Rev 002
19
AirPrime XM0110 Development Kit
Daughter Board
Quick Start Steps
2.5.
Hints and Troubleshooting
2.5.1.
Daughter Board LED Information
The XM0110 Dev Kit Daughter Board is equipped with 5 LEDs to help for troubleshooting:
Figure 6.
XM0110 Development Kit Daughter Board LED behavior
The GPS STATE LED state is managed by the application as follows:
GPS STATE LED state
Application state
LED Off
GPS not initialized, not started, or in sleep / deep sleep mode.
Fast blinking
(125ms ON / 125ms OFF)
GPS start in progress (including GPS receiver firmware download phase when
required).
Normal Blinking
(500ms ON / 500ms OFF)
GPS started, but no GPS fix available.
Short blinking
(100ms ON / 900ms OFF)
GPS fix available (2D, 3D or estimated fix)
LED On
An error has been reported by the application. Check your HyperTerminal output.
SUPPLY VBATT
ON when Daughter Board is connected to a
powered AirPrime Embedded Module
development kit
GPS STATE
Controlled by Location Plug-In software. See
various states in table below
XM0110 ON
ON when XM0110 has been powered ON
PPS
Controlled by XM0110. 1Hz blinking when fix
with good precision.
ANTENNA SUPPLY
Controlled by XM0110. ON when power is
provided to Antenna
