Health Status Messaging - Globalstar ST100 User Manual

8545-0194-01 v1.0

4.4. HEALTH STATUS MESSAGING

The Health Status Message reports the current settings and condition of the device. The message generation interval is
configurable from 1-30 days, with a default interval of 30 days. One message per month is generated at no charge, shorter
intervals are charged according to the device plan.
NOTE: One message per month minimum, cannot be set to zero.
The device health check message length is 2 packets (18 bytes).
BYTE BITS
2
0
6
4
1
1 1
1
1
2-4 24
5 8
6-7 16
8 8
BYTE BITS
0-1 16
1
2
7
3-4 16
5-8 32
ST100 User Manual v1
HEALTH CHECK MESSAGE PACKET 1
PARAMETER
Type 3 Message
Category
Message Subtype
Number of Bursts per Bits (3:0) = Number of Bursts/Transmissions. Range is 1 to 5 Transmissions. Number of
Message
Battery Condition Bit 4: 0 = Battery OK; 1 = Battery LOW. Set to 1 if not full, not normal, or not charging.
GPS Subsystem Fault Bit 5: 0 = GPS system OK; 1 = Fault. Set to 1 if a GPS hardware error is detected.
Transmitter Subsys-
Bit 6: 0 = Transmitter OK; 1 = Fault. Set to 1 if an ASIC hardware error is detected.
tem Fault
Line Powered
FW Version
Unsigned binary count of failed GPS attempts since last Diagnostics Message. It shall be
Number of GPS Fails
Number of transmissions since last Diagnostics Message. It shall be cleared after Diagnos-
Number of Transmis-
tics Message is sent. MSB first. Can also be used to determine a percentage of transmis-
sions
Mean time to get a GPS Fix since last health check message was sent. Cleared each time
Mean GPS Fix Time
HEALTH CHECK MESSAGE PACKET 2
PARAMETER
Bluetooth Sensor
Connection Count
Board Reset
Device Metadata
Reserved
Confidential & Proprietary Information
Bit (1:0) = 3 Non Standard Message Type
Bit (7:2) = 31 = 0x1F - OTA Health Check Message
bursts per message the device will attempt.
Bit 7: Reserved. Not used in the ST100.
Byte 2: Major FW , Byte 3: Minor FW, Byte 4: Patch FW Version.
cleared after Diagnostics Message is sent. MSB first.
sions that are succeeding based on how many have been received to the BO.
the health check is sent.
Not used in the ST100.
0 - Board not reset since last HSM; 1 - Board was reset since last HSM.
Reserved for configuration details of future products.
DESCRIPTION
DESCRIPTION
Reserved.
Reserved.
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