75 lines
1.5 KiB
C++
75 lines
1.5 KiB
C++
// 本程序演示目的：将开关量输出偶数通道置成关状态，将奇数通道置成开关状态。
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// 另外读回开关量输入状态。
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#include "stdafx.h"
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#include "windows.h"
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#include "stdio.h"
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#include "conio.h"
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#include "PCI2312.h"
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int main(int argc, char* argv[])
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{
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int iChannel;
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BYTE bDISts[16], bDOSts[16];
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HANDLE hDevice;
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int DeviceLgcID = 0;
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hDevice = PCI2312_CreateDevice(DeviceLgcID);
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if(hDevice == INVALID_HANDLE_VALUE)
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{
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printf("CreateDevice Error...\n");
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_getch();
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return 0;
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}
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// 强烈建议对于所有硬件参数结构都必须初始化成确定值
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memset(bDOSts, 0x00, sizeof(bDOSts));
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for(iChannel=0; iChannel<16; iChannel++)
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{
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if(iChannel%2 == 0)
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bDOSts[iChannel] = 0; // 偶数通道赋为低电平"0"
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else
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bDOSts[iChannel] = 1; // 奇数通道赋为高电平"1"
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}
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Repeat:
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for(iChannel=0; iChannel<16; iChannel++)
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{
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printf("bDOSts[%d] = %d\n", iChannel, bDOSts[iChannel]);
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}
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printf("Press any key to set DO\n\n");
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_getch();
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if(!PCI2312_SetDeviceDO(hDevice, bDOSts)) // 开关量输出
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{
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printf("SetDeviceDO Error...\n");
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_getch();
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goto Exit;
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}
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printf("\n");
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printf("Press any key to get DI\n\n");
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_getch();
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if(!PCI2312_GetDeviceDI(hDevice, bDISts)) // 开关量输入
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{
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printf("PCI2312_GetDeviceDI...\n");
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_getch();
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goto Exit;
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}
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for(iChannel=0; iChannel<16; iChannel++)
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{
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printf("bDISts[%d] = %d\n", iChannel, bDISts[iChannel]);
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}
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printf("\n");
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char Key;
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printf("Press ESC to quit\n");
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Key = _getch();
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if(Key != 27) goto Repeat;
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Exit:
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PCI2312_ReleaseDevice(hDevice);
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return 0;
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}
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