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Chapter 3
GPIB 488.1 Library Reference
Option
IbaSRE
IbaEOSrd
IbaEOSwrt
IbaEOScmp
IbaEOSchar
IbaPP2
IbaTiming
IbaDMA
IbaSendLLO
IbaSPollTime
IbaPPollTime
IbaEndBitIsNormal
Programming Reference Manual
Table 3-2. ibask Options (Continued)
Valid for
0 = do not automatically assert REN line when system
bd
controller
non zero = automatically assert REN line when system
controller
/
0 = ignore EOS char during reads
bd
dev
non zero = terminate read when EOS char is received
/
0 = don't assert EOI line when EOS char is sent
bd
dev
non zero = assert EOI line whenever EOS char is sent
/
0 = 7 bit compare is used when checking for EOS char
bd
dev
non zero = 8 bit compare is used when checking for EOS
char
/
0 = The current EOS char of board or device
bd
dev
0 = board is in remote parallel poll configuration
bd
non zero = board is in local parallel poll configuration
Current T1 timing delay 1 = Normal (2 us), 2 = High
bd
Speed (500 ns), 3 = Very High Speed (350 ns)
0 = The interface does not use DMA for GPIB transfers
bd
non zero = The interface uses DMA for GPIB transfers
0 = LLO command is not sent when device is put online
bd
non zero = LLO command is sent
Length of time to wait for parallel poll response before
dev
timing out
Length of time to wait for parallel port response
bd
0 = The END bit of ibsta is not set when the EOS
bd
character is received without EOI.
non zero = The END bit of ibsta is set when the EOS
character is received
3-4
Information returned
GPIB-488
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