Accelerometer On/Off Query; Send Redundant Burst With Gps" Command - Globalstar ST100 User Manual

8545-0194-01 v1.0

4.2.2.22. Accelerometer On/Off Query.

This command is intended to be used ONLY in units where the hardware has been configured to connect the accelerometer to
the Nordic processor. If a Motion Activated Track is running, that command will be NAK'd.
BYTE BITS
0 0 - 7
1 0 - 7
2 0 - 7
3-4 0 - 15
BYTE BITS
0 0 - 7
1 0 - 7
2 0 - 7
3 0 - 7
4-5 0 - 15

4.2.2.23. "Send Redundant Burst with GPS" command

This command is used to initiate a redundant burst message (as setup in STX configuration). Bytes 1 – 6 of the first packet of
the message shall contain latitude and longitude in standard Globalstar 24-bit format. Since each on-air message must be a
multiple of 9 bytes, the message will contain up to 16 9-byte packets depending on the size of the payload.
BYTE BITS
0 0 - 7
1 0 - 7
2 0 - 7
3 0 - 7
4 0 - 7
5
6 - n
n+1- 0 - 15
ST100 User Manual v1
SET ACCELEROMETER ON/OFF COMMAND
PARAMETER
Leader
Length
Command Code
CRC
SET ACCELEROMETER ON/OFF COMMAND
PARAMETER
Leader
Length
Command Code
On or off
CRC
SET ACCELEROMETER ON/OFF COMMAND
PARAMETER
Leader
Length
Command Code
Byte 0 value
Byte 7 value
Byte 8 value
Up to 135 additional bytes of data (16 9 byte packets). Maximum value of n = 141. If this
Additional data
number is not divisible by 9, the end of the final packet of the message will be zero padded.
CRC
Confidential & Proprietary Information
DESCRIPTION
Always a value of 0xAA
0x05
0x87 = Accelerometer On/Off Query
DESCRIPTION
Always a value of 0xAA
0x06
0x87 = Accelerometer On/Off Query
0x00 = Off
0x01 = On
DESCRIPTION
Always a value of 0xAA
Variable 0x08 – 0x90 (144 bytes)
0x33 = Send Redundant Burst with GPS.
The value to transmit as byte 0 of first packet
The value to transmit as byte 7 of first packet
The value to transmit as byte 8 of first packet
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