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USB-231 User's Guide
USB connector
The Micro-USB connector provides +5 V power and communication. No external power supply is required.
LED indicator
The table below lists the device status indicated by the LED:
LED State
Off
On, not blinking
Blinking
Refer to Figure 3 on page 11 for the location of the LED.
Figure 5. USB-231 single-ended pinout
Device Status
Device is not connected or is in suspend mode.
Device is connected and functioning normally.
Device has encountered an error: wait 10 seconds to allow the device to attempt to recover
from the error. If the LED continues blinking, disconnect and reconnect the device. Contact
Measurement Computing if the error persists.
13
Functional Details
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