCode,fAdBuf,-10.0,+10.0);

   for(i=0; i<250; i++)  /* channel 0's data and its wave form */
   {
      wPlot0[i]=60+(WORD)(fAdBuf[i]*12.0);
   }
   for(i=0; i<249; i++)  /* plot channel 0's wave form */
   {
      line(300+i,wPlot0[i],300+i+1,wPlot0[i+1]);
   }
   /*------------------------------------------------*/
   for(i=0; i<250; i++)  /* channel 1's data and its wave form */
   {
      wPlot0[i]=150+(WORD)(fAdBuf[250+i]*12.0);
   }
   for(i=0; i<249; i++)  /* plot channel 1's wave form */
   {
      line(300+i,wPlot0[i],300+i+1,wPlot0[i+1]);
   }
   /*------------------------------------------------*/
   for(i=0; i<250; i++)  /* channel 2's data and its wave form */
   {
      wPlot0[i]=250+(WORD)(fAdBuf[500+i]*12.0);
   }
   for(i=0; i<249; i++)  /* plot channel 2's wave form */
   {
      line(300+i,wPlot0[i],300+i+1,wPlot0[i+1]);
   }

   getch();
   cleardevice();
   closegraph();

   P180X_DriverClose();
   return wRetVal;
}
/* -------------------------------------------------------------------- */

graphic_init()
{
   int driver,mode,char_size;

   driver=EGA;
   mode=EGAHI;
   initgraph(&driver,&mode,"");
   setactivepage(0);
   setvisualpage(0);
   setcolor(0);
   setbkcolor(15);
   settextstyle(SMALL_FONT,HORIZ_DIR,6);
}