Black Box USB Single-Port Hub IC266A Specifikace Strana 1

SEPTEMBER 2001IC266AUSB Single-Port Hub(RS-422/485)CUSTOMER SUPPORT INFORMATIONOrder toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-7

9CHAPTER 2: Introduction2.3 Technical DescriptionThe USB Single-Port Hub (RS-422/485) uses a USBUART. This chip features programmable baud rate, dataf

10USB SINGLE-PORT HUB (RS-422/485)3. Installation3.1 Operating System InstallationChoose Install Software at the beginning of the CD.Select the Serial

11CHAPTER 3: InstallationConnect the USB Single-Port Hub (RS-422/485) to anupstream Host or Hub.Figure 3-1. New Hardware Found screen.This indicates t

12USB SINGLE-PORT HUB (RS-422/485)Since you have already installed the software by running“Setup,” simply click “Next” to proceed. The drivers thatwer

13CHAPTER 3: InstallationFigure 3-4. System Properties, Device Manager tab.You can access your new COM port by using theassigned COM identifier. In th

14USB SINGLE-PORT HUB (RS-422/485)4. Configuration4.1 Electrical Interface SelectionThe port on the USB Single-Port Hub (RS-422/485) canbe used as RS-

15CHAPTER 4: Configuration4.2 Switch ExamplesPlease use these examples to configure your USB Single-Port Hub (RS-422/485).Figure 4-1. RS-530/422, 4-wi

16USB SINGLE-PORT HUB (RS-422/485)Appendix A. TroubleshootingA.1 Before Calling Technical SupportSerial Utility test software is supplied with the USB

17APPENDIX A: TroubleshootingModem Control Signals, a full pin loopback plugwill be required. Details on loopback plugs areincluded within WinSSD.4. W

18USB SINGLE-PORT HUB (RS-422/485)Before you do, make a record of the history of theproblem. We will be able to provide more efficient andaccurate ass

1FCC AND IC RFI STATEMENTS/CE NOTICEFEDERAL COMMUNICATIONS COMMISSIONand INDUSTRY CANADARADIO FREQUENCY INTERFERENCE STATEMENTSThis equipment generate

19APPENDIX B: Electrical InterfacesAppendix B. Electrical InterfacesRS-530RS-530 (EIA-530) compatibility means that RS-422 signallevels are met, and t

20USB SINGLE-PORT HUB (RS-422/485)common ground connection. Differential interfaces aretypically more immune to noise or voltage spikes thatmay occur

21APPENDIX B: Electrical Interfacesallow the electrical presence of the driver to be removedfrom the line. Only one driver may be active at a timeand

22USB SINGLE-PORT HUB (RS-422/485)Appendix C. AsynchronousCommunicationsSerial data communications implies that individual bitsof a character are tran

23APPENDIX C: Asynchronous CommunicationsFigure C-1. Asynchronous communications bit diagram.This special bit is called the parity bit. Parity is a si

24USB SINGLE-PORT HUB (RS-422/485)character. The data rate and communication parametersfor asynchronous communications have to be the sameat both the

1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746© Copyright 2001. Black Box Corporation. All rights reserved.

2USB SINGLE-PORT HUB (RS-422/485)NORMAS OFICIALES MEXICANAS (NOM)ELECTRICAL SAFETY STATEMENTINSTRUCCIONES DE SEGURIDAD1. Todas las instrucciones de se

3NOM STATEMENT10. El equipo eléctrico deber ser situado fuera del alcance de fuentes de calorcomo radiadores, registros de calor, estufas u otros apar

4USB SINGLE-PORT HUB (RS-422/485)TRADEMARKS USED IN THIS MANUALUL®is a registered trademark of UnderwritersLaboratories Incorporated.Windows®is a regi

5ContentsChapter Page1. Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61.1 General . . . . . . . . . . . . . . . . . . . .

6USB SINGLE-PORT HUB (RS-422/485)1. Specifications1.1 GeneralManufacturing: UL®94V0 rating; 100% electricallytested; solder mask over bare copper or s

7CHAPTER 1: Specifications1.2 Connector Pin Assignments (DB25 Male)Name Pin # ModeGND Ground 7 —RDB RX+ Receive Positive 16 InputRDA RX- Receive Negat

8USB SINGLE-PORT HUB (RS-422/485)2. Introduction2.1 OverviewThe USB Single-Port Hub (RS-422/485) equips the PCwith one USB to RS-530/422/485 asynchron