pci.all

在dos下读写pci卡

   }
   else
   {
      ucTotalMask = inportb(0xa1);
      ucIrqMask = ucTotalMask & ~(0x01 << (iIrqNum-8));
      outportb(0xa1, ucTotalMask & ~(0x01<<(iIrqNum-8)));
   }

   //
   // 5. ENABLE  PC INTERRUPT
   //
   enable();
   return(ucIrqMask);
}//InitInterrupt

/**************************************************************
 * Function:  Restore system ISR.
 * Paramater: iIrqNum, IN, IRQ number
 *            ucIrqMask, IN, IRQ mask before install ISR
 *            pOldIsr, IN, Old ISR. restore it as service routine.
 *
 **************************************************************/
void RestoreOldIsr( int iIrqNum,
                    byte ucIrqMask,
                    void interrupt (*pOldIsr)() )
{
    byte ucTotalMask;

    disable();
    if ( iIrqNum < 8 )
    {
        ucTotalMask = (inportb(0x21) & ~(0x01<<iIrqNum)) | ucIrqMask;
        outportb(0x21, ucTotalMask);
        setvect(iIrqNum+8, pOldIsr);
    }
    else
    {
        ucTotalMask = (inportb(0xa0) & ~(0x01<<(iIrqNum-8))) | ucIrqMask;
        outportb(0xa1, ucTotalMask);
        setvect(iIrqNum-8+0x70, pOldIsr);
    }
    enable();
}

/**************************************************************
 * Function : IrqHandler
 *            Interrupt service routine for pDAQ-722 DI interrupt.
 *            fucntion.
 **************************************************************/
void interrupt IrqHandler(void)
{
   byte ucRegVal;

   //Clear Interrupt
   outportb(gdwBaseAddrCs1, 0x00);

   disable();
   //Determined this interrupt source.
   ucRegVal = inportb( gdwBaseAddr+giIntControlRegAddr);
   if( ucRegVal & giIrqFlagBit)
      glIntCount++;


   //Clear interrupt
   outportb(gdwBaseAddr+giIntControlRegAddr, ucRegVal);

   //Enable system to accept next interrupt
   outportb(0x20,0x20);
   if ( giIrqNum > 7 )
      outportb(0xa0,0x20);

   enable();
}//IrqHandler





/*
   '**********************************************************************
   '*  Program  : DI.C                                                   *
   '*  Revision : 1.00                                                   *
   '*  Date     : 6/17/2002                Arbor Technology  Co., Ltd.  *
   '*====================================================================*
   '*                                                                    *
   '*  This demo program performs Digital Input of pDAQ-720/722/722E     *
   '*                                                                    *
   '**********************************************************************
*/

#include <dos.h>
#include <stdio.h>
#include <conio.h>
#include <stdlib.h>
#include "PCI.C"
#include "pDAQ722.h"

void main(void)
{
   word  wVendorId, wDeviceId, wIndex;
   int   iErrCode;
   byte  ucBusNumber, ucDevAndFunc;
   dword dwData, dwBaseAddr;

   int   i;
   int   iPort;

   wVendorId = VENDOR_ID;
   wDeviceId = DEVICE_ID;

   //Description
   clrscr();
   printf("Arbor Technolog Corp.\n");
   printf("\npDAQ-720/722/722E Digital Input DOS demo program.");
   printf("\nFirst, connect desired signal to CN1");
   printf("\n      DI0:  DI_A0 (pin 30) and DI_B0 (pin 12)");
   printf("\n      DI1:  DI_A1 (pin 31) and DI_B1 (pin 13)");
   printf("\n      DI2:  DI_A2 (pin 32) and DI_B2 (pin 14)");
   printf("\n      DI3:  DI_A3 (pin 33) and DI_B3 (pin 15)");
   printf("\n      DI4:  DI_A4 (pin 34) and DI_B4 (pin 16)");
   printf("\n      DI5:  DI_A5 (pin 35) and DI_B5 (pin 17)");
   printf("\n      DI6:  DI_A6 (pin 36) and DI_B6 (pin 18)");
   printf("\n      DI7:  DI_A7 (pin 37) and DI_B7 (pin 19)\n");

   printf("\n      DIn means digital input channel n.\n\n");

   printf("Press any key to continue...");
   getch();
   clrscr();

  /***************************
   * Get pDAQ-72x's resource
   ***************************/
  //
  // Search pDAQ-72x
  //
  for( wIndex=0; wIndex < 32; wIndex++)
  {
    iErrCode = find_pci_device(
                  wDeviceId,
                  wVendorId,
                  wIndex,
                  &ucBusNumber,
                  &ucDevAndFunc );
    if (iErrCode == NOT_SUCCESSFUL )
    {
       printf("\n pDAQ-720/722 search fail.\n");
       exit(1);
    }
    iErrCode = read_configuration_dword(
                  ucBusNumber,
                  ucDevAndFunc,
                  PCI_CS_SUBSYSTEM_ID,
                  &dwData);
    if(dwData == SUBSYSTEM_ID)
      break;
  }

  //
  //Get base address, from PCI base address range 2
  //
  iErrCode = read_configuration_dword(
                ucBusNumber,
                ucDevAndFunc,
                PCI_CS_BASE_ADDRESS_2,
                &dwData);
  if (iErrCode == NOT_SUCCESSFUL)
  {
    printf("\npDAQ-72x gets base address failure.\n");
    exit(1);
  }
  else
    dwBaseAddr = dwData & 0xfffffffc;

