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GPS-RECEIVER JP7-T VERSION 1.04 Contents 0 INTRODUCTION ..............................................................5 0.1 0.2 0.3 0.4 0.5 GENERAL ........................................................................................................................................ 5 SCOPE OF THE USER’S MANUAL ...................................................................................................... 6 USED ABBREVIATIONS .................................................................................................................... 7 RELATED DOCUMENTS.................................................................................................................... 7 ORDER OPTIONS.............................................................................................................................. 8 1 SECURITY .........................................................................9 1.1 1.2 1.3 1.4 1.5 GENERAL INFORMATION ................................................................................................................. 9 RESTRICTED USE............................................................................................................................. 9 CHILDREN ...................................................................................................................................... 9 OPERATION/ANTENNA .................................................................................................................... 9 ELECTROSTATIC DISCHARGE (ESD)............................................................................................. 10 2 SAFETY STANDARDS ...................................................11 3 GPS BASICS PRINCIPLE ..............................................12 3.1 SIGNAL PROCESSING OPERATION ................................................................................................. 12 4 TECHNICAL DATA........................................................13 5 DESCRIPTION OF OPERATING MODES .................15 5.1 5.2 5.3 5.4 5.5 NORMAL OPERATION ................................................................................................................... 15 TRICKLE POWER OPERATION ....................................................................................................... 15 PUSH-TO-FIX MODE ..................................................................................................................... 16 ADVANCED POWER MANAGEMENT (APM).................................................................................. 16 NMEA INPUT MESSAGE FOR TRICKLE POWER MODE................................................................... 21 6 TECHNICAL DESCRIPTION .......................................24 6.1 6.2 6.3 6.3.1 6.3.2 6.3.3 6.4 6.5 6.5.1 6.6 6.7 6.8 6.8.1 6.8.2 6.8.3 6.8.4 RECEIVER ARCHITECTURE ........................................................................................................... 24 DESCRIPTION OF GPS RECEIVING SIGNALS ................................................................................... 25 START-UP MODES ........................................................................................................................ 25 Cold start...................................................................................................................................... 25 Warm start ................................................................................................................................... 26 Hot start ....................................................................................................................................... 26 PRODUCT APPLICATIONS .............................................................................................................. 26 TECHNICAL SPECIFICATIONS......................................................................................................... 27 Electrical Characteristics ............................................................................................................. 27 HARDWARE INTERFACE ................................................................................................................ 29 BALLS ASSIGNMENT OF THE JP7-TB............................................................................................. 30 PIN ASSIGNMENT OF THE 50-PIN CONNECTOR ............................................................................... 33 Configuration and timing signals................................................................................................. 35 Serial communication signals ...................................................................................................... 36 DC input signals .......................................................................................................................... 37 General purpose input/output....................................................................................................... 38 7 SOFTWARE INTERFACE.............................................39 7.1 7.2 7.2.1 7.2.2 7.2.3 SIRF BINARY DATA MESSAGE....................................................................................................... 39 NMEA DATA MESSAGE ................................................................................................................ 41 NMEA output messages .............................................................................................................. 42 NMEA input messages ................................................................................................................ 42 Transport Message....................................................................................................................... 43 8 MECHANICAL DRAW ..................................................44 This confidential document is the property of FALCOM GmbH and may not be copied or circulated without permission. 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