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Keithley DAS-1700 Series
Using the DAS-1700 Series with DriverLINX
•
95
For hardware independence,
specify the clock channel
using the symbolic constant,
DEFAULTTIMER, which
always maps to the default
Logical Channel for digital
output timing.
•
Specify internal clocking using a
Rate
Generator on Channel
0
with
the
Internal 1
Clock source. See “Counter/Timer Subsystem” on page
101 for a description of clock sources.
•
The Period property specifies the time interval between samples in tics,
where an
Internal 1
tic is 0.2
µ
s, or 5 MHz. The minimum period is
500 tics, or 10 kHz. The maximum period is 4294967295 tics (
2
1
32
−
),
or 0.00116 Hz.
•
Digital output does not support gating. Set the Gate property to
Disabled
or
NoConnect
.
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