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Chapter 3
GPIB 488.1 Library Reference
Option
IbcEOScmp
IbcEOSchar
IbcPP2
IbcTIMING
IbcDMA
IbcSendLLO
IbcSPollTime
IbcEndBitIsNormal
IbcPPollTime
IbcUnAddr
IbcIst
Programming Reference Manual
Table 3-3. ibconfig Options (Continued)
Valid for
/
7/8-bit Comparison. If
bd
dev
low-order 7 bits of the EOS character. Otherwise,
compare 8-bits.
/
End-Of-String (EOS) Character.
bd
dev
character.
Parallel Poll Remote/Local. If
bd
GPIB Interface Board is remotely configured for a
parallel poll by an external Controller. Otherwise, the
GPIB interface board accepts parallel poll configuration
commands from your application program.
Handshake Timing. If
bd
*sec.) is used. If
nsec.) is used. If
350 nsec.) is used.
Enable/Disable DMA. If
bd
are disabled, otherwise
channel that the board uses.
Send Local Lockout. If
bd
not sent when device is put online; non zero = LLO
command is sent
/
Serial Poll Timeout.
bd
dev
timeouts of 10 msecs to 1000 secs. Refer to Table 3-6,
Timeout
/
If set, causes END status to be set on receipt of EOS.
bd
dev
Parallel Poll Timeout.
bd
specify timeouts of 10 msecs to 1000 secs. Refer to
Table 3-6,
If
dev
value
not sent after each device level read/write; non zero =
the UNT, UNL commands are sent after each device
lever read/write
Sets the individual status bit returned during a parallel
bd
poll. If value is 0, the bit is cleared; non zero = bit is set.
3-14
Description
value
can be any 8-bit value.
value
is 1, normal timing (> 2
value
is 2, high-speed timing (> 500
value
is 3, very high-speed timing (>
value
value
value
value
ranges from 0 to 17 specify
value
Codes.
ranges from 0 to 17
value
Timeout
Codes.
is 0, the untalk and unlisten (UNT, UNL) are
is zero, compare the
is the new EOS
value
is zero, then the
value
is zero, DMA transfers
specifies the DMA
is 0, LLO command is
GPIB-488
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