B&B Electronics RS-232, RS-485 Serial Server/Port Operational Modes, DIP Switches, Serial Ports

Page 10

Making Hardware Connections

DIP Switches

A triple DIP (dual inline package) switch allows the Serial Server to be placed into Console Mode. When all three switches are moved into the ON position the Serial Server enters Console Mode, allowing configuration of the Serial Server (using an RS-232 connection through the serial port on the ESP901 or Serial Port 1 on the ESP902) from a PC running a terminal program such as HyperTerminal. When the Serial Server enters Console Mode the Console Mode screen will appear in the HyperTerminal program window. The serial port settings must be 8-N-1 at 9600 baud.

Figure 7.The Console Mode (Server) Screen in the HyperTerminal Window

When any of the DIP switches are switched back to the OFF position, the Serial Server will revert to the mode it was in before Console Mode.

Note:

The Serial Server can be put into Console mode using either of two methods:

1.Switching all the DIP switches to the ON position

2.With any DIP switch in the OFF position set the Server Properties Console Mode field to Console and Update/Save the configuration

Manual Documentation Number: ESP901-902_4105m

Chapter 2

11

Making Hardware Connections

Serial Ports

The ESP901 has one serial port. The port can be configured as a Console Mode connection or as an RS-232, RS-422 or RS-485 interface to the Serial Server (if any of the DIP switches are in the OFF position) using the ESP Manager software, via Telnet, or using the Web Server.

The ESP902 has two serial ports. Port 1 operates the same as the ESP901 serial port. Port 2 on the ESP902 is an RS-232 only interface.

The RS-232 interfaces are configured as DTEs. The connectors for all ports are DB-9M.

Serial Port

DB-9 Male

Figure 8. The ESP901 Serial Port Connector

 

 

 

Serial Port 1

Serial Port 2

 

 

 

DB-9 Male

DB-9 Male

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 9. The ESP902 Serial Port Connectors

Serial Server/Port Operational Modes

Using the ESP Manager the Serial Server can be put into Console Mode, Default Mode or Upgrade Mode. The serial ports can be configured for RS-232,RS-422 or RS-485 operation. The server also can be put into Console Mode by placing all the DIP switches into the ON position.

12

Chapter 2

Manual Documentation Number: ESP901-902_4105m

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.com

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.com

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

www.bb-europe.com

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

www.bb-europe.com

Image 10 Contents
Multi-Interface Ethernet Serial Servers Manual Documentation Number ESP901-9024105m Table of Contents Using Console Mode Features IntroductionPaired Mode Direct IP ModeVirtual COM Mode Communication ModesSerial Server Configuration Hardware SetupSoftware Installation Serial Server Quick Start GuideInstall Virtual COM Ports on PC Check CommunicationsESP901/ESP902 Connections, Indicators and Reset Switch Package ChecklistMaking the Hardware Connections Serial Server/Port Operational Modes DIP SwitchesSerial Ports RS-232 Mode Console ModeUpgrade Mode RS-422 ModeSerial Server Serial Port Connector Pin-outs DTEAutomatic Installation Installing the Vlinx ESP SoftwareSoftware Installation Manual InstallationUpdating an Existing Installation Opening the ESP ManagerHardware Setup Using ESP ManagerSoftware Setup Software Overview MenusSerial Server / Virtual COM Lists Search for ServersServer Icons Pane Status BarConfigure Server Properties Search Vlinx ESP Dialogue BoxRestarting Dialogue Box Description of the Server Properties Configuring the Serial Server PropertiesPassword Server NameGateway IP AddressNetmask MAC AddressConnection Mode Serial TimeoutTCP Alive Timeout Flow ControlPort Status Serial Port ModeUpdate/Save TCP/UDP PortFollowing dialogue box will appear Web Server Installing Virtual COM Ports Virtual COM Port InstallationMatching the Serial Server and Virtual COM Port Settings Windows Logo Testing WindowVlinx ESP COM3 Properties Window Removing Virtual COM Ports Removing the Virtual COM Port using Device ManagerRemoving the Virtual COM port with ESP Manager Control Panel Window Upgrading Via ESP Manager Upgrading the Serial Server FirmwareDownloading the Firmware Preparing the SoftwareConsole Mode Setup Using Console ModeNavigating the Configuration Menus Using a Password Saving and Restarting the ConfigurationUsing the WEB Server Setting Server PropertiesWeb Server Operation Configuration Using Telnet Using TelnetNavigating the Configuration Menu Telnet Configuration Screens Technical Data ESP901 and ESP902Dhcp RS-232 Straight-through Cable Connections Serial Server DB-9 Pin-outs in RS-232 ModeRS-232 Crossover null modem Cable Connections RS-232 Crossover DB-9 to DB-25 Conversion Connections RS-232 DTE Loopback ConnectionsSerial Server DB-9 Pin-outs in RS-422 Mode Appendix B RS-422 ConnectionsLoopback Connections for RS-422 Serial Server DB-9 Pin-out in RS-485 Mode Appendix C RS-485 ConnectionsStandard Ethernet Cable RJ-45 Pin-out Crossover Ethernet Cable RJ-45 Pin-outElectronics October
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