7300cwav.c

凌华公司高速数字采集卡7300b驱动程序

#include "windows.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <process.h>
#include "resource.h"
#include "Dask.h"

#define IDM_EXIT        110
#define IDC_SCROLL      207
#define IDC_START       208
#define IDC_STOP        209
#define IDC_EDIT        211
#define IDC_EDIT1       214
#define IDC_SHOW        213
#define IDC_DA          400

#define PI          3.14159
#define MAX_SIZE    1024000   //in words

int PASCAL      WinMain(HANDLE, HANDLE, LPSTR, int);
long  PASCAL MainWndProc(HWND, UINT, WPARAM, LPARAM);
BOOL  PASCAL ShowDMA(HWND, UINT, WPARAM, LPARAM);

HANDLE  hInst;
HWND hListBox;
HWND hEdit,hEdit1, hStart, hStop;

HBRUSH  hBlackBrush;
HPEN    hRedPen, hBlackPen;
HWND    hMainWnd;

U32 sample_rate=10000;

U16 in_buf[MAX_SIZE], in_buf2[MAX_SIZE], in_buf3[MAX_SIZE], in_buf4[MAX_SIZE];
int oldinput=-1,adinput;
U32 data_size=100000;

U32 mem_size;
U16 db_times = 0;
U16 viewidx;
I16 card=-1, card_number = 0;
BOOLEAN bStopped;
U32 count;
U16 out_buf[MAX_SIZE];
BOOLEAN bOutStopped;
ULONG out_count;
BOOLEAN clear_op;

POINT input_pos[16]= {{470, 280},  {440, 280},
                       {410, 280},  {380, 280},
                       {350, 280},  {320, 280},
                       { 290, 280},  {260, 280},
                       {230, 280},  {200, 280},
                       {170, 280},  {140, 280},
                       {110, 280},  {80, 280},
                       { 50, 280},  { 20, 280},
                      };
POINT output_pos[16] ={
                       {470, 340},  {440, 340},
                       {410, 340},  {380, 340},
                       {350, 340},  {320, 340},
                       { 290, 340},  {260, 340},
                       {230, 340},  {200, 340},
                       {170, 340},  {140, 340},
                       {110, 340},  {80, 340},
                       { 50, 340},  { 20, 340},
                      };

POINT io_pos[16] ={
                       {395, 40},  {370, 40},
                       {345, 40},  {320, 40},
                       {295, 40},  {270, 40},
                       { 245, 40},  {220, 40},
                       {195, 40},  {170, 40},
                       {145, 40},  {120, 40},
                       {95, 40},  {70, 40},
                       { 45, 40},  { 20, 40},
                      };

BOOL InitApplication(HANDLE);
BOOL InitInstance(HANDLE, int);
void DI_DBCallBack();
void DI_CallBack();

int PASCAL WinMain(hInstance, hPrevInstance, lpCmdLine, nCmdShow)
HANDLE hInstance, hPrevInstance;
LPSTR lpCmdLine;
int nCmdShow;
{
  MSG msg;

  if (!hPrevInstance)
     if (!InitApplication(hInstance))  return(FALSE);
  if (!InitInstance(hInstance, nCmdShow)) return(FALSE);
  while (GetMessage(&msg, NULL, NULL, NULL)) {
     TranslateMessage(&msg);
     DispatchMessage(&msg);
  }
  return(msg.wParam);
}

BOOL InitApplication(hInstance)
HANDLE hInstance;
{
  WNDCLASS wc;

  /* Main Window Class */
  wc.style = NULL;
  wc.lpfnWndProc = (WNDPROC)MainWndProc;
  wc.cbClsExtra = 0;
  wc.cbWndExtra = 0;
  wc.hInstance = hInstance;
  wc.hIcon = LoadIcon(hInstance, "MyIcon");
  wc.hCursor = LoadCursor(NULL, IDC_ARROW);
  wc.hbrBackground = GetStockObject(LTGRAY_BRUSH);
  wc.lpszMenuName = NULL;
  wc.lpszClassName = "GenericWClass";
  if (!RegisterClass(&wc)) return(FALSE);
}


