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TW1m - Instruction Manual

This document is the property of Airbus DS SLC and should not be copied or circulated without permission.

T E C H N I C A L D A T A

Table 3

Operation mode truth table (X = Any value)

Figure 3 TW1m modem’s top side view

Figure 4 Overview of the TW1m modem’s connectors

PROG_EN

OPT_SEL2

DTR

MODE

0

X

X

Prommer mode

1

0

X

Data mode

1

1

0

FBUS parametering

1

1

1

MBUS prametering

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Summary of Contents for TW1m

Page 1: ...PS11730AENAD01 11 2018 TW1m Instruction Manual...

Page 2: ...nce and Space operates a policy of continuous development Airbus Defence and Space reserves the right to make changes and improvements to any of the products described in this document and the right t...

Page 3: ...ces 9 Device layout 10 Operating modes 12 Prommer mode 12 Data mode 12 Parametering mode 12 RF interface 12 Audio 12 5 INTERFACES 13 Power Connector 13 System Connector 1 14 System Connector 2 15 RS 2...

Page 4: ...While every endeavour has been made to ensure the accuracy of this document some errors may exist If any errors are found by the reader Airbus Defence and Space Oy should be notified in writing Pleas...

Page 5: ...with AIMD should keep the radio at least 20 cm 7 9 in away from the AIMD device If you have any reason to suspect that interference is taking place switch off your radio immediately and contact the ne...

Page 6: ...onic circuits Do not use or store the TW1m modem in dusty dirty areas Its moving parts can be damaged Do not store the TW1m modem in hot areas High temperatures can shorten the life of electronic devi...

Page 7: ...cable Note that the integrator must develop their own adapter to fit for mechanics and IP class Feature combinations The current feature combinations are listed below Table 1 Current feature combinati...

Page 8: ...board that routes the RF audio and digital I O interfaces from the TH1n main PCB to the external ports for modem use MAB 1 is specified to be connected to the following TH1n types RC 36 HWID 07xx onl...

Page 9: ...minimum of 50cm from the TW1m boards to avoid TETRA interferences The PCB connector has a 3 wire serial port with 2 78 V voltage levels for data communication The RS 232 voltage levels and HW flow co...

Page 10: ...ed A combined TETRA GPS antenna can also be used Audio and the majority of the control signals are routed straight from the system connectors to the TH1n side connector flex These may be connected to...

Page 11: ...e copied or circulated without permission T E C H N I C A L D A T A Table 3 Operation mode truth table X Any value Figure 3 TW1m modem s top side view Figure 4 Overview of the TW1m modem s connectors...

Page 12: ...ault and MAB 1 enables USB connection when USB_VBUS voltage of 5V is detected USB and RS 232 cannot be used simultaneously The data mode is toggled by pulling the OPT_SEL2 I O signal to low After 6 se...

Page 13: ...thout permission I N T E R F A C E S 5 INTERFACES Power Connector A regulated VBAT supply voltage is fed to the power connector X105 The Power Connector s pinout is shown in Table 4 The connector type...

Page 14: ...tween pins 1 3 2 VBAT IN 3 9V 3 VBAT IN 3 9V 4 n c 5 n c 6 GND IN 0V 2 5A Total current between pins 6 8 7 GND IN 0V 8 GND IN 0V not connected Figure 8 System connector 1 PIN SIGNAL IN OUT LOW LEVEL H...

Page 15: ...erface The connector type is Molex Picoblade 53398 1271 and the mating connector is Molex 51021 1200 Table 6 System Connector 2 s pinout 13 XMIC IN 0V 2 78V MIC 14 XEAR OUT 0V 2 1VP P SPK 15 GND SPK F...

Page 16: ...3 signals are described in Table 7 The connector type is Molex Picoblade 53398 1271 and the mating connector is Molex 51021 1200 Table 7 RS 232 Connector s pinout Figure 10 RS 232 connector PIN SIGNAL...

Page 17: ...and should not be copied or circulated without permission I N T E R F A C E S U FL connectors The TETRA and GNSS antenna connectors are standard U FL connectors SIM card holder The SIM card holder is...

Page 18: ...not be copied or circulated without permission 6 TOOLS AND ACCESSORIES The accessories and connectors are not provided by Airbus The connectors are globally commercially available connectors which en...

Page 19: ...ain fault conditions emitted RF energy may affect to operation of these systems If necessary consult the vehicle dealer manufacturer to determine the immunity of vehicle electronic systems to RF energ...

Page 20: ...work configuration is done before its installation 1 Check and clean the surface the TW1m modem is to be installed on Also make sure that the mechanics is suitable for the TW1m modem If you are uncert...

Page 21: ...onnect the power cable Powering up considerations Connecting the power supply The prerequisites to power up the TW1m modem are the following 1 Connect the TW1m to a main DC supply 3 9V in the power co...

Page 22: ...t is the grounding of the reducer must be taken from the body of the vehicle NOT directly from the battery Lightning protection Protect the antennas in particular from lightning by using lightning rod...

Page 23: ...the type plate on the radio board Programming cable The model of the programming cable depends on the TW1m variant AB1 supports USB cable for programming and flashing A2 and A4 require RS232 interface...

Page 24: ...med by using Taqto This can be avoided by not using the NORMAL_NO_SERVICE mode in the Terminal mode settings Note that there is one set of settings that is common for Taqto and it is possible to overr...

Page 25: ...730AENAD01 25 27 This document is the property of Airbus DS SLC and should not be copied or circulated without permission P R O G R A M M I N G Figure 15 Device configuration Example of adjusting the...

Page 26: ...tionality of the TW1m modem For a complete list of the AT commands refer to the latest version of the document AT Command set for Airbus DS TETRA products which is available in Cinfodin Note AT passwo...

Page 27: ...charge ETSI European Telecommunications Standards Institute FBUS Fast bus FPS Frames per second GND Ground GNSS Global Navigation Satellite System GPS Global Positioning System HW Hardware I O Input o...

Page 28: ...TRA TR APP 00125 01 04 EN PS11730AENAD01...

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