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99 lines
2.8 KiB
99 lines
2.8 KiB
/*----------------------------------------------------------------------------*/
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/* Date: 2008/03/02 */
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/* Company: ADLINK Technology Inc. */
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/* */
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/* PCI-9524 has three Timer/Counter to generate CW/CCW, CLK/DIR pulse. */
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/* (PulseValue+PulseLength)/40000000 is the period of the generated pulse. */
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/*----------------------------------------------------------------------------*/
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#include <windows.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <conio.h>
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#include "dask.h"
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int main(int argc, char **argv)
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{
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U16 card_num;
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I16 card;
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I16 err;
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U16 GCtr;
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U32 Value;
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U16 Mode = P9524_PulseGen_CCW;
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U32 PulseValue = 2000000;
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U32 PulseLength = 2000000;
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U32 PulseGenNum = 1000;
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printf("This sample generates %d CCW pulse in %f HZ.\n", PulseGenNum, 40000000.0/(PulseValue+PulseLength));
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printf("Card Number? ");
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scanf(" %hd", &card_num);
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card = Register_Card(PCI_9524, card_num);
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if(card<0){
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printf("Register_Card Error: %d\n", card);
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exit(1);
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}
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printf("GPTC Number? [0~2] ");
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scanf(" %hd", &GCtr);
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if(GCtr>2){
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printf("Invalid Counter. Force to set to GPTC0.\n\n");
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GCtr = 0;
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}
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/*Clear*/
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GPTC_Clear(card, GCtr);
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/*Setup*/
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err = GPTC_Setup(card, GCtr, Mode, 0, 0, PulseValue, PulseLength);
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if(err<0){
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printf("GPTC_Setup Error: %d\n", err);
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GPTC_Clear(card, GCtr);
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Release_Card(card);
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exit(1);
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}
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/*advanced configuration for pulse generation*/
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err = GPTC_9524_PG_Config(card, GCtr, PulseGenNum);
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if(err<0){
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printf("GPTC_9524_PG_Config Error: %d\n", err);
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GPTC_Clear(card, GCtr);
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Release_Card(card);
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exit(1);
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}
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printf("Press any key to start\n");
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getch();
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/*Enable*/
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err = GPTC_Control(card, GCtr, P9524_CTR_Enable, 1);
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if(err<0){
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printf("GPTC_Control Error: %d\n", err);
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GPTC_Clear(card, GCtr);
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Release_Card(card);
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exit(1);
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}
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do{
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err = GPTC_Read(card, GCtr, &Value);
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if(err<0){
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printf("GPTC_Read Error: %d\n", err);
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break;
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}
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system("cls");
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printf("/*----------------------------------------*/\n");
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printf("Counter counts down while generating pulse.\n");
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printf("Counter Value: %d\n\n", Value);
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printf(" Press any key to stop...\n");
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printf("/*----------------------------------------*/\n");
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Sleep(100);
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}while(!kbhit());getch();
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GPTC_Control(card, GCtr, P9524_CTR_Enable, 0);
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GPTC_Clear(card, GCtr);
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printf("Press any key to exit\n");
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getch();
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Release_Card(card);
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return 0;
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}
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