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Index
© National Instruments Corporation
I-3
DAQCard-DIO-24 User Manual
G
GND signal
cable connector (table), 4-6
description (table), 4-3
H
hardware installation, 2-1 to 2-2
hardware overview, 3-1 to 3-3
82C55A Programmable Peripheral
Interface, 3-1 to 3-2
DAQCard-DIO-24 block diagram, 3-1
digital I/O connector, 3-3
PC Card I/O channel interface
circuitry, 3-2 to 3-3
I
IBF signal (table), 4-9
IBFA bit
Mode 1 strobed input, B-12
Mode 2 bidirectional bus, B-19
IBFB bit, B-13
installation
hardware, 2-1 to 2-2
software, 2-1
typical configuration (figure), 2-2
unpacking DAQCard-DIO-24, 1-7
INTE1 bit, B-19
INTE2 bit, B-20
INTEA bit
Mode 1 strobed input, B-13
Mode 1 strobed output, B-16
INTEB bit
Mode 1 strobed input, B-13
Mode 1 strobed output, B-16
INTEN bit, B-5
Interrupt Control Register 1, B-4 to B-5
Interrupt Control Register 2, B-5
interrupt handling
82C55A programming
considerations, B-24 to B-25
programming examples, B-22 to B-24
INTR signal (table), 4-9
INTRA bit
Mode 1 strobed input, B-13
Mode 1 strobed output, B-16
Mode 2 bidirectional bus, B-20
INTRB bit
Mode 1 strobed input, B-13
Mode 1 strobed output, B-16
I/O bit
Mode 1 strobed input, B-12
Mode 1 strobed output, B-16
Mode 2 bidirectional bus, B-20
I/O connector
exceeding maximum ratings
(caution), 4-1
pin assignments (figure), 4-2
specifications, A-1 to A-2
input signals, A-1
output signals, A-1 to A-2
IRQ0 bit, B-5
IRQ1 bit, B-4 to B-5
L
LabVIEW and LabWindows/CVI application
software, 1-3
M
Mode 0
82C55A programming
considerations, B-7 to B-8
basic I/O, B-9 to B-10
I/O configurations (table), B-9 to B-10
programming example, B-10 to B-11