
APS SeriesAsynchronous Port SwitchesFirmware Version 2.05 and HigherModels APS-16, APS-8 and APS-4User's Guide5 Sterling Irvine California 92618(
3. Getting StartedThis section provides a brief overview of basic APS capabilities, and describes simple teststhat can be used to determine if the uni
3.3. System SetUp PortsIn order to ensure access to command functions, Ports 1 and 2 are designated as System SetUpPorts; the Supervisor Mode cannot b
4. Help Screen: Type /H [Enter] to display the Supervisor Level Help Screen (Figure 3.1).5. Port Status Screen: Type /S [Enter] to display the Port St
b) Third Party Connection: Your resident port (e.g. Port 1) issues a /C command tocreate a connection between two other ports.i. To connect Port 2 to
4. Hardware Installation4.1. Connecting Power to the APS UnitThe APS is available in both AC and DC powered versions. When connecting AC or DC powerto
4.2. Configure SetUp SwitchesThe SetUp Switches are used to select default settings for the APS RS232 ports. On modelAPS-16 , the SetUp Switches are l
4.2.2. Default Handshake (Sw4, Sw5)The default handshake format must match the format your control device will use whencommunicating with the APS. Set
4.3. Initialize Unit to Default SettingsIf SetUp Switch settings are changed, new parameters will not take effect until the APS isinitialized.CAUTION:
4.5. Application ExampleThe example in Figure 4.2 shows one of many possible installation configurations for the APS.In this example, APS-16 ports hav
5. Configuration5.1. Access to the APS Command ModeWhen the APS Command Mode is active, commands can be invoked to select parameters, andconnect or di
Warnings and Cautions:No Serviceable Parts Inside;Authorized Service Personnel OnlyDo not attempt to repair or service this device yourself. Internal
5.3.1. The Supervisor PasswordThe Supervisor Password allows access to higher level APS configuration commands, whichadministrators can employ to sele
For example, if the Port Password “test” is assigned to ports 3, 4, and 5, then when “test” isentered at the Password Prompt, the user will only be ab
5.5. Port Configuration5.5.1. Configuration ConventionsWhen responding to prompts, invoking commands, and selecting items from the portconfiguration m
5.5.3. RS232 Port Configuration MenusThe Port Configuration Menus are used to select options for each of the APS RS232 ports.Parameters selected via t
The Port Configuration menu offers the following options:1. Port Name: (Up to 16 characters) Assigns a name to the port. (Default = undefined).2. Pass
When Port Mode (menu Item 7) is set to Modem Mode, the menu will include additionalprompts (see Figure 5.2), which are used to define the following:71
9. Logoff Character: Defines the Logoff Character for this port. The Logoff Characterdetermines the command(s) or character(s) that must be issued at
13. Command Echo: Enables or Disables the command echo for this port. (Default = On).14. Accept Break: Determines whether the port will accept breaks
To select common parameters for all APS RS-232 ports, proceed as follows:1. Access the APS command mode. If the password prompt is displayed, key in y
6. The Status ScreensThe APS Status Screens display the connection status and communication parameters for theAPS RS-232 ports. There are three differ
Rack Mount InstallationWhen installing this device in an instrument rack, the following factors must be accounted for:1. Enclosed Racks: Enclosed rack
As shown in Figure 6.1, The Port Status Screen lists the following items. Note that the APS-8Port Status Screen will show only eight ports, and the AP
In User Mode, the Port Diagnostics Screen will display only the status of those ports that sharethe same Port Password that was entered at login. Port
6.3. The Port Parameters Screens (/W)The /W command displays more detailed information about an individual APS port. Ratherthan listing connection inf
7. Operation7.1. Any-to-Any ModeAny-to-Any Mode Ports can be connected to other Any-to-Any, Passive, Buffer, or ModemMode Ports by accessing Command M
b) Third Party Connect: (Supervisor Mode Only) To connect any two ports (other thanyour resident port), type /C xx XX [Enter]. Where xx and XX are two
c) The /D command can specify both connected ports, or either of the two ports. Forexample, if Port 1 is your resident port, any of the following comm
7. It is only necessary to enter enough letters of the port name to differentiate the HuntGroup ports from other ports. Type an asterisk (*) to repres
7.3.1. Reading Data from Buffer Mode PortsTo retrieve data from Buffer Mode Ports, you must first determine which port buffers containdata. To check p
7.4. Modem ModeIn addition to allowing data transfer, the Modem Mode also provides additional functionsspecifically related to modem communication. A
8. Saving and Restoring ConfigurationParametersAfter the APS has been properly configured, parameters can be downloaded and saved as anASCII text file
Table of Contents1. Introduction...1-12. Unit Description...2-12.1. F
8.2. Restoring Saved ParametersThis section describes the procedure for using ProComm to send stored parameters to the APS.1. Start your terminal emul
9. Command Reference Guide9.1. Command ConventionsThe commands described in this section conform to the following conventions:·Slash Character: Most A
9.2. Command ResponseWhen commands are sent to the APS, the unit can respond with either verbose (English Text)or terse messages (numeric / abbreviate
9.3. Command SummaryCommand AvailabilityFunction Command Syntax Supervisor UserEnter Command Mode [Enter] XXExit Command Mode[Enter] XXHelp Menu[Enter
9.4. Command SetThis Section provides more detailed information on all APS commands, sorted alphabeticallyby name.[Enter] Enter Command ModeIn order t
/C ConnectEstablishes a bi-directional connection between two ports. For more information and commandline examples, please refer to Section 7.1. There
/D Third Party DisconnectInvoke the /D command at your resident port to disconnect two other ports. The /D commandcannot be used to disconnect your re
/F Set System ParametersDisplays a menu which is used to define the Site ID message and Supervisor Password. Whenthe Supervisor Password is defined, t
/P Set RS232 Port ParametersDisplays a menu which allows the user to select options and parameters for the selected port.Section 5.5.3 describes the p
/W Display Port Parameters (Who)Displays configuration of an individual port, but does not allow the user to change parameters.Ports with User Level c
7. Operation...7-17.1. Any-to-Any Mode...7-17.1.1. Port Connection and D
A. RS232 Port InterfaceDCD and DTR hardware lines function as follows:1. When connected:a) If either port is set for Modem Mode, the DTR output at eit
B. SpecificationsRS232 Port Interface:Model APS-16: Sixteen (16) RS232 serial inputs use DB9 connectors configured as DTEports.Model APS-8: Eight (8)
C. Customer ServiceCustomer Service hours are from 8:00 AM to 5:00 PM, PST, Monday through Friday. Whencalling, please be prepared to give the name an
IndexABCDEFHIIndex-1
LMNOPQRSIndex-2
TUVWXIndex-3
1. IntroductionWTI’s APS-16, APS-8, and APS-4 Asynchronous Port Switches allow reliable, high-speedconnections between PCs, modems, and other devices
APS-16, APS-8, and APS-4 UnitsThis User’s Guide discusses the APS-16, APS-8 and APS-4 Asynchronous Port Switches.Throughout this User’s Guide, all thr
2. Unit Description2.1. Front Panel¬CLEAR: Restarts the APS operating program without changing user-selected parametersettings or breaking port connec
2.2. Back Panel¬RS232 PORTS: For connection to RS232 console ports on user devices. For moreinformation, please refer to Section 4.4 (connection instr
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