US Robotics 8200
The USR8200 is a 4-port router with USB and Fireware ports. The released firmware is based on Jungo's OpenRG.
Supported Versions
There's only one version of the device. However, some units contain older revisions of the IXP422 and these are not supported! The install program detects these and warns the user.
Hardware Highlights
| CPU | Ram | Flash | Network | USB | Firewire | Serial | JTag |
|---|---|---|---|---|---|---|---|
| IXP422 | 64MB | 32MB | 4x1 | Yes | Yes | Yes* | Yes* |
- Requires opening the unit.
Installation
Installation involves replacing the manufacturer's firmware (including bootloader). The first step is to install Redboot; obtain a copy from here: http://mysite.verizon.net/jvasco/openwrt/rb-usr8200-ROM.bin. Then follow the installation procedure described for Actiontec MI424-WR.
Hardware
Info
| Architecture: ARM |
| Vendor: Intel |
| Bootloader: Redboot |
| System-On-Chip: X-Scale IXP422 |
| CPU Speed: 266 Mhz |
| Flash-Chip: TE28F128 J3C150 |
| Flash size: 16 MiB |
| RAM: 64 MiB |
| Ethernet: Marvel 88E6060 switch |
| USB: VT6212L USB 2.0 Controller |
| Firewire: VT6307S IEEE 1394 |
| Serial: Yes |
| JTAG: Yes |
Opening the case
Note: This will void your warranty!
- There is one screw under the label on the bottom cover.
- There are 7 tabs (4 under the legs).
- Pry appart.
Main PCB
Serial
There is a 10-pin header on the motherboard. It provides RS-232 level signals. The pin assignments (all other pins are not connected):
| Pin | Signal |
|---|---|
| 3 | TX |
| 5 | RX |
| 9 | Ground |
JTAG
How to connect to JTAG interface, and how to reflash the device with JTAG tools
See port.jtag for more JTAG details.
Specific Configuration
Interfaces
The default network configuration is:
| Interface Name | Description | Default configuration |
|---|---|---|
| eth0 | LAN ports (1 to 4) | 192.168.1.1 |
| eth1 | WAN port | DHCP |
Buttons
toh/us.robotics/usr8200.txt · Last modified: 2012/02/01 21:38 by danitool