Measurement-computing Personal488 rev.3.0 For DOS & Windows 3.Xi Uživatelský manuál stáhnout pdf (Strana 174)

II. SOFTWARE GUIDES - 9. Driver488/SUB 9F. QuickBASIC

Personal488 User’s Manual, Rev. 3.0 II-159

if (stadc&0x01)

printf (“ Triggered\n”) ;

if (stadc&0x02)

printf (“ Trigger overrun\n”) ;

if (stadc&0x04)

printf (“ Buffer overrun\n”) ;

if (stadc&0x08) {

/* Read and interpret the ADC488 error status * /

printf (“ ADC488 error\n”) ;

errnum=5;

Output (adc,”E?”) ;

Enter (adc,errtext) ;

sscanf (errtext,”E%d”,&errnum) ;

if (errnum&0x01)

printf(“ Invalid DDC\n”) ;

if (errnum&0x02)

printf(“ Invalid DDC option\n”) ;

if (errnum&0x04)

printf(“ Conflict error\n”) ;

if (errnum&0x08)

printf(“ NVRAM setup error\n”) ;

if (errnum&0x10)

printf(“ Calibration error\n”) ;

if (errnum&0x20)

printf(“ NVRAM calibration error\n”) ;

}

if (stadc&0x20)

printf (“ Ready\n”) ;

if (stadc&0x40)

printf(“ SRQ asserted\n”) ;

if (stadc&0x80)

printf(“ Data acquisition complete \n”) ;

/* Set up interrpt pointers */

OnEvent (ieee,isr,(OpaqueP) 0) ;

}

/* Display Status from Driver488/SUB */

void showstate (IeeeStatusT *substat) {

printf (“SC : %d\t”,substat->SC) ;

printf (“CA : %d\t”,substat->CA) ;

printf (“Primaddr : %d\t”,substat->Primaddr) ;

printf (“Secaddr : %d\t”,substat->Secaddr) ;

printf (“SRQ : %d\t”,substat->SRQ) ;

printf (“addrChange : %d\t”,substat->addrChange) ;

printf (“talker : %d\t”,substat->talker) ;

printf (“listener : %d\t”,substat->listener) ;

printf (“triggered : %d\t”,substat->triggered) ;

printf (“cleared : %d\t”,substat->cleared) ;

printf (“transfer : %d\t”,substat->transfer) ;

printf (“byteIn : %d\t”,substat->byteIn) ;

printf (“byteOut : %d\t”,substat->byteOut) ;

}

Command Summary

To obtain a summary of the C language commands for Driver488/SUB, turn to the “Section III:

Command References” of this manual.

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