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CM312 Datasheet(PDF) 7 Page - List of Unclassifed Manufacturers |
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7 / 56 page Table of Contents CHAPTER 1 INTRODUCTION .................................................................................................................2 CM312 COMMUNICATIONS UTILITYMODULE ...........................................................................................................2 Features ...............................................................................................................................................................2 Connectors and Switches .....................................................................................................................................3 Recommended Cables ..........................................................................................................................................3 General Specifications.........................................................................................................................................3 Jumpers and Switches..........................................................................................................................................4 Locations..........................................................................................................................................................4 Default Settings................................................................................................................................................5 Descriptions .....................................................................................................................................................6 ETHERNET EEPROM CONFIGURATION ....................................................................................................................8 Default Settings....................................................................................................................................................9 CHAPTER 2 INSTALLING THE UTILITYMODULE .........................................................................11 RECOMMENDED PROCEDURE .................................................................................................................................11 FINDING PIN 1 OF CONNECTORS .............................................................................................................................11 Locations ...........................................................................................................................................................12 PC/104 BUS CONNECTORS, CN1 AND CN2 ...........................................................................................................13 FIRST COM PORT, CN3..........................................................................................................................................14 RS422 and RS485 Mode Pinout.........................................................................................................................16 Notes on using RS422 or RS485 Modes.............................................................................................................17 SECOND COM PORT, CN4......................................................................................................................................17 THIRD COM PORT, CN5.........................................................................................................................................17 FOURTH COM PORT, CN6......................................................................................................................................17 Base Address of Common Registers...................................................................................................................18 Common Register definitions.............................................................................................................................19 10BASE-T CONNECTOR, CN8 .................................................................................................................................21 10BASE-T CONNECTOR, CN10 ...............................................................................................................................21 10BASE-2 CONNECTOR, CN14 ...............................................................................................................................22 POWER PROTECTION CIRCUITRY ............................................................................................................................22 Module Power-Supply Protection ..................................................................................................................22 CHAPTER 3 USING THE UTILITYMODULE SERAIL PORTS........................................................23 EXAR DOCUMENTATION .......................................................................................................................................23 1.5 MBPS SUPPORT .................................................................................................................................................23 INTERRUPT SHARING ..............................................................................................................................................24 CHAPTER 4 USING THE UTILITYMODULE ETHERNET PORTS.................................................26 DIAGNOSTIC LEDS .................................................................................................................................................26 COL LED ...........................................................................................................................................................26 LNK LED ...........................................................................................................................................................26 BOOT ROM SOCKET ..............................................................................................................................................26 POWER CONSUMPTION ...........................................................................................................................................27 CHAPTER 5 SOFTWARE INSTALLATION .........................................................................................28 SOFTWARE INSTALLATION ......................................................................................................................................28 THE CM312SET PROGRAM ...................................................................................................................................28 Using CM312SET 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