Data format, Format with 8 or 16 characters, Introduction – Leica Geosystems TPS1100 Professional Series - User Manual User Manual

Page 108

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108

Data format

TPS1100 - User Manual 2.2.1en

6

0

2

21

26

45

84

Data format

This chapter describes the data
structure and organization of the Lei-
ca Geosystems GSI (Geo Serial In-
terface). The GSI data structure is
used for all data transferred between
the Leica Geosystems electronic
survey instruments, and also defines
the data stored internally. The
following information describes the
data structure of the TPS1100
instruments and contains some
specific features only applicable to
these instruments.
Data transferred between a Leica
Geosystems instrument and a
computer will conform to the GSI
data structure (also called GSI data
format).

Format with 8 or 16 characters

There is a choice between storing 8
characters (places) or 16.

From Version 2.20 onwards, there is
a choice of two GSI formats, with
word lengths of 8 and 16 characters
respectively. When 16 characters are
stored and supported the following
special conditions apply:

• A measurement block is tagged

with * at the first position.

• A data word includes the data at

positions 7 to 23 instead of at
7 to 15.

WI

Word index

AI

Additional information

DA

Data

BL

Blank = separating character

Introduction

GSI-16 format

GSI-8 format

84..10+12345123

84..10+0000123456789123

WI ZS

DA

LE

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