Baseband Technologies Inc.
Title: Stamp-size Ultra Low-Power GPS Receiver Module User Guide Rev 1.0
Page 37
4.5
LEDs
Each of the 7 LEDs on the Stamp Module when used on its own or when combined with others has
a specific meaning. The following describes meaning of the commonly seen LED configurations:
•
D1 (green): Active antenna detected and powered
•
D2 (green): Last position/measurement was successful
•
D3 (red): Last position/measurement was unsuccessful
•
D4 (green): Stamp module is in CONFIG state and is ready to accept commands
•
D5 (red): Data-Collection/Acquisition/positioning in progress
•
D6 (blue): Power detected from PWR pin
•
D7 (red):
-
Off: Battery charging disabled or completed
-
Solid: Battery charging enabled
-
Slow Blink: Battery charging suspended
-
Fast Blink: Battery charging error
