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B&B Electronics 232XS5 manual

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  • Page 1

    232XS53800 Manual Cover Page B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Five Port Expandable Sm art Switch Model 232XS5 Docum ent No. 232X S53800 This product des igned and manufactured in Ottaw a, Illinois USA of domestic and imported parts by International Headqua rters B&B E l ec tronics[...]

  • Page 2

     2000 B&B Elect roni c s . No par t of thi s publication may be reproduced or transmitted in any form or by any means, electronic or m echanical, i ncluding photography, recording, or any i nformation storage and retrieval system w ithout written consent. Information in this manual is subject to change w ithout notice, and does not repr esen[...]

  • Page 3

    232XS53800 Manual Table of Contents i B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 TA BLE OF CONTENTS Chapter 1: INTRODUCT ION ................................................... 1 Check list ..................................................................................... 2 Specific ations .[...]

  • Page 4

    232XS2497 Manual 1 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Chapter 1: INTRODUCTION The RS-232 Five Por t Expandable Smart Switch, Model 232XS5, allows one RS-232 host dev ice to connect to as many as five RS-232 devic es. The switc h can be controlled in three differ ent ways. The firs t way[...]

  • Page 5

    232XS53800 Manual B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 2 There are fiv e LED's on the 232XS5 to indicate which port is connected to the master port. The master por t has a DB-9S female connector and the s lave ports have DB- 9P male connectors. T he 232XS5 requires 12Vdc at 100ma. wh[...]

  • Page 6

    232XS2497 Manual 3 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Chapter 2: SETUP The 232X S5 is set up using an eight-pos ition dipswitch and a three-position s et of jum pers. T his dipswitch is us ed to set the com munic ation form at, port conf iguration and expansion s witch address. T he jum[...]

  • Page 7

    232XS53800 Manual B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 4 Table 2. Mode Setup On = Jum per Installed O ff = J umper Removed X = DON'T CARE * = FACTORY DEFAULT Port Configuration In order to determine the proper port configuration of the 232XS5, it is necessary to have a basic understa[...]

  • Page 8

    232XS2497 Manual 5 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Table 4. DT E MASTER PORT CHART The 232XS5 supports the following RS-232 signals: TD, RD, SG, RTS, CTS, DCD, DSR and DTR. NOTE: All other lines are not connected. The Smart Switch s elects port A as the default por t at power up. Tab[...]

  • Page 9

    232XS53800 Manual B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 6 Serial Data Configuration In order for the hos t device that is connec ted to the master port to select any of the fiv e ports, the Smart Switch mus t be set to match the host's c ommunication format. Dipswitc h “SW1” is us[...]

  • Page 10

    232XS2497 Manual 7 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Chapter 3: Smart Switch Operation Smart Switch mode is s elected when jumper “J P6-B” is ON (installed). In Smart Switc h mode, the 232XS5 is constantly looking for the three char acter preamble code by monitoring the data that i[...]

  • Page 11

    232XS53800 Manual B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 8 Programming the Second Character The s econd character comes program med as the ASCII STX character (decim al 2). You can change this to any 8-bit character y ou wish by reprogram m ing dipswitch “SW 2”. “SW 2” is an eight- [...]

  • Page 12

    232XS2497 Manual 9 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Smart Switch/Port Combiner Mode W ith the 232X S5 set up with a DTE m aster port, this m ode allows Slave Ports A-E to s elect the m aster port us ing the RTS input line. It also still allows s election from the m aster por t via the[...]

  • Page 13

    232XS53800 Manual B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 10 NOTE: W hen a port is selec ted via the Master Port, the RT S lines will be ignored until the Master Por t sends the turn of f code. W hen the Mas ter Port is s elected by RTS, all pream ble codes will be ignored. The port c ombine[...]

  • Page 14

    232XS2497 Manual 11 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 SetTV$ = CHR$(27) + CHR$(2) +”T” + “6” The “T ” tells the 232X S5 it is the set tim er value com m and and the “6” indicates which timer value to use. Table 7 - Timer Values The Set T imer Mode com mand tells the 232[...]