BOOL InitInstance(hInstance, nCmdShow)
HANDLE hInstance;
int nCmdShow;
{
  HWND hWnd;
  HMENU hSampleMenu;

  hInst = hInstance;
  hSampleMenu = LoadMenu(hInstance, "U7120Menu");
  hWnd = CreateWindow("GenericWClass",
                      (LPCSTR)"PCI-7300 Multiple Buffered DMA",
                      WS_OVERLAPPEDWINDOW,
                      CW_USEDEFAULT,
                      CW_USEDEFAULT,
                      520,
                      400,
                      NULL,
                      hSampleMenu,
                      hInstance,
                      NULL);
  if (!hWnd) return(FALSE);
  ShowWindow(hWnd, nCmdShow);
  UpdateWindow(hWnd);
  return(TRUE);
}

BOOL PASCAL setup(HWND hWnd, unsigned message, WPARAM wParam, LPARAM lParam)
{
  int i;
  char n[16];
  char s[50];
      switch (message) {
         case WM_INITDIALOG:
              for (i=0;i<16;i++) {
                wsprintf(n, "%d", i);
                _strupr(n);
                SendMessage(GetDlgItem(hWnd,IDC_COMBO1), CB_ADDSTRING, NULL, (LONG)(LPSTR) n);
              }
              SendMessage(GetDlgItem(hWnd,IDC_COMBO1) , CB_SETCURSEL, 0, 0L);

              break;
         case WM_COMMAND:
              switch(LOWORD(wParam)) {

                case IDC_COMBO1:
                     if (HIWORD(wParam) == CBN_CLOSEUP) {
                        i = (int)SendMessage(GetDlgItem(hWnd,IDC_COMBO1), CB_GETCURSEL, 0, 0L);
                        SendMessage(GetDlgItem(hWnd,IDC_COMBO1), CB_GETLBTEXT, i, (LPARAM)((LPCSTR)n));
                        card_number = i;
                     }
                     return(TRUE);
                case IDOK:
                     if ((card=Register_Card(PCI_7300A_RevB, card_number)) < 0) {
                        wsprintf(s, "Register_Card Error = %d\n", card);
                        MessageBox(hWnd, s, "Error", MB_OK);
                     }
                     EndDialog(hWnd, TRUE);
                     InvalidateRect(hWnd, NULL, FALSE);
                     return (TRUE);
                case IDCANCEL:
                     EndDialog(hWnd, TRUE);
                     return (TRUE);
              }
              break;
      }
      return (FALSE);
}

long  PASCAL MainWndProc(hWnd, message, wParam, lParam)
HWND hWnd;
UINT message;
WPARAM wParam;
LPARAM lParam;
{
  HDC hDC;
  PAINTSTRUCT ps;
  int i;
  char n[6];
  SHORT err;
  char s[50];
  U16 BufferId;

  switch(message) {
    case WM_CREATE:
        DialogBox(hInst,IDD_DIALOG2, hWnd, setup);
		if(card<0) {
		    SendMessage(hWnd, WM_CLOSE, 0, 0L);
			break;
		}
        err=DI_7300B_Config(card, 16, TRIG_CLK_10MHZ, P7300_WAIT_NO, P7300_TERM_ON, 0, 0, 0);
        if (err !=0) {
           wsprintf(s, "DI_7300B_Config Error = %d, card=%d\n", err, card);
           MessageBox(hWnd, s, "Error", MB_OK);
           SendMessage(hWnd, WM_CLOSE, 0, 0L);
           break;
        }
        err=DO_7300B_Config (card, 16, TRIG_INT_PACER, P7300_WAIT_NO, P7300_TERM_ON, 0, 0x00040004);
        if (err !=0) {
           wsprintf(s, "DO_7300B_Config Error = %d, card=%d\n", err, card);
           MessageBox(hWnd, s, "Error", MB_OK);
           SendMessage(hWnd, WM_CLOSE, 0, 0L);
           break;
        }
        for (i=0; i<MAX_SIZE; i++)
           out_buf[i] = (U16)(sin((double)i/5000*PI)*0x7fff)+0x8000;

        for (i=0; i<MAX_SIZE; i++) {
           in_buf[i] = (U16)(0);
		   in_buf2[i] = (U16)(0);
		   in_buf3[i] = (U16)(0);
           in_buf4[i] = (U16)(0);

		}
        hEdit=CreateWindow("EDIT", NULL,
                      WS_CHILD | WS_VISIBLE | ES_LEFT,
                      output_pos[13].x-30, input_pos[15].y+20,40, 20, hWnd, IDC_EDIT, hInst, NULL);

        hEdit1=CreateWindow("EDIT", NULL,