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© National Instruments Corporation Index-5 Lab-PC+ User Manual
PC bus interface, 2-1
factory settings (table), 2-3
parts locator diagram, 2-2
Configuration and Status Register
Group, D-4 to D-14
Command Register 1
channel scanning, E-17
controlled acquisition mode, E-6
posttrigger mode, E-12
pretrigger mode, E-14
description, D-5 to D-6
freerun acquisition mode, E-9
selecting analog input channel, E-3
single-channel interval acquisition
mode, E-19
Command Register 2, D-9 to D-10
Command Register 3
description, D-11 to D-12
digital I/O circuitry programming, E-34
Command Register 4
description, D-13 to D-14
single-channel interval acquisition
mode, E-19
overview, D-4
register map (table), D-2
Status Register
analog input circuitry programming, E-3
controlled data acquisition
programming, E-8
posttrigger mode, E-13
pretrigger mode, E-16
description, D-7 to D-8
freerun data acquisition
programming, E-10
control-word format
control-word flag set to 0 (figure), E-24
control-word flag set to 1 (figure), E-24
control words
Mode 0 operation, E-25 to E-26
Mode 1 input, E-27
Mode 1 output, E-29
Mode 2 operation, E-31 to E-32
controlled acquisition mode, multiple A/D
conversions
external timing, E-12 to E-16
posttrigger mode, E-12 to E-14
pretrigger mode, E-14 to E-16
overview, E-5
programming steps, E-6 to E-8
single input channel, E-6 to E-8
CONVERT signal, posttrigger data acquisition
timing (figure), 3-22
Counter A Mode Register
description, D-27
interrupt programming for analog output
circuitry, E-22 to E-23
Counter A0 Data Register
controlled acquisition mode, E-6, E-7
posttrigger mode, E-13
pretrigger mode, E-15
description, D-24
freerun acquisition mode, 4-6, E-9
used as sample interval counter, E-9
Counter A1 Data Register
controlled acquisition mode, E-7
posttrigger mode, E-13
pretrigger mode, E-15
description, D-25
freerun acquisition mode, E-10
single-channel interval acquisition
mode, E-19
Counter A2 Data Register, D-26
Counter B Mode Register
description, D-32
multiple A/D conversions using interval
scanning, E-18
single-channel interval acquisition
mode, E-19
Counter B0 Data Register
description, D-29
programming
controlled acquisition mode, E-6
freerun acquisition mode, E-9
Counter B1 Data Register
description, D-30
multiple A/D conversions using interval
scanning, E-18
single-channel interval acquisition
mode, E-19
Counter B2 Data Register, D-31
counter block diagram, 4-14
COUTB1 signal (table), 3-3
customer communication, xiii, F-1