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RS485 8-Port Network Configurable Hub
IntelligentMagnetics™ JRNET100
Windows 7 Installation and Setup Instructions

 
These instructions are for Microsoft Windows 7. It is assumed that some terminal program such as Hyperterm, Hercules or Putty are already installed. A driver for USB Port 1 must be installed or the following instructions will not discover that port. Other Windows versions are not supported.

The MCP2200/MCP2221 Windows Driver & Installer can be obtained from http://www.microchip.com/wwwproducts/en/en546923.

Before inserting the power plug into the JRNET100 hub power jack:
(Do not plug in any devices into the RJ12 jacks yet)

  1. Plug in the cable between the PC and the hub USB P1
  2. Go to the operating system "Control Panel
  3. Go to "System and Security
  4. Go to "Device Manager
  5. Open "Ports (COM & LPT)
  6. Record all available COM numbers.
  7. Attach the USB Class 2.0 cable to P1 to the PC
  8. Plug the power plug into the JRNET100 power jack.

All of the JRNET hub panel lights should be active and RED.

To connect the PC terminal program to USB P1:

  1. Observe the new COM port in the “Device Manager” window in the Windows 7 control panel
  2. Start Hyperterm or other serial terminal program

  3. Configure the terminal window for the new COM port and 57600 baud

  4. Open the terminal port
  5. Now, install network devices, sensors and switches to the RJ12 ports 1-8
  6. Wait until any active devices complete their start up procedures which make take a minute
  7. Then, type the command “INITIALIZE” on the command line and hit “return”

The INITIALIZE command must be issued to establish the initial network configuration. All future events are compared to this initial configuration. Any of the network jacks can be “HOT SWAPPED”.

However, each time that is done, the INITIALIZE command must be issued to establish the new configuration. If this is not done, one event can cause false positive alarms on other ports.

For instance, if a previously installed sensor on Port 1 is unplugged and the INITIALIZE command is NOT issued, anytime an event occurs on any other port, the messages in the terminal may indicate that an event has also happened on Port 1. The same thing can occur if a new device or network is plugged into a jack without issuing the INITIALIZE command.

Back Panel


A free open source serial terminal can be downloaded from: http://www.putty.org/

Putty Config

Putty terminal after clicking on "Open".

Putty Terminal

Hyperterm was not included after Windows XP. Instructions on how to copy it from XP to Windows 7 and set it up are included in the following: hyperterm.zip

Hyperterm

A free closed source terminal program, Hercules, can be downloaded here:
http://www.hw-group.com/software/index_en.html.

Hercules terminal

Unplugging the power cable to the hub and plugging it back in may be necessary at times to get proper operation.

The following commands are available:

Command Description
IN The first command to be issued after start up or after any Hot Swap
V Reports the firmware version number
ST Reports the alarm status of all network ports
RX Selects the RS485 network port to connect to USB P2
where X equals the port number (1-8) (default is ROUTE1)
TX Initiates Remote test on any network devices with that function
where X equals the port number (1-8) of the network or device to be tested