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NI-488.2 User Manual I-2 ni.com
using Measurement & Automation
Explorer, 2-6
using NI-488.2 Communicator, 2-6
communication errors
repeat addressing, 5-3
termination method, 5-3
configuration
See also Interactive Control utility
controlling more than one
interface, 1-1, 1-2
linear and star system configuration
(figure), 1-1
multiboard system example (figure), 1-2
requirements, 1-2
system configuration effects on
HS488, 1-3
configuration errors, 5-2
Configure (CFGn) message, 8-3
Configure Enable (CFE) message, 8-3
Controller-in-Charge (CIC)
active or inactive, A-1
bus management, 8-11
System Controller as CIC, A-1
Controllers
definition, A-1
conventions used in the manual, xii
count information, in Interactive Control
utility, 7-12
count variables (ibcnt and ibcntl), 4-6
D
data lines, A-3
data transfers
high-speed (HS488)
number of bytes read or sent, 4-6
terminating, 8-1
DAV (data valid) line (table), A-3
DCAS status word condition, 4-6, B-1, B-5
debugging
checking NI-488.2 error codes, 5-1
communication errors
repeat addressing, 5-3
termination method, 5-3
configuration errors, 5-2
GPIB error codes (table), C-1
NI Spy utility, 5-1, 6-3
timing errors, 5-2
using global status variables, 5-1
deleting GPIB interface, 3-5
DevClear function, 7-9
DevClearList function, 4-10, 7-9
device-level calls and bus management, 8-11
diagnostic tools (NI resources), E-1
direct entry with C
accessing gpib-32.dll exports, 4-13
exporting pointers to global variables and
function calls, 4-12
documentation
accessing NI-488.2 documentation, xi
accessing NI-488.2 online help, xii
conventions used in manual, xii
NI resources, E-1
related documentation, xiii
DOS support
enabling or disabling, 2-13
drivers (NI resources), E-1
DTAS status word condition, 4-6, B-1, B-5
dynamic link library, 4-2
E
EABO error code, C-5
EADR error code, C-4
EARG error code, C-5
EARM error code, C-10
EBUS error code, C-8
ECAP error code, C-7
ECIC error code, C-3
EDVR error code, C-2
EFSO error code, C-8
EHDL error code, C-10