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EMDB6812

Copyright © 2004, EM Microelectronic-Marin SA

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www.emmicroelectronic.com

EMDB6812 V1.1 MANUAL

VERSION 1.0

CONTENTS

1.

INTRODUCTION ........................................................................................................................................ 2

2.

HARDWARE DESCRIPTION ..................................................................................................................... 2

2.1

PARTS.....................................................................................................................................................................2

2.2

Hardware BOARD versionning ...............................................................................................................................3

2.3

DEMOBOARD DESCRIPTION ...............................................................................................................................3

2.3.1

Connector description ............................................................................................................................4

2.3.2

Demoboard Schematic ..........................................................................................................................6

2.4

SAMPLE BOARD DESCRIPTION ..........................................................................................................................7

2.4.1

SampleBoard schematic ........................................................................................................................7

2.5

Partlist......................................................................................................................................................................8

3.

HARDWARE CONFIGURATION ............................................................................................................... 9

3.1

Power-Supply ..........................................................................................................................................................9

3.2

VPP/TEST ...............................................................................................................................................................9

3.3

Port A switches........................................................................................................................................................9

3.4

Port B leds .............................................................................................................................................................10

3.5

Oscillator................................................................................................................................................................10

3.6

Programming .........................................................................................................................................................10

3.7

Reset .....................................................................................................................................................................10

4.

APPENDIX : DEMO APPLICATION ........................................................................................................ 11

4.1

Introduction............................................................................................................................................................11

4.2

Architecture ...........................................................................................................................................................11

4.2.1

Features ...............................................................................................................................................11

4.3

Function .................................................................................................................................................................11

4.4

Software ................................................................................................................................................................12

4.4.1

CPU operation Modes..........................................................................................................................12

4.4.2

Main loop..............................................................................................................................................12

4.4.3

RTC ......................................................................................................................................................13

4.4.4

Command GetTime, 0xA0 ...................................................................................................................14

4.4.5

Command SetTime, 0xA1....................................................................................................................14

4.4.6

Command SetTimer, 0xA2 ..................................................................................................................15

4.4.7

Command DisablePower, 0x80 ...........................................................................................................15

4.4.8

Command EnablePower, 0x81 ............................................................................................................16

4.4.9

Command SetPWM1, 0x82 .................................................................................................................16

4.4.10

Command SetPWM2, 0x83 .................................................................................................................16

4.4.11

Command SetOutputs, 0x84 ...............................................................................................................16

4.4.12

Command GetKeys, 0x90....................................................................................................................17

4.4.13

Command GetSVLD, 0x92 ..................................................................................................................17

4.5

HOST Application..................................................................................................................................................18

4.5.1

Setup ....................................................................................................................................................18

4.5.2

Commands ...........................................................................................................................................19