Trimble Outdoors SK8 User Manual

Page 79

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Lassen-SK8 Embedded GPS Module

A-15

Trimble Standard Interface Protocol

A.14 Report Packets Sent by the GPS Receiver to the User

The table below summarizes the packets output by the receiver. The table includes the
output Packet ID, a short description of each packet, and the associated input packet. In
some cases, the response packets depend on user-selected options. These selections are
covered in the packet descriptions beginning on page A-23.

Table A-13.

User-Selected Report Packet Options

Output ID

Packet Description

Input ID

0x41

GPS time

0x21, auto

0x42

single-precision XYZ position

0x25, 0x37, auto

0x43

velocity fix (XYZ ECEF)

0x37, auto

0x45

software version information

0x1F, power-up

0x46

health of Receiver

0x26, auto, power-up

0x47

signal level for all satellites

0x27

0x48

GPS system message

0x28

0x4A

single-precision LLA position

0x37, auto

0x4B

machine code/status

0x26, auto, power-up

0x4D

oscillator offset

0x2D

0x4E

response to set GPS time

0x2E

0x55

I/O options

0x35

0x6E

Synchronized Measurement packet output
control

0x6F

Synchronized Measurement packet

Auto

0x56

velocity fix (ENU)

0x37, auto

0x57

information about last computed fix

0x37

0x58

GPS system data/acknowledge

0x38

0x59

sat enable/disable & health heed

0x39

0x5A

raw measurement data

0x3A

0x5C

satellite tracking status

0x3C

0x6D

all-in-view satellite selection

0x24, auto

0x82

differential position fix mode

0x62, auto

0x83

double-precision XYZ

auto, 0x37

0x84

double-precision LLA

auto, 0x37

0x85

differential correction status

0x65

0x8F-20

last fix with extra information (fixed point)

auto, 0x37, 0x8E-20

0x8F-17

UTM

auto, 0x37

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