Serial Port Profiles

General Tab Field Descriptions

The General tab displays the signal pins. This window is also used to enable/disable the signal pins.

Highlight a signal and then click the Edit button to configure the signal pin’s parameters.

Input Signal Field Descriptions

See Digital I/O Extension on page 253 for information about the the I/O Extension tab.

Configure the following parameters:

Description

Provide a description of the channel, making it easier to identify.

 

Data Options: Maximum 20 characters, including spaces

Latch

Latches (remembers) the activity transition (active to inactive or inactive to

 

active).

 

Data Options: None, Inactive-to-Active, Active-to-Inactive

 

Default: None

Invert Signal

When enabled, inverts the actual condition of the I/O signal in the status;

 

therefore, an inactive status will be displayed as active.

 

Default: Disabled

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Perle Systems SCS, STS manual Input Signal Field Descriptions, Latch, Invert Signal