National Instruments SCXI-1121 User Manual page 157

SCXI-1344 Lab-PC+ cable assembly, E-5
problem-solving and diagnostic resources,
online, G-1
programming, 5-1 to 5-17
notation, 5-1
register writes, 5-2 to 5-4
initialization, 5-4
register selection and write
procedure, 5-2 to 5-3
SCXI-1121 rear signal connector
equivalences (table), 5-2
scanning measurements, 5-7 to 5-15
acquisition enable, triggering, and
servicing, 5-14 to 5-15
Counter 1 and SCANDIV,
5-9 to 5-10
data acquisition board setup,
5-7 to 5-9
examples, 5-15 to 5-17
module programming, 5-10 to 5-13
multiple-chassis scanning,
5-12 to 5-13
multiple-module multiplexed
scanning, 5-12
single-module multiplexed scanning
(indirect), 5-11 to 5-12
single-module parallel
scanning, 5-10
Slot 0 hardscan circuitry,
5-13 to 5-14
single-channel measurements, 5-4 to 5-6
direct measurements, 5-4 to 5-5
indirect measurements, 5-5 to 5-6
multiplexed output, 5-4 to 5-5
from other modules, 5-5
parallel output, 5-4
from SCXI-1121 via another module,
5-5, 5-6
programming languages, SCXI-1121 support
for, 1-2 to 1-3
© National Instruments Corporation
R
RD bit, 4-7
rear signal connector, 2-37 to 2-46
analog output, 2-39
communication signals, 2-42 to 2-46
digital I/O, 2-40 to 2-41
pin assignments (figure), 2-37, B-1
SCXIbus to SCXI-1121 to DAQ board
pin equivalences (table), 2-41
signal descriptions (table), 2-38, B-2
timing requirements and communication
protocol, 2-42
reference mode selection, jumper settings for,
2-6 to 2-7
register writes, 5-2 to 5-4
Configuration Register
digital control circuitry, 3-7 to 3-8
programming, 5-2 to 5-4
slot-selection procedure, 2-44 to 2-45
initialization, 5-4
register selection and write procedure,
5-2 to 5-3
SCXI-1121 rear signal connector
equivalences (table), 5-2
registers, 4-1 to 4-9
Configuration Register
description, 4-3 to 4-5
overview, 3-7
write timing diagram, 2-45
writing to, 2-44 to 2-45, 3-7 to 3-8,
5-2 to 5-4
description format, 4-1
FIFO Register
description, 4-9
register writes, 5-2 to 5-4
Hardscan Control Register (HSCR),
4-7 to 4-8
Module ID Register
description, 4-2
overview, 3-8
reading from, 2-45 to 2-46
Index-7
Index
SCXI-1121 User Manual