int main(void)
{
I16 card, err;
setbuf( stdout, NULL );
printf("This program inputs %ld data from CH-0 to CH-%d of PCI-9812 in %d Hz, and\nstore data to file '%s'.\nPlease press any key to start the operation.\n", read_count, channel, (int)sample_rate, file_name);
getch();
if ((card=Register_Card (PCI_9812, 0)) <0 ) {
printf("Register_Card error=%d\n", card);
exit(1);
}
err = AI_9812_Config(card, P9812_TRGMOD_SOFT, P9812_TRGSRC_CH0, P9812_TRGSLP_POS, P9812_AD2_GT_PCI|P9812_CLKSRC_INT, 0x80, 0);
if (err!=0) {
printf("AI_9812_Config error=%d", err);
exit(1);
}
err = AI_AsyncDblBufferMode(card, 0);
if (err!=0) {
printf("AI_DblBufferMode error=%d", err);
exit(1);
}
mem_size=read_count * 2;
ai_buf = (I16*)malloc(mem_size);
err = AI_ContScanChannels(card, channel, range, ai_buf, read_count, sample_rate, SYNCH_OP);
if (err!=0) {
printf("AI_ContReadChannel error=%d", err);
free( ai_buf );
Release_Card(card);
exit(1);
}
printf(" %ld data trnasfered !\n", read_count );
Release_Card(card);
if( write_to_file( (U16*)ai_buf, channel+1 ) )
printf("\n\nThe input data is already stored in file '%s'.\n", file_name);
// show_channel_data( (U16*)ai_buf, channel+1 );
plot_channel_data();
free( ai_buf );
printf("\nPress ENTER to exit the program. ");
//getch();
//putchar('\n');
return 0;
}
int main(void)
{
I16 err;
setbuf( stdout, NULL );
if ( (card = Register_Card(PCI_9812, 0)) < 0) {
printf("Register_Card error=%d", card);
exit(1);
}
err = AI_9812_Config(card,P9812_TRGMOD_PRE, P9812_TRGSRC_EXT_DIG, P9812_TRGSLP_POS, P9812_AD2_GT_PCI|P9812_CLKSRC_INT,0,0x1);
if( err != NoError){
printf("9812 : AI_Config Error = %d\n", err);
Release_Card(card);
exit(1);
}
if (( fp = fopen( file_name , "w+b")) == NULL){
Release_Card(card);
exit(1);
}
mem_size=read_count * 2;
ai_buf = (I16*)malloc(mem_size);
err = AI_ContScanChannels (card, channel, range, ai_buf, read_count, sample_rate, ASYNCH_OP);
if( err != NoError) {
printf(" 9118 : AI_ContReadPort Error = %d\n", err);
Release_Card(card);
free( ai_buf );
fclose( fp );
exit(1);
}
printf( "ContScanChannels with Pre-Trigger operation \n");
printf(" About the Data consversion with the External Trigger signal \n" );
fstop = 0;
do{
AI_AsyncCheck(card, &fstop, &count);
}while (!fstop);
AI_AsyncClear(card, &count); // stop data aquisition & memory copy
ProcessData();
show_channel_data();
free( ai_buf );
printf(" the data is saved into %s\n", file_name );
return 0;
}
int acquire_data()
{
I16 card, err;
setbuf( stdout, NULL );
// printf("This program inputs %ld data from CH-0 to CH-%d of PCI-9812 in %d Hz, and\nstore data to file '%s'.\nPlease press any key to start the operation.\n", read_count, channel, (int)sample_rate, file_name);
// getch();
if ((card=Register_Card (PCI_9812, 0)) <0 ) {
printf("Register_Card error=%d\n", card);
exit(1);
}
err = AI_9812_Config(card, P9812_TRGMOD_SOFT, P9812_TRGSRC_CH0, P9812_TRGSLP_POS, P9812_AD2_GT_PCI|P9812_CLKSRC_INT, 0x80, 0);
if (err!=0) {
printf("AI_9812_Config error=%d", err);
exit(1);
}
err = AI_AsyncDblBufferMode(card, 0);
if (err!=0) {
printf("AI_DblBufferMode error=%d", err);
exit(1);
}
mem_size=read_count * 2;
ai_buf = (I16*)malloc(mem_size);
err = AI_ContScanChannels(card, channel, range, ai_buf, read_count, sample_rate, SYNCH_OP);
if (err!=0) {
printf("AI_ContReadChannel error=%d", err);
free( ai_buf );
Release_Card(card);
exit(1);
}
printf("%ld data samples transfered.\n", read_count );
Release_Card(card);
return 0;
}
