National Instruments GPIB-MAC User Manual page 107

November 1985
Appendix B - Status Information
This appendix describes the status and error information that the
number preceding each description is the numeric value of that bit in
the status word or of the error code.
Status Bits
The
following paragraphs describe the conditions represented by the
bits in status.
ERR -32768
The ERR bit is set in
an error; the particular error may be determined by
examining the
ERR bit is cleared following any call that does not result in
an error.
Note: By examining this bit, you may check for an error
condition after each call. An error made early in your
application program may not become apparent until a later
instruction. At that time, the error can be more difficult to
locate.
TJMO 16384
The TIM0 bit specifies whether a timeout has occurred. The
the TIM0 bit of the
the wait has exceeded the time limit value that is set by the
tmo call. The TIM0
the I/O functions (e.g.,
occurs during a call. The TIM0 bit is cleared in the status
word in all other circumstances.
END
8192
The END bit specifies whether the END or EOS message
has been received. The END bit is set in the status word
following a
97 APPENDIX B - STATUS INFORMATION
status
gpib-error
wait mask
bit is also set following a call to any of
rd, wrt,
rd
function if the END or EOS message was
following any call that results in
serial-error
and
parameter is also set and if
cmd),
and
values. The
wait
if
if a timeout