   /************
    * Read DI data from port
    ************/
   //Select pDAQ-72x card number 0-3
   do
   {
     printf("Choose the Input digital data from port[0-3]:");
     scanf("%d",&iPort);
   }while(iPort > 3 || iPort < 0);

   //Read Relay Status
   printf("\nCheck current Relay status.");
   outportb(dwBaseAddr+(iPort+4), 0);
   for (i=0; i < 2 ; i++)
   {
     printf("\nPress any key to test Relay output and readback...");
     getch();
     outportb(dwBaseAddr+(iPort*2), 0x55 << i);
     delay(100);
     printf("\nRelay Port %d data = %xh", iPort, inportb(dwBaseAddr+(iPort*2)));
   }

   printf("\n\nPress any key to start DI reading...");
   getch();

   //Read data from digital isolation in
   printf("\nPress any key to stop DI funciton....\n");
   while(!kbhit())
   {
      gotoxy(1, wherey());
      printf("Digital in Port %d data = %xh", iPort, inportb(dwBaseAddr+(iPort*2+1)));
      delay(300);
   }
   getch();
}





/*
   '**********************************************************************
   '*  Program  : DO.C                                                   *
   '*  Revision : 1.00                                                   *
   '*  Date     : 6/17/2002                       Arbor Technology Corp. *
   '*====================================================================*
   '*                                                                    *
   '*  This demo program performs pDAQ-720/722/722E                      *
   '*                                                                    *
   '**********************************************************************
*/

#include <dos.h>
#include <stdio.h>
#include <conio.h>
#include <stdlib.h>
#include "pDAQ722.h"
#include "PCI.C"

#define  STR_INFO "Current relay output: "

void main(void)
{
  word  wVendorId, wDeviceId, wIndex;
  int   iErrCode, i;
  byte  ucBusNumber, ucDevAndFunc;
  dword dwData, dwBaseAddr;

  int   iOffset;
  word  wOutData;

  wVendorId = VENDOR_ID;
  wDeviceId = DEVICE_ID;

  clrscr();

  //Description
  printf("Arbor Technology Corp.\n");
  printf("\npDAQ-720/722/722E Digital Out DOS demo program.");
  printf("\nBefore running this program you should:");
  printf("\nConnect desired signal to CN1");
  printf("\n        RELAY1 :  NO0 (pin  1), COM0 (pin  2) and NC0 (pin  3)");
  printf("\n        RELAY2 :  NO1 (pin  4), COM1 (pin  5) and NC1 (pin  6)");
  printf("\n        RELAY3 :  NO2 (pin  7), COM2 (pin  8) and NC2 (pin  9)");
  printf("\n        RELAY4 :  NO3 (pin 20), COM3 (pin 21) and NC3 (pin 22)");
  printf("\n        RELAY5 :  NO4 (pin 23), COM4 (pin 24)");
  printf("\n        RELAY6 :  NO5 (pin 25), COM5 (pin 26)");
  printf("\n        RELAY7 :  NO6 (pin 27), COM6 (pin 28)");
  printf("\n        RELAY8 :  NO7 (pin 10), COM7 (pin 11)");

  printf("\n\nNCx, x=0-3:  Normal close pin of relay x.");
  printf("\nNOx, x=0-7:  Normal open pin of relay x.");
  printf("\nCOMx, x=0-7: Common pin of relay x.");
  printf("\n\n");

  /***************************
   * Get pDAQ-72x's resource
   ***************************/
  //
  // Search pDAQ-72x
  //
  for( wIndex=0; wIndex < 32; wIndex++)
  {
    iErrCode = find_pci_device(
                  wDeviceId,
                  wVendorId,
                  wIndex,
                  &ucBusNumber,
                  &ucDevAndFunc );
    if (iErrCode == NOT_SUCCESSFUL )
    {
       printf("\n pDAQ-720/722 search fail.\n");
       exit(1);
    }
    iErrCode = read_configuration_dword(
                  ucBusNumber,
                  ucDevAndFunc,
                  PCI_CS_SUBSYSTEM_ID,
                  &dwData);
    if(dwData == SUBSYSTEM_ID)
      break;
  }

  //
  //Get base address, from PCI base address range 2
  //
  iErrCode = read_configuration_dword(
                ucBusNumber,
                ucDevAndFunc,
                PCI_CS_BASE_ADDRESS_2,
                &dwData);
  if (iErrCode == NOT_SUCCESSFUL)
  {
     printf("\npDAQ-72x gets base address failure.\n");
     exit(1);
  }
  else
     dwBaseAddr = dwData & 0xfffffffc;

  /************
   * Output data to DO port
   ************/
  //
  // Select pDAQ-722 card number 0-3
  //
  do
  {
    printf("\nChoose the Output digital data to port [0-3]:");
    scanf("%d",&iOffset);
  }while(iOffset > 3 || iOffset < 0);
  iOffset += iOffset;

  printf("Press ESC key to quit this program.\n");

  //
  // Output data to relay cyclicly
  //
  printf("\n%s", STR_INFO);
  wIndex = 0;
  do{
    wOutData = inportb(dwBaseAddr+iOffset)+1;
    outportb(dwBaseAddr+iOffset, wOutData);

    //The relay action needs 10ms.
    //DOS system support 100ms delay min.
    delay(10);

    wOutData = inportb(dwBaseAddr+iOffset);
    gotoxy(sizeof(STR_INFO), wherey());
    for(i=0; i < 8; i++)
    {
      if(wOutData & 0x80)
        putch('1');
      else
        putch('0');
      wOutData <<= 1;
    }
    delay(500);

    if(kbhit())
      wIndex = getch();
  }while(wIndex != ESC);