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Section Four A BASICA/QuickBASIC GPIB-PC Function Calls
©National Instruments Corp. 4A-55 GPIB-PC User Manual
The board IBRDF operation terminates on any of the following events:
• Error is detected;
• Time limit is exceeded;
• END message is detected;
• EOS character is detected (if this option is enabled); or
• Device Clear (DCL) or Selected Device Clear (SDC)
command is received from another device which is the CIC.
After termination, IBCNT% contains the number of bytes read, modulo
65,536.
Device Example:
1. Read data from the device RDR% into the file RDGS on disk
drive B.
100 REM Perform device read.
110 FLNAME$ = "B:RDGS"
120 CALL IBRDF (RDR%,FLNAME$)
130 REM Check IBSTA% and IBCNT% to see how
140 REM the read completed (not done here).
150 REM All addressing and unaddressing has
160 REM been done.