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POLAR SWITCH user manual
Table of contents
1.
LIST OF ILLUSTRATIONS....................................................................................................... 2
2.
TABLES ........................................................................................................................................ 2
3.
INTRODUCTION ........................................................................................................................ 3
4.
GENERAL SPECIFICATIONS.................................................................................................. 3
4.1
4.2
4.3
4.4
5.
BACKGROUND ....................................................................................................................... 3
POWER ................................................................................................................................... 4
OPERATING TEMPERATURE RANGE ................................................................................... 4
PRINTED CIRCUIT BOARDS DETAILS .................................................................................... 5
DEVICE CONNECTIONS .......................................................................................................... 6
5.1
5.2
5.3
5.4
5.5
6.
MECHANICAL DETAILS ........................................................................................................ 6
CONNECTORS ........................................................................................................................ 6
INDICATORS .......................................................................................................................... 6
C1 CONNECTOR PIN-OUT...................................................................................................... 7
INTERNAL CONNECTOR PIN-OUT (DIGITAL-SIDE)............................................................... 7
INSTRUMENT INTERFACES .................................................................................................. 8
6.1
6.2
6.3
6.4
6.5
7.
CAN BUS I/O SIGNALS ......................................................................................................... 8
1PPS SYNC INTERFACE.......................................................................................................... 8
RESET BUTTON...................................................................................................................... 8
RS232 SERIAL PORT ............................................................................................................ 8
5MHZ REFERENCE CLOCK ................................................................................................... 8
LOCAL INTERFACES ............................................................................................................... 8
7.1
7.2
8.
ONE WIRE INTERFACE ......................................................................................................... 8
ANALOG VOLTAGES MONITORING ..................................................................................... 8
IMPLEMENTATION DETAILS................................................................................................ 9
8.1
MICRO CONTROLLER UNIT (MCU) .................................................................................... 9
8.1.1
8.1.2
8.1.3
8.1.4
8.1.5
8.1.6
8.1.7
8.2
9.
C164 Micro-Controller Unit (MCU).................................................................. 9
CAN Controller .................................................................................................. 9
Analog to Digital Converter............................................................................... 9
Digital I/O ........................................................................................................ 10
Asynchronous Serial Controller ....................................................................... 10
Synchronous Serial Controller ......................................................................... 10
One Wire controller.......................................................................................... 10
VOLTAGE REGULATORS ..................................................................................................... 10
BUILT-IN FIRMWARE ............................................................................................................ 10
9.1
9.2
10.
BOOTSTRAP LOADER .......................................................................................................... 10
POWER UP OR RESET SEQUENCE ....................................................................................... 10
DEVICE-SPECIFIC SOFTWARE / CAN FUNCTIONS INTERFACE .............................. 11
10.1
10.2
10.3
10.4
OPERATING PROGRAM ....................................................................................................... 11
CAN OVERVIEW ................................................................................................................. 11
SUMMARY OF THE CAN MONITOR POINTS ...................................................................... 11
SUMMARY OF THE CAN CONTROL POINTS ...................................................................... 11
Revision A, November 18th, 2009
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