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    Restore your Camera after a faulty Firmware Upgrade



    ONLY FOR VGA CAMERAS

    What you need

    • USB to serial UART Interface (3.3 logic needed) available online
    Restore your Camera after a faulty Firmware Upgrade


    • 4x connection cable with female pins on both sided and 4 pin plugs.
    Restore your Camera after a faulty Firmware Upgrade
    Restore your Camera after a faulty Firmware Upgrade


    • Software HyperTerminal (Windows XP) or Software TerraTerm (Vista/7/8):
      • Hyperterminal / Windows XP: Start → Programs → Accessories → Communication → HyperTerminal
      • Tera Term / Windows Vista/7/8: follow the link and download / install the program - Click here to Download
    • Download the newest firmware and web user interface from our download area. Click here to Download your Firmware/WebUI
    • Download the linux-romfs.zip container and unpack it. File:Linux-romfs.zip


    How to prepare your Hardware

    • Connect your USB to UART interface with the cable. Connect the plug to the GND, Rxd, Txd and 3.3u pins - you may want to solder them in place to make sure that the stay in place.
    • Now connect the other side with the camera mainboard and solder them in place. Make the connection according to:
      • Pin #1 Ground → Ground
      • Pin #2 Rxd → Txd
      • Pin #3 Txd → Rxd
      • Pin #4 3.3u → 3.3u
    Restore your Camera after a faulty Firmware Upgrade
    Restore your Camera after a faulty Firmware Upgrade
    Restore your Camera after a faulty Firmware Upgrade


    • Make sure that the connection is solid and that you don´t have a loose contact somewhere.
    • The UART Status LED should light up after plugging in the USB connector (depends on the model you are using).
    Restore your Camera after a faulty Firmware Upgrade



    For Windows XP-User - HyperTerminal

    • First you have to define a new connection after starting up the HyperTerminal. Type in any name and click on OK.
    Restore your Camera after a faulty Firmware Upgrade
    Restore your Camera after a faulty Firmware Upgrade


    • Select the COM port of your UART interface and confirm with OK. You can check the COM port under Control Panel → Device Manager → Ports COM & LTP. Adjust the settings according to the following screenshot and click OK to confirm.
    Restore your Camera after a faulty Firmware Upgrade


    • Save your settings under File → Save As
    • Now open the connection by double-clicking the shortcut on your desktop that was created in the previous step.
    • The program should automatically launch the mainboards bootloader - then press ESC. You should now see the following screen.
    Restore your Camera after a faulty Firmware Upgrade


    • Now type in the following two commands: del 6 "Enter" THEN del 7 "Enter" (Don´t forget the SPACE!!!)
    Restore your Camera after a faulty Firmware Upgrade


    • Now type in the following:

    fx 6 romfs.img 0x7f0e0000 0x7f0e0000 -a "Enter" Waiting for download... will be displayed.

    Restore your Camera after a faulty Firmware Upgrade


    • Select the romfs.img file you downloaded earlier in Transfer → Send file → choose the romfs image file by browsing to the location you extracted it to earlier. Then set the protocol to Xmodem and click on Send.
    Restore your Camera after a faulty Firmware Upgrade


    • After the upload is completet repeat these steps for the Linux.zip file. Type in:

    fx 7 linux.zip 0x7f020000 0x8000 -acxz "Enter"

    • Choose the file linux.zip from the earlier download and select the protocol Xmodem.
    • Now type in boot and confirm with Enter.
    Restore your Camera after a faulty Firmware Upgrade


    • You can now reassemble your camera and check if you can connect it to your local cable network.


    For Windows Vista/7/8 User - TeraTerm

    Restore your Camera after a faulty Firmware Upgrade


    • After starting TeraTerm you first have to set up a new connection. Choose a serial connection (Seriell) and select the port the UART interface is connected to. Confirm these settings with OK. You can check the COM port under Control Panel → Device Manager → Ports COM & LTP.
    Restore your Camera after a faulty Firmware Upgrade


    • Now go to Einstellungen (Settings) and choose Serieller Port (Serial Port).
    • Adjust the settings according to the following screenshot and click OK to confirm.
    Restore your Camera after a faulty Firmware Upgrade


    • The program should automatically launch the mainboards bootloader - then press ESC. You should now see the following screen.
    Restore your Camera after a faulty Firmware Upgrade
    Restore your Camera after a faulty Firmware Upgrade


    • * Now type in the following two commands: del