FALCOM JP7-T Series, Описание аппаратуры

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GPS-RECEIVER JP7-T VERSION 1.02
Contents
0 INTRODUCTION ..............................................................5
0.1 G
ENERAL
........................................................................................................................................ 5
0.2 S
COPE OF THE USER
’
S MANUAL
...................................................................................................... 6
0.3 U
SED ABBREVIATIONS
.................................................................................................................... 7
0.4 R
ELATED DOCUMENTS
.................................................................................................................... 7
0.5 O
RDER OPTIONS
.............................................................................................................................. 8
1 SECURITY .........................................................................9
1.1 G
ENERAL INFORMATION
................................................................................................................. 9
1.2 R
ESTRICTED USE
............................................................................................................................. 9
1.3 C
HILDREN
...................................................................................................................................... 9
1.4 O
PERATION
/
ANTENNA
.................................................................................................................... 9
1.5 E
LECTROSTATIC
D
ISCHARGE
(ESD)............................................................................................. 10
2 SAFETY STANDARDS ...................................................11
3 GPS BASICS PRINCIPLE ..............................................12
3.1 S
IGNAL
P
ROCESSING
O
PERATION
................................................................................................. 12
4 TECHNICAL DATA........................................................13
5 DESCRIPTION OF OPERATING MODES .................15
5.1 N
ORMAL
O
PERATION
................................................................................................................... 15
5.2 T
RICKLE
P
OWER
O
PERATION
....................................................................................................... 15
5.3 P
USH
-
TO
-F
IX
M
ODE
..................................................................................................................... 16
5.4 NMEA
INPUT MESSAGE FOR
T
RICKLE
P
OWER
M
ODE
................................................................... 16
6 TECHNICAL DESCRIPTION .......................................19
6.1 R
ECEIVER
A
RCHITECTURE
........................................................................................................... 19
6.2 D
ESCRIPTION OF
GPS
RECEIVING SIGNALS
................................................................................... 20
6.3 S
TART
-U
P
M
ODES
........................................................................................................................ 20
6.3.1 Cold start...................................................................................................................................... 20
6.3.2 Warm start ................................................................................................................................... 21
6.3.3 Hot start ....................................................................................................................................... 21
6.4 P
RODUCT APPLICATIONS
.............................................................................................................. 21
6.5 T
ECHNICAL SPECIFICATIONS
......................................................................................................... 22
6.5.1 Electrical Characteristics ............................................................................................................. 22
6.6 H
ARDWARE INTERFACE
................................................................................................................ 24
6.7 B
ALLS ASSIGNMENT OF THE
JP7-TB............................................................................................. 25
6.8 P
IN ASSIGNMENT OF THE
50-
PIN CONNECTOR
............................................................................... 28
6.8.1 Configuration and timing signals................................................................................................. 30
6.8.2 Serial communication signals ...................................................................................................... 31
6.8.3 DC input signals .......................................................................................................................... 32
6.8.4 General purpose input/output....................................................................................................... 33
7 SOFTWARE INTERFACE.............................................34
7.1 S
I
RF
BINARY DATA MESSAGE
....................................................................................................... 34
7.2 NMEA
DATA MESSAGE
................................................................................................................ 36
7.2.1 NMEA output messages .............................................................................................................. 37
7.2.2 NMEA input messages ................................................................................................................ 37
7.2.3 Transport Message....................................................................................................................... 38
8 MECHANICAL DRAW ..................................................39
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