Table 1. Signal Descriptions
Signal |
Reference |
Description |
AI <0..5>+, AI <0..5>- |
— |
Analog Input Channel—
AI+ and AI- are the positive and negative inputs of the differential analog channel. |
GND |
— |
Ground—Ground terminal. |
NC |
— |
Not Connected—These pins have no functionality. |
RESERVED |
— |
Reserved for accessories or other use. |
PFI 0 |
GND |
Programmable Function Interface—A digital trigger input. |
Table 2. LED State/Device Status
LED |
LED Color |
Status |
ACCESS |
Green |
The module is ready to be accessed by software. |
Amber |
The module is being accessed. The ACCESS LED flashes amber for 75 ms when the module is accessed. |
Off |
The module is not yet functional, or has detected a problem with a power rail. |
ACTIVE |
Red |
An error has been detected by hardware. Clear the error by resetting the module. |
Blinking Amber/Green |
The module is changing reference clock timebase. |
Green |
An acquisition has been triggered, and the module is currently acquiring data. |
Amber |
The module is waiting for a trigger event to start an acquisition. |
Off |
The moodule is not acquiring or preparing to acquire data. |