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Manual Black Box IC266A

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  • Black Box IC266A - page 1

    SEPTEMBER 2001 IC266A USB Single-P ort Hub (RS-422/485) CUSTOMER SUPPORT INFORMATION Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500 ) FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 Mailing address: Black Box Corporation , 1000 Park Drive, Lawrence, PA 15055-1018 Web site: ...

  • Black Box IC266A - page 2

    1 FCC AND IC RFI STATEMENTS/CE NOTICE FEDERAL COMMUNICATIONS COMMISSION and INDUSTRY CANADA RADIO FREQUENCY INTERFERENCE STATEMENTS This equipment generates, uses, and can radiate radio frequency energy and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, may cause interference to radio commu ...

  • Black Box IC266A - page 3

    2 USB SINGLE-PORT HUB (RS-422/485) NORMAS OFICIALES MEXICANAS (NOM) ELECTRICAL SAFETY STATEMENT INSTRUCCIONES DE SEGURIDAD 1. Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado. 2. Las instrucciones de seguridad y operación deberán ser guardadas para referencia futura. 3. Todas la ...

  • Black Box IC266A - page 4

    3 NOM STATEMENT 10. El equipo eléctrico deber ser situado fuera del alcance de fuentes de calor como radiadores, registros de calor, estufas u otros aparatos (incluyendo amplificadores) que producen calor . 11. El aparato eléctrico deberá ser connectado a una fuente de poder sólo del tipo descrito en el instructivo de operación, o como se indi ...

  • Black Box IC266A - page 5

    4 USB SINGLE-PORT HUB (RS-422/485) TRADEMARKS USED IN THIS MANUAL UL ® is a registered trademark of Underwriters Laboratories Incorporated. Windows ® is a registered trademark of Microsoft Corporation. Any other trademarks mentioned in this manual are acknowledged to be the property of the trademark owners. ...

  • Black Box IC266A - page 6

    5 Contents Chapter Page 1. Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1.2 Connector Pin Assignments (DB25 Male) . . . 7 2. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.1 Overview. . . . . . . . . . . . . . . . ...

  • Black Box IC266A - page 7

    6 USB SINGLE-PORT HUB (RS-422/485) 1. Specifications 1.1 General Manufacturing: UL ® 94V0 rating; 100% electrically tested; solder mask over bare copper or solder mask over tin nickel. Connectors: (1) DB25 male; (1) USB Type B Indicators: LEDs: (1) USB Enabled, (1) TX, (1) RX Mean Time Between Failures (MTBF): Greater than 150,000 hours Temperatur ...

  • Black Box IC266A - page 8

    7 CHAPTER 1: Specifications 1.2 Connector Pin Assignments (DB25 Male) Name Pin # Mode GND Ground 7 — RDB RX+ Receive Positive 16 Input RDA RX- Receive Negative 3 Input CTSB CTS+ Clear to Send Positive 13 Input CTSA CTS- Clear to Send Negative 5 Input DSRB DSR+ Data Set Ready Positive 22 Input DSRA DSR- Data Set Ready Negative 6 Input DCDB DCD+ Da ...

  • Black Box IC266A - page 9

    8 USB SINGLE-PORT HUB (RS-422/485) 2. Intr oduction 2.1 Overview The USB Single-Port Hub (RS-422/485) equips the PC with one USB to RS-530/422/485 asynchronous serial port, providing a versatile interface for common RS-530/422/485 needs. The advantage of this product over more traditional approaches is that it doesn’t require opening the computer ...

  • Black Box IC266A - page 10

    9 CHAPTER 2: Introduction 2.3 Technical Description The USB Single-Port Hub (RS-422/485) uses a USB UART. This chip features programmable baud rate, data format, a 128-byte dual-port TX buffer, and a 384-byte dual-port RX buffer. The RS-422/485 transceiver supports data rates up to 921.6 kbps. 2.4 Features • Hot-pluggable device that doesn’t re ...

  • Black Box IC266A - page 11

    10 USB SINGLE-PORT HUB (RS-422/485) 3. Installation 3.1 Operating System Installation Choose Install Software at the beginning of the CD. Select the Serial I/O software drivers and install SeaCOM . 3.2 System Installation The screen shots pictured in this section are taken from a Windows ® Me installation. Your particular operating system may diff ...

  • Black Box IC266A - page 12

    11 CHAPTER 3: Installation Connect the USB Single-Port Hub (RS-422/485) to an upstream Host or Hub. Figure 3-1. New Hardware Found screen. This indicates that the system has recognized the new device and will now locate a driver. Figure 3-2. Add New Hardware Wizard screen. Add New Hardware Wizard < Back Next> Cancel Windows has found the f ol ...

  • Black Box IC266A - page 13

    12 USB SINGLE-PORT HUB (RS-422/485) Since you have already installed the software by running “Setup,” simply click “Next” to proceed. The drivers that were installed during setup will automatically be used to configure the adapter. Figure 3-3. Hardware installation finished screen. Windows has now located a driver and installed the software ...

