Setting Up An Alternative Clock Source; Connecting The Clock Source To The Ni 6601/6602 Device; Connecting A Pxi-6608 To The Ni 6601/6602 Device - National Instruments NI 6601 Manual

Traditional NI-DAQ Function Call
Call
GPCTR_Control
parameters:
deviceNumber: The value set by MAX
gpctrNum:
ND_COUNTER_1
action:
ND_PROGRAM
After you complete the clock setup procedure, the clock is running and generating
Note
pulses.

Connecting the Clock Source to the NI 6601/6602 Device

NI 6601/6602 Calibration Procedure
e. Program counter 1 to arm it.
with the following

Setting Up an Alternative Clock Source

To set up a clock source other than a PXI-6608, complete the following
steps:
1. Ensure that the clock source meets the requirements listed in the
Equipment section.
2. Power the clock device.
This section describes how to connect the clock source to the NI 6601/6602
device, whether you are using a PXI-6608 or another clock source.

Connecting a PXI-6608 to the NI 6601/6602 Device

Connect the PXI-6608 clock source to the NI 6601/6602 device using an
SH68-68-D1 cable, which connects to the I/O connector of each device.
LabVIEW Block Diagram
"TASK ID" out connects to "TASK ID" in of step 14
in the Measuring the Frequency of the NI 6601/6602
Device section.
8
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