Specifications
FL-MDS-CAB.2
MOD-MDS.1 ***Confidential*** 2 of 28
6.3 Double antenna electrical specs ..................................................................................................10
7 DESIGN SPECIFICATIONS REFERENCE – FIRMWARE ............................................................................11
7.1 FW structure ................................................................................................................................12
7.2 Tag encoding................................................................................................................................12
7.2.1 Carrier tag encoding ............................................................................................................12
7.2.2 Rack tag encoding ................................................................................................................13
7.3 Signal encoding............................................................................................................................13
7.4 CANopen implementation ...........................................................................................................14
7.5 PDO messages specification ........................................................................................................14
7.5.1 RPDO1 messages .................................................................................................................14
7.5.2 TPDO1 and TPDO2 messages...............................................................................................15
7.5.3 TPDO3 ..................................................................................................................................16
7.6 Error and event codes..................................................................................................................17
7.7 Example PDO sequences..............................................................................................................18
7.7.1 Continuous read on Antenna A............................................................................................18
7.7.2 Calibration and continuous reading on antenna A ..............................................................19
7.7.3 Change active antenna from antenna A to antenna B.........................................................20
7.8 Object Dictionary .........................................................................................................................21
7.8.1 Object Dictionary sections dedicated to Firmware Update.................................................24
8 Appendix – CRCs computation ............................................................................................................25
8.1 CRC1 computation .......................................................................................................................25
8.2 CRC2 computation .......................................................................................................................26
9 FCC and ISED statements.....................................................................................................................27
9.1 Warnings......................................................................................................................................27
9.2 Information to the user statements ............................................................................................27
9.3 Information to user......................................................................................................................27
9.4 RF Radiation Exposure statement................................................................................................28
1 DEFINITIONS AND ACRONYMS, REFERENCES
Name
Definition/description
Reference
ADC
Analog to Digital Converter
ARM Cortex-M
a group of 32-bit RISC ARM
processors intended for use in
microcontrollers
https://developer.arm.com/products/processors/cortex-m
CAB
CANopen Antenna Board
This document
CAN
Controller Area Network – a
robust field bus and data link
level standard used in
automotive and industrial
environments
https://www.can-cia.org/can-knowledge/