ICA93LV

I2C Communications Adapter User Manual

Contents

 

1.

Introduction

1

 

1.1.

Packing List

1

2.

Configuring the Adapter

2

 

2.1. Setting the Adapter Base Address

2

 

2.2.

Wait State Generator

2

 

2.3.

Interrupt Generation

3

 

2.4. Bus Termination and Protection

3

 

2.5.

Installing the Adapter

3

3.

Connecting the Adapter to your System

4

 

3.1.

Connector Pinout

4

 

3.2.

Normal/Long Distance Mode

4

 

3.3. Bus Capacitance Limitations/Cable Choice

4

 

3.4. Variable Voltage Bus Power Supply

4

4.

Getting Started

5

 

4.1.

Resetting the Adapter

5

 

4.2. Introduction to the Utilities

5

5.

Using the Utilities

6

 

5.1.

C Routines

6

 

5.2.

TurboBASIC Routines

10

 

5.3. DLLs for Programming in Microsoft Windows 3.X Environments

15

6.

Further Information

21

7.

The Real-Time Bus Monitor

22

Appendix A I2C Communications Adapter Status Codes

23

Appendix B – I2C Communications Adapter Control Codes

24

Appendix C - The Most Commonly Asked I2C Questions

25

Calibre UK Limited

Cornwall House, Cornwall Terrace

Bradford, West Yorkshire, BD8 7JS, England

Tel No: (01274) 394125

Fax No: (01274) 730960

Email sales@calibreuk.com web-site www.calibreuk.com

Revision 1.7 09/12/1999

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Calibre UK ICA93LV user manual Contents