2.
Prior to assigning the new output, identify a pin pair in the Pin Layout table that is
not used (Signal = "None") or not needed. You can Delete it, but you may also
simply assign the new PPS Output as described below, thus overwriting the existing
Input or Output.
3.
Add a pin configuration by clicking the PLUS icon in the top-right corner (1). The
Add Pin window will display.
4.
Start with the Type Filter drop-down menu (second line in the window) and select
DCLS_TTL.
5.
From the Signal drop-down menu, select GPIO_OUT DCLS_TTL.
6.
From the Pins drop-down menu in line 3, select e.g., pins 1,2.
7.
Click Submit.
8.
In the Actions panel, click Apply Changes.
Then, configure the settings for the newly created output:
9.
Navigate to INTERFACES > OUTPUTS > General Purpose Output/GP Output 0.
The GPOutput 0 status window will be displayed.
10.
Click Edit. The GPOutput 0 configuration window will be displayed.
11.
Under General, set the Output Mode to Square Wave, and check Output
Enabled.
12.
To configure e.g., a 20 PPS signal, set the Pulse Width to 1 000 000 ns, and the
Period to 50 000 000 ns:
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CHAPTER 2 • VersaSync User Manual Rev. 7.0
2.7 Configuring Inputs/Outputs