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Lab-PC+ User Manual Index-2 © National Instruments Corporation
A/D Clear Register
clearing A/D FIFO, E-7
description, D-18
A/D Configuration Register, E-9
A/D conversion. See also multiple A/D
conversions, programming.
initiating, E-3
reading, E-3
voltage versus A/D conversion values (table)
bipolar input mode, E-4
unipolar input mode, E-4
A/D converter (ADC), 4-5
A/D FIFO overflow condition
analog input circuitry programming, E-4
controlled acquisition programming, E-8
posttrigger mode, E-14
pretrigger mode, E-16
freerun acquisition programming, E-10
A/D FIFO overrun condition
clearing the analog input circuitry, E-5
controlled acquisition programming, E-8
posttrigger mode, E-14
pretrigger mode, E-16
freerun acquisition programming, E-10
A/D FIFO Register
clearing
analog input circuitry programming, E-5
controlled acquisition mode, E-7
posttrigger mode, E-13
pretrigger mode, E-15
freerun acquisition mode, E-10
description, D-16 to D-17
output binary modes, E-4
reading, E-3
analog input circuitry programming, E-3
controlled data acquisition
programming, E-8
freerun data acquisition
programming, E-10
theory of operation, 4-5
voltage versus A/D conversion values (table)
bipolar input mode, E-4
unipolar input mode, E-4
A/D interrupt programming, E-19 to E-20
AGND signal (table), 3-3
AISENSE/AIGND signal (table), 3-3
Analog Configuration Register, E-18
analog input calibration, 5-3 to 5-6
bipolar input procedure, 5-4 to 5-5
board configuration, 5-4
unipolar input procedure, 5-5 to 5-6
voltage values of ADC input (figure), 5-4
analog input circuitry
block diagram, 4-4
theory of operation, 4-5
analog input circuitry, programming
A/D FIFO output binary modes, E-4
clearing analog input circuitry, E-5
programming sequence, E-3 to E-4
voltage versus A/D conversion values (table)
bipolar input mode, E-4
unipolar input mode, E-4
analog input configuration
DIFF input (four channels), 2-11 to 2-12
input mode, 2-10 to 2-11
input polarity and range, 2-13 to 2-14
jumper settings (table), 2-9
NRSE input (eight channels), 2-13
RSE input (eight channels), 2-12
Analog Input Register Group, D-15 to D-20
A/D Clear Register, D-18
A/D FIFO Register
clearing
analog input circuitry programming, E-5
controlled acquisition mode, E-7
posttrigger mode, E-13
pretrigger mode, E-15
freerun acquisition mode, E-10
description, D-16 to D-17
output binary modes, E-4
reading, E-3
analog input circuitry programming, E-3
controlled data acquisition
programming, E-8
freerun data acquisition
programming, E-10
theory of operation, 4-5
voltage versus A/D conversion values
(table)
bipolar input mode, E-4
unipolar input mode, E-4
DMATC Interrupt Clear Register, D-20
overview, D-15
register map (table), D-2
Start Convert Register, D-19
analog input signal connections, 3-4 to 3-5
exceeding input ranges (warning), 3-4
input ranges and maximum ratings, 3-4