  • Black Box IC266A - page 14

    13 CHAPTER 3: Installation Figure 3-4. System Properties, Device Manager tab. You can access your new COM port by using the assigned COM identifier. In this case, it is COM5: but this assignment will vary from system to system. At this point, the hardware is recognized. To verify operation, use the supplied WinSSD diagnostic utility. WinSSD can be ...

  • Black Box IC266A - page 15

    14 USB SINGLE-PORT HUB (RS-422/485) 4. Configuration 4.1 Electrical Interface Selection The port on the USB Single-Port Hub (RS-422/485) can be used as RS-530/422/485, RS-422, or 2-wire RS-485. This is selectable via the DIP-switch SW1. The chart below describes each of the positions’ functions. Please refer to the next page for switch setting ex ...

  • Black Box IC266A - page 16

    15 CHAPTER 4: Configuration 4.2 Switch Examples Please use these examples to configure your USB Single- Port Hub (RS-422/485). Figure 4-1. RS-530/422, 4-wire 485 master (default). Figure 4-2. RS-485, 2-wire with echo. Figure 4-3. RS-485, 2-wire no echo. ...

  • Black Box IC266A - page 17

    16 USB SINGLE-PORT HUB (RS-422/485) Appendix A. T r oubleshooting A.1 Before Calling Technical Support Serial Utility test software is supplied with the USB Single-Port Hub (RS-422/485) and will be used in the troubleshooting procedures. Using this software and following these simple steps, most common problems can be eliminated without calling Tec ...

  • Black Box IC266A - page 18

    17 APPENDIX A: Troubleshooting Modem Control Signals, a full pin loopback plug will be required. Details on loopback plugs are included within WinSSD. 4. When testing the USB Single-Port Hub (RS-422/485) in loopback mode, you should see both the TX and RX LEDs flashing as well as seeing echoed data on the screen. The loopback test first transmits a ...

  • Black Box IC266A - page 19

    18 USB SINGLE-PORT HUB (RS-422/485) Before you do, make a record of the history of the problem. We will be able to provide more efficient and accurate assistance if you have a complete description, including: • the nature and duration of the problem. • when the problem occurs. • the components involved in the problem. • any particular appli ...

  • Black Box IC266A - page 20

    19 APPENDIX B: Electrical Interfaces Appendix B. Electrical Interfaces RS-530 RS-530 (EIA-530) compatibility means that RS-422 signal levels are met, and the pinout for the DB25 connector is specified. The EIA (Electronic Industry Association) created the RS-530 specification to detail the pinout, and define a full set of modem control signals that ...

  • Black Box IC266A - page 21

    20 USB SINGLE-PORT HUB (RS-422/485) common ground connection. Differential interfaces are typically more immune to noise or voltage spikes that may occur on the communication lines. Differential interfaces also have greater drive capabilities that allow for longer cable lengths. RS-422 is rated up to 10 Mbps and can have cabling 4000 feet long. RS- ...

  • Black Box IC266A - page 22

    21 APPENDIX B: Electrical Interfaces allow the electrical presence of the driver to be removed from the line. Only one driver may be active at a time and the other driver(s) must be tri-stated. RS-485 can be cabled in two ways: two-wire and four-wire mode. Two- wire mode does not allow for full-duplex communication and requires that data be transfe ...

  • Black Box IC266A - page 23

    22 USB SINGLE-PORT HUB (RS-422/485) Appendix C. Asynchr onous Comm unications Serial data communications implies that individual bits of a character are transmitted consecutively to a receiver that assembles the bits back into a character. Data rate, error checking, handshaking, and character framing (start/stop bits) are pre-defined and must corre ...

  • Black Box IC266A - page 24

    23 APPENDIX C: Asynchronous Communications Figure C-1. Asynchronous communications bit diagram. This special bit is called the parity bit. Parity is a simple method of determining if a data bit has been lost or corrupted during transmission. There are several methods for implementing a parity check to guard against data corruption. Common methods a ...

  • Black Box IC266A - page 25

    24 USB SINGLE-PORT HUB (RS-422/485) character. The data rate and communication parameters for asynchronous communications have to be the same at both the transmitting and receiving ends. The communication parameters are baud rate, parity, number of data bits per character, and stop bits (that is, 9600,N,8,1). ...

  • Black Box IC266A - page 26

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

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Black Box IC266A by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Black Box IC266A.

A complete Black Box manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

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2. Contents - index of all tips concerning the Black Box IC266A, that we can find in the current document
3. Tips how to use the basic functions of the device Black Box IC266A - which should help us in our first steps of using Black Box IC266A
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Black Box IC266A
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Black Box IC266A in a specific country, if it was not possible to solve the problem on our own.

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