Globalstar SmartOne User Manual

Page 47

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SmartOne Manual Rev 1.4 DOC# 9100-0268-01 p.47

Bit 1: Input 1 state: 0 =
Closed, 1 = Open
Bit 2: Input 2 change: 0 =
Did not trigger message, 1 =
Triggered message
Bit 3: Input 2 state: 0 =
Closed, 1 = Open

7

Message Sub-Type

4

Bits (7:4) message sub-type
code. See subtypes below.

8

RESERVED

3

Bits (2:0) RESERVED in SmartOne

8

Vibration
triggered message

1

Bit (3) – Value 1 = This
message is being sent because
transmit on change of vibration
state is selected and the
vibration just changed state,
or Undesired Vibration state is
selected and the vibration is
in the undesired state. Value
0 = This message is being
transmitted for a reason other
than the above reasons.

8

Vibration bit.

1

Bit (4) – Value 1 = Unit is in
a state of vibration. Value 0
= Unit is not in a state of
vibration.

8

2D

1

Bit (5) – Value 1 = GPS data
reported is from a 2D fix.
(Only 3 satellites were used in
the fix.) Value 0 = GPS data
reported is from a 3D fix.

8

Motion

1

Bit (6) – Value 1 = Device was
In-Motion when the message was
transmitted. Value 0 = Device
was At-Rest when the message
was transmitted.

8

Fix Confidence
Bit.

1

Bit (7) 0=High confidence in
GPS fix accuracy, 1=Reduced
confidence in GPS fix accuracy.

Table 1 – Message Format

Location Message

This is the message that is transmitted on an interval. When this
message is received, it indicates that the transmission is due to a
scheduled interval at either the At Rest rate or In Motion rate.
Whether the device is At Rest or In Motion can be determined by the
motion bit.

The Location Message Subtype field of this message, contained in byte 7,
has a value of zero 0. The format of the Location Message is shown in
Table 2.


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