  • Page 15

    232XS53800 Manual B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 12 If the data byte of the Set Tim er Mode com m and is an ASCII “1”, the timer will be setup to ignore switching com m ands. Sending the following string to the 232X S5 will set up the timer to ignor e switching com m ands. (Assu[...]

  • Page 16

    232XS2497 Manual 13 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Expansion Mode The num ber of serial ports on the 232X S5 can easily be expanded to a m axim um of seventeen ports. Up to f our 232XS5 units m ay be casc aded in expander m ode. Each unit address adds four additional s erial ports t[...]

  • Page 17

    232XS53800 Manual B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 14 You could then send SWB$ to se lect port B of Expansion s witch unit address “ C”. Similar str ings could be used for tur ning on the other ports. T o turn off the ports the str ing might look like this: TOFF$ = CHR$(27) + CHR$[...]

  • Page 18

    232XS2497 Manual 15 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Chapter 4: SOFTWA RE Introduct ion The Smart Switch software allow s the user to change Smart Switch ports on three different modules (232XSS, 232X S5, PortMUX ). The Smart Switch softw are is designed as diagnostic software for the[...]

  • Page 19

    232XS53800 Manual B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 16 Should the user wish to change the M odule choice to another there is a Module menu choice w ith the three support M odule types (PortMU X, 232XSS, and 232X S5). After changing the Module the user w ill be prompted to restart the S[...]

  • Page 20

    232XS2497 Manual 17 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 The Baud Rate is the speed at w hich communication takes place between the PC and the Smart Sw itch. It must be specified so that it is equal to SW 1 – positions 1 – 3 on the Smart Switch. The Number of Data Bits is the length o[...]

  • Page 21

    232XS2497 Manual A-1 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 A ppendix A : A SCII Ch aracter Codes DECIMAL to HEX to ASCII CONVERSION TABLE DEC HEX ASCII KEY DEC HEX ASCII DEC HEX ASCII DEC HEX ASCII 0 0 NUL ctrl @ 32 20 SP 64 40 @ 96 60 ` 1 1 SOH ctrl A 33 21 ! 65 41 A 97 61 a 2 2 STX ctrl [...]

  • Page 22

    232XS53800 Manual Appendix B B-1 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 A ppendix B: Cable Charts All charts will indicate if the Master Por t of the 232XS5 s hould be configur ed as a DCE port or a DT E port. Refer to the Port Configuration s ection of the m anual for inform ation on Maste[...]

  • Page 23

    B-2 Appendix B 232XS53800 Manual B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Chart 3. M odem DB25 Connect or to M aster Port * Pins are tied together inside the 232XS5, they are not connected to ports A, B, C, D, or E. NOTE: W hen c onnecting a DTE devic e to ports A, B, C, D or E of the sm art [...]

  • Page 24

    232XS53800 Manual Appendix B B-3 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Chart 6. IBM PC DB9 Connector to P orts A - E (DTE) Master port c onfigured as a DCE por t. * Pins are tied together ins ide the 232XS5, they are not connected to the m aster por t. Chart 5. IBM PC DB25 Connecto r to Po[...]

  • Page 25

    B-4 Appendix B 232XS53800 Manual B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Chart 7. IBM PC DB9 Connecto r to Ports A - E (DCE) Master port c onfigured as a DT E port. * Pins are tied together ins ide the 232XS5, they are not connec ted to the mas ter port. IBM PC Serial Port DB9 Connector Sign[...]

  • Page 26

    232XS53800 Manual Appendix B B-5 B&B Electronics -- P O Box 1040 -- Ottaw a, IL 61350 PH (815) 433-5100 -- FA X (815) 433-5109 Chart 9. IBM PC DB9 Connecto r to Ports A - E (DCE) Master port c onfigured as a DT E port with a modem connected (s ee Chart 3). IBM PC Serial Port DB9 Connector Signal Direction 232XS5 Ports A - E (DCE) DB9 Connector [...]