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B&B Electronics Buffered Smart Switch manual Documentation Number 232BSS4-2907m

Models: Buffered Smart Switch 232BSS4

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ii	Documentation Number 232BSS4-2907m

B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 – www.bb-elec.comB&B Electronics – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 – www.bb-europe.com

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B&B Electronics Buffered Smart Switch manual Documentation Number 232BSS4-2907m

Contents

Buffered Smart Switch Model 232BSS4This product designed and manufactured in Ottawa, Illinois USA of domestic and imported parts byPage Table of Contents CHAPTER 4 SETUP SOFTWAREAPPENDIX B CABLE CHARTS APPENDIX C BLOCK DIAGRAMDocumentation Number 232BSS4-2907m Chapter 1 - Introduction Documentation Number 232BSS4-2907mSpecifications Default ParametersChecklist 1. RS-232 Buffered Smart Switch model 232BSS4 2. Instruction ManualThe following equipment should be in the shipping carton 3. 2 3.5 floppy disksDocumentation Number 232BSS4-2907m LED Indicators Symbols and ConventionsChapter 2 OPERATION Port Configurations Description Smart Switch Only ModeOptions Command Summary Three Character Command FormatFour Character Command Format Command ExplanationCommands Select Port A to transmit and receive - “A” VB Example VB ExampleTable 2.2 Send Only and Clear Buffer Control Characters Table 2.3 - Timer Values commands and the Master can initiate the next communications sequence Description Auto Select/Smart Switch ModeOptions Inactivity Time Using the 232BSS4 as a Buffered Splitter/Combiner Figure 2.1. Multiple Terminals to a Host ControllerBack to Back Operation mux/demux Figure 2.2. Back to Back OperationCascading Multiple Switches Figure 2.3. Expanding the Number of Slave PortsSlave Devices that Automatically Send their Data Slave Devices that Require Polling Chapter 3 PORT CONNECTIONS DTE/DCE Explanation25 Pin DTE 25 Pin DCESlave Port Connections Master Port ConnectionsDocumentation Number 232BSS4-2907m Introduction Chapter 4 SETUP SOFTWAREConnection Software Installation Software UninstallSelect SETTINGS, CONTROL PANEL from the Windows START menu Double Click ADD/REMOVE PROGRAMSSetup Tutorial Single Unit Main Screen26Documentation Number 232BSS42907 Manual Back to Back Main Screen 28Documentation Number 232BSS42907 Manual Copying Parameters Between Switches Default ParametersDocumentation Number 232BSS42907 Manual Appendix A ASCII Character Codes DECIMAL to HEX to ASCII CONVERSION TABLEDocumentation Number 232BSS42907 Manual ASCIIAppendix A Documentation Number 232BSS42907 ManualAppendix B Cable Charts Pins 6, 8, & 20 looped back internally on the 232BSS4Chart B.1. DTE PC DB25 Connector to Master Port Chart B.2. DTE PC DB9 Connector to Master PortAppendix B Cable Charts Pins 6, 8, & 20 looped back internally on the 232BSS4Documentation Number 232BSS42907 Manual Chart B.3. DCE Modem DB25 Connector to Master Port Pins 6, 8, & 20 looped back internally on the 232BSS4Chart B.4. DCE Modem DB9 Connector to Master Port Pins 1, 4, & 6 looped back internally on the 232BSS4 Chart B.5. Ports A - D DTE to DTE PC DB25 ConnectorChart B.6. Ports A - D DTE to DTE PC DB9 Connector Chart B.7. Ports A - D DTE to DCE Modem DB25 ConnectorChart B.8. Ports A - D DTE to DCE Modem DB9 Connector Pins 1, 4, & 6 looped back internally on the 232BSS4Pins 1, 4, & 6 looped back internally on the 232BSS4 Appendix B Cable Charts Documentation Number 232BSS42907 ManualAppendix C Block Diagram MASTERUART UART UARTAppendix C Documentation Number 232BSS42907 ManualAppendix D Declaration of Conformity DECLARATION OF CONFORMITY