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USER'S MANUAL

CAN bus LCD Display

TRI66.003 ver 2

10 April 2011

CAN bus LCD Display 
User's Manual

10 April 2011

©2011 Tritium Pty Ltd
Brisbane, Australia
http://www.tritium.com.au

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Summary of Contents for CAN bus

Page 1: ...USER S MANUAL CAN bus LCD Display TRI66 003 ver 2 10 April 2011 CAN bus LCD Display User s Manual 10 April 2011 2011 Tritium Pty Ltd Brisbane Australia http www tritium com au 1 of 7 ...

Page 2: ...re 3 3 1 Front panel 3 3 2 Labels 3 3 3 Power Input 3 4 CAN Bus 4 4 1 CAN Network Topology 4 4 2 CAN Wiring 4 4 3 CAN Connector 4 4 4 CAN Shielding 5 4 5 CAN Termination 5 4 6 Communications 5 5 Mounting 6 6 Programming 6 6 1 Overview 6 6 2 Schematics Source Code 6 6 3 Toolchain 6 6 4 Code Download 6 7 Revision Record 7 2 of 7 ...

Page 3: ...y requires reprogramming the microcontroller although hardware support does exist to allow remote configuration in the future Four LEDs are provided on the front panel of the device to indicate which variable is currently being displayed With appropriate modification of the firmware the display is capable of reading and displaying any variable on the CAN bus It is not only restricted to Tritium de...

Page 4: ...h another twisted pair to minimise noise pickup An overall shield can also be advantageous From a performance perspective the optimal choice of cable is 7mm Devicenet CANbus thin cable with 24AWG data 22AWG power twisted pairs and a braided shield Using this cable will result in a robust installation However it is not cheap and using it for a large network with many devices will quickly add up to ...

Page 5: ...tion resistor at each end of the CAN bus plug a connector into the unused CAN connector on the last device at each end of the network with a resistor crimped into the appropriate locations 4 6 COMMUNICATIONS The CAN standard does not specify high level message protocols Tritium devices use a custom protocol outlined in the communication specification document for each device By default each device...

Page 6: ...er to these references if developing custom firmware for the display 6 3 TOOLCHAIN The example default code provided is configured to work with the freely available open source MSP430 GCC toolchain which provides a command line driven compiler binutils download and real time debug capability through a JTAG header present on the back of the display PCB Please refer to the README file with the sourc...

Page 7: ...USER S MANUAL CAN bus LCD Display TRI66 003 ver 2 10 April 2011 7 REVISION RECORD REV DATE CHANGE 1 14 May 2007 Document creation JMK 2 10 April 2011 Modified CAN bus connector description JMK 7 of 7 ...

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