National Instruments 653 Series User Manual page 142

Index
delay, programmable, handshaking
protocol, 2-19
diagnostic tools (NI resources), F-1
digital I/O specifications, A-1
digital lines. See static digital lines
digital patterns and waveforms.
See pattern I/O
DIOA<0..7> signal (table), C-4
DIOB<0..7> signal (table), C-4
DIOC<0..7> signal (table), C-5
DIOD<0..7> signal (table), C-5
DMA or interrupt transfers
change detection, 2-33
devices that support DMA transfers
(table), E-3
handshaking I/O, 2-21
pattern I/O, 2-12
documentation
conventions used in the manual, v
NI resources, F-1
DPULL signal
description (table), C-5
power-on state, D-5
drivers (NI resources), F-1
E
edge-based handshaking protocols. See signal
edge-based handshaking protocols
environment specifications, A-4
equipment, optional, for connecting
signals, C-7
examples (NI resources), F-1
extra data lines, using Group 1 and Group 2
control lines, 2-3
F
finite data transfer. See continuous or finite
data transfer
NI 653X User Manual
G
GND signal, description (table), C-5
Group 1 and Group 2
introduction, 1-2
using control lines as extra unstrobed data
lines, 2-3
H
handshaking I/O
See also handshaking I/O timing diagrams
ACK/REQ signal polarity, 2-19
connecting signals, 2-21
continuous or finite data transfer
continuous input, 2-20
continuous output, 2-20
DMA or interrupt transfers, 2-21
finite, 2-20
direction of data transfer, 2-17
maximum transfer rates (table), E-1
port and timing controller combinations
(table), 2-17
programming
buffered handshaking I/O in NI-DAQ
(figure), 2-24
handshaking input in
LabVIEW/LabVIEW RT
(figure), 2-26
handshaking output in
LabVIEW/LabVIEW RT
(figure), 2-27
unbuffered handshaking I/O in
NI-DAQ (figure), 2-25
programming delay, 2-19
protocols
burst protocol, 2-18
deciding on a protocol, 2-17
startup sequence
controlling line polarities, 2-23
initialization order, 2-22
I-4 ni.com