Omega Engineering EN-EIC-325-PCI manual Table of Contents Section

Page 4

	TABLE of CONTENTS
Section		Page
1	GENERAL DESCRIPTION	3
1.1	ENCODER INTERFACE	3
1.1.1	IPC	3
1.1.2	SOFTWARE OUTPUTS	3
1.1.3	SOFTWARE INPUTS	4
1.2	CARD’S HARDWARE I/O	4
1.2.1	HARDWARE INPUTS	4
1.2.2	HARDWARE OUTPUTS	4
2.	CARD’S HARDWARE	4
2.1	DATA BUS and ADDRESS BUS	4
2.2	PIN LAY-OUT	5
3.	SOFTWARE INTERFACE WITH THE CARD	7
3.1	INSTALLATION	7
3.1.1	Windows	9
3.1.2	VB	11
3.1.3	VC	12
3.1.4	CPP	12
3.1.5	More	12
3.2	INTRODUCTION TO THE FUNCTIONS	13
3.3	CARD LEVEL FUNCTIONS	14
3.4	CHIP LEVEL FUNCTIONS	15
3.4.1	ACTIVE CHIP	15
3.4.2	I/O	16
3.5	ENCODER LEVEL FUNCTIONS	17
3.5.1	RESOLUTION	17
3.5.2	INDEX	18
3.5.3	SETPOINT	19
3.5.4	EVENT SIGNAL	20
3.5.5	POSITION COUNTER	22
3.6	ARGUMENTS	23
APPENDIX A	SPECIFICATION	25
APPENDIX B	DRAWINGS	28
APPENDIX C	CARD INSTALLATION	30
APPENDIX D	PRODUCT DEVELOPMENT	39

2

Image 4

Contents User’s Guide Servicing North America Model Table of Contents Section Encoder Interface Each Encoder Interface includes the following elementsSoftware Inputs Cards Hardware I/OEncoder Inputs PIN LAY-OUTLogical Inputs Encoders Event Signals and General OutputsFunction Type Pin No Installation CPPVB folders Page WinSysPath folder WinSysPath is Page Page Introduction to the Functions Card Level Functions Chip Level FunctionsBrief Name Arguments in C Syntax Full Description SetActiveChipAll the following functions refer to that active chip GetActiveChipBrief Description Name InputsBrief Arguments in C Syntax Full DescriptionShort EncoderNumber Short ClocksPerCycle Short EncoderNumberSetIndexPulsePolarity Short PolarityGetIndexPulsePolarity CounterSetSetPoint Long SetPointSetPoint GetSetPointSetEncoderEventFlag SourceGetEncoderEventFlag PolaritySetHoldEncoderEvent FlagGetHoldEncoderEvent ClearEncoderEventResetPositionCounter Short OutputsMirrorReadPositionCounter Long* PositionCounterAvailable only for RequestPositionCounter Polarity Introduction Encoder CountersInput Signals from the Encoders Square wave signalSine wave signal GeneralSoftware GeneralConnector Wiring for the Inputs Connector Wiring for the Outputs Next YesWinNT FinishPage Page Page Page Page Page Page Appendix D Product Development WARRANTY/DISCLAIMER Shop online at omega.com