Black Box IC187C, IC133C-R2 manual Appendix B Connector Pinouts, RS-232

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2-PORT RS-232/422/485 PCI HOST ADAPTER

Appendix B: Connector Pinouts

B.1 RS-232

Table B-1. Pinout of Connector Set to RS-232

Abbreviation	Name	Pin #	Mode

TD	Transmit Data	3	Output

RTS	Request To Send	7	Output

DTR	Data Term Ready	4	Output

GND	Ground	5

RD	Receive Data	2	Input

DCD	Data Carrier Detect	1	Input

DSR	Data Set Ready	6	Input

CTS	Clear To Send	8	Input

RI	Ring Indicator	9	Input

NOTE

These pin assignments meet the EIA/TIA/ANSI-574 standard for RS-232 DTE pinning on DB9 connectors.

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Contents Port RS-232/422/485 PCI Host Adapter FCC and IC Statements Port RS-232/422/485 PCI Host Adapter NOM Statement Trademarks Table of Contents Contents Number of Ports 2 RS-232/422/485 Connectors 2 DB9 male SpecificationsIntroduction OverviewWhat’s Included Introduction Factory Default SettingsRS-485 Enable Modes Card SetupCard Setup Line Termination Address and IRQ selectionName Function Electrical Interface Selection RS-232 and RS-422/485Clock Modes DIV1 DIV2 DIV410. Clocking mode divide by Baud Rates and Divisors for the Div1 ModeFor this Data Rate Choose this Divisor Baud Rates and Divisors for the Div2 mode Divisors for the Div 2 Mode Setting Up the Operating System InstallationInstallation Installing the HardwareSerial Utility Diskette TroubleshootingShipping and Packaging Calling Black BoxPurpose and Early History of Interrupts Appendix a Interrupt HandlingWhy Use an Interrupt Status Port ISP? RS-232 Appendix B Connector PinoutsRS-422/485 RS-422 Appendix C Electrical InterfacesRS-485 Appendix D Asynchronous Communication Figure D-1. Bit diagram for asynchronous communicationAppendix D Asynchronous Communication J2C Appendix E Board LayoutPage Page Copyright 2000. Black Box Corporation. All rights reserved