B&B Electronics Buffered Smart Switch, 232BSS4 manual

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This document contains information that is proprietary and confidential to B&B Electronics Mfg. Co. Inc. The methods described herein are for the exclusive use of B&B Electronics authorized personnel. Any unauthorized use or dissemination of the information contained in the document is strictly forbidden.

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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Contents This product designed and manufactured in Ottawa, Illinois USA Buffered Smart SwitchModel 232BSS4 of domestic and imported parts byPage APPENDIX B CABLE CHARTS Table of ContentsCHAPTER 4 SETUP SOFTWARE APPENDIX C BLOCK DIAGRAMDocumentation Number 232BSS4-2907m Chapter 1 - Introduction Documentation Number 232BSS4-2907mSpecifications Default ParametersThe following equipment should be in the shipping carton Checklist1. RS-232 Buffered Smart Switch model 232BSS4 2. Instruction Manual 3. 2 3.5 floppy disksDocumentation Number 232BSS4-2907m Chapter 2 OPERATION Symbols and ConventionsLED Indicators Port Configurations Options Smart Switch Only ModeDescription Four Character Command Format Command SummaryThree Character Command Format Command ExplanationCommands Select Port A to transmit and receive - “A” VB Example Table 2.2 Send Only and Clear Buffer Control Characters Table 2.3 - Timer Values commands and the Master can initiate the next communications sequence Auto Select/Smart Switch Mode 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 25 Pin DTE Chapter 3 PORT CONNECTIONSDTE/DCE Explanation 25 Pin DCEMaster Port Connections Slave Port ConnectionsConnection Chapter 4 SETUP SOFTWAREIntroduction Select SETTINGS, CONTROL PANEL from the Windows START menu Software InstallationSoftware Uninstall 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 ASCII Appendix A ASCII Character CodesDECIMAL to HEX to ASCII CONVERSION TABLE Appendix A Chart B.1. DTE PC DB25 Connector to Master Port Appendix B Cable ChartsPins 6, 8, & 20 looped back internally on the 232BSS4 Chart B.2. DTE PC DB9 Connector to Master PortAppendix B Cable Charts Chart B.4. DCE Modem DB9 Connector to Master Port Pins 6, 8, & 20 looped back internally on the 232BSS4Chart B.3. DCE Modem DB25 Connector to Master Port Chart B.6. Ports A - D DTE to DTE PC DB9 Connector Pins 1, 4, & 6 looped back internally on the 232BSS4Chart B.5. Ports A - D DTE to DTE PC DB25 Connector Chart B.7. Ports A - D DTE to DCE Modem DB25 ConnectorPins 1, 4, & 6 looped back internally on the 232BSS4 Chart B.8. Ports A - D DTE to DCE Modem DB9 ConnectorAppendix B Cable Charts UART Appendix C Block DiagramMASTER UART UARTAppendix C Appendix D Declaration of Conformity DECLARATION OF CONFORMITY