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232XS5-1005 Manual 

 

B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 

B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445  

Chapter 1:   INTRODUCTION 

 

 
 

The RS-232 Five Port Expandable Smart Switch, Model 

232XS5, allows one RS-232 host device to connect to as many as 
five RS-232 devices.  The switch can be controlled in three different 
ways.  The first way is referred to as 

smart switch mode

 or 

code 

activated switch mode

.  In this mode, the switch is controlled by 

sending a programmable preamble code to the "Master" port of the 
232XS5.  The second way the switch can be controlled is referred to 
as 

port combiner mode

.  In port combiner mode, a slave port can 

gain access to the master port by asserting a handshake line.  If 
none of the slave ports have their handshake line asserted, the 
switch can be controlled using the preamble code.  The third way 
the switch can be controlled is the 

expander mode

 in which up to 

four switches can be cascaded together to form up to 17 slave 
ports. 

 

The master port can be configured as a DTE or DCE port by an 

internal switch setting.  If the master port is configured as a DTE 
port, the five slave ports will become DCE ports.  The 232XS5 
supports the following signals:  TD, RD, RTS, CTS, DSR, DTR and 
DCD. 
 

The 232XS5 has an enhanced timer mode which offers special 

timer features.  The timer features can be used to prevent slave 
devices from receiving preamble commands, inadvertently switching 
from binary/graphic file transfers, and inactive slave devices from 
holding control of the master port. 
 

The 232XS5 will work with baud rates from 1200 to 115.2K bps; 

7 or 8 data bits; even, odd or no parity; and 1 or 2 stop bits (7,N,1 is 
not allowed). 
 

 

NOTE:  

The data format and rates mentioned are used to switch 

the 232XS5.  The communication between the devices can use 
any format or data rate. 

 

 

 

  

232XS5-1005 

Manual 

B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 

B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445  

2

 

There are five LED's on the 232XS5 to indicate which port is 

connected to the master port.  The master port has a DB-9S female 
connector and the slave ports have DB-9P male connectors.  The 
232XS5 requires 12Vdc at 100ma. which is provided through a 
2.5mm power jack. 
 

Checklist 

 

Examine the shipping carton and contents for physical damage.   

If damage is found, file a claim with the shipper immediately. 
 
 

The following equipment should be in the shipping carton: 

 

  1.  RS-232 Smart Switch 

 

  2.  Instruction Manual 

  

3. 

 

Software 

 
 

If any of the items above are not in the shipping carton contact 

the shipper immediately. 
 

Specifications 

Model:

  

232XS5 

Size:   

 

3.0"w x 5.5"l x 1.0"h 

Power:

    

12Vdc to 16Vdc @ 100ma 

Summary of Contents for 232XS5

Page 1: ...B B Electronics Westlink Commercial Park Oranmore Co Galway Ireland Phone 353 91 92444 Fax 353 91 92445 www bb europe com 1997 B B Electronics Revised March 2005 2000 B B Electronics No part of this p...

Page 2: ...lation 15 Setup 15 Default Values 16 Selecting Ports 16 Parameters 16 Appendix A ASCII Character Codes A 1 Appendix B Cable Charts B 1 Chart 1 IBM PC DB25 Connector to Master Port B 1 Chart 2 IBM PC D...

Page 3: ...CTS DSR DTR and DCD The 232XS5 has an enhanced timer mode which offers special timer features The timer features can be used to prevent slave devices from receiving preamble commands inadvertently sw...

Page 4: ...4 Table 2 Mode Setup On Jumper Installed Off Jumper 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...

Page 5: ...Commercial Park Oranmore Galway Ireland Ph 353 91 792444 Fax 353 91 792445 6 Serial Data Configuration In order for the host device that is connected to the master port to select any of the five port...

Page 6: ...nce it is still selected and the letter B will show up on your port A device For information on preventing command codes from being received by slave devices refer to the Enhance Mode section NOTE The...

Page 7: ...0 Fax 815 433 5104 B B Electronics Ltd Westlink Commercial Park Oranmore Galway Ireland Ph 353 91 792444 Fax 353 91 792445 10 NOTE When a port is selected via the Master Port the RTS lines will be ign...

Page 8: ...9 5 min 232XS5 1005 Manual B B Electronics Mfg Co Inc 707 Dayton Rd PO Box 1040 Ottawa IL 61350 Ph 815 433 5100 Fax 815 433 5104 B B Electronics Ltd Westlink Commercial Park Oranmore Galway Ireland P...

Page 9: ...Expansion Mode Address D C C Address C Slave Port B Slave Port A Slave Port A Address B Slave Port Slave Port A B Slave Port B C Slave Port D E Slave Port E Slave Port Expansion Port E Slave Port D S...

Page 10: ...rs as per their specific needs Comport Baud Rate and Data Bits Character Mode and User Defined Character may also be set for 232XSS and 232XS5 Modules 232XS5 1005 Manual B B Electronics Mfg Co Inc 707...

Page 11: ...ch character that gets sent from the PC to the Smart Switch This value must be specified so that it is equal to SW1 position 4 on the Smart Switch The Module must be set so that it is equal to the Sma...

Page 12: ...ctrl L 44 2C 76 4C L 108 6C l 13 D CR ctrl M 45 2D 77 4D M 109 6D m 14 E SO ctrl N 46 2E 78 4E N 110 6E n 15 F SI ctrl O 47 2F 79 4F O 111 6F o 16 10 DLE ctrl P 48 30 0 80 50 P 112 70 p 17 11 DC1 ctrl...

Page 13: ...2 4 7 5 8 6 6 7 5 8 1 20 4 IBM PC Serial Port DB9 Connector Signal Direction 232XS5 Master Port DCE DB9 Connector 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 B 2 Appendix B 232XS5 1005 Manual B B Electronics PO...

Page 14: ...ignal Direction 232XS5 Ports A E DTE DB9 Connector 1 4 2 3 3 2 4 6 5 5 6 4 7 8 8 7 B 4 Appendix B 232XS5 1005 Manual B B Electronics PO Box 1040 Ottawa IL 61350 PH 815 433 5100 FAX 815 433 5104 Chart...

Page 15: ...onfigured as a DTE port with a modem connected see Chart 3 IBM PC Serial Port DB9 Connector Signal Direction 232XS5 Ports A E DCE DB9 Connector 3 3 2 2 7 6 8 4 6 4 5 5 1 8 4 7 Pins are tied together i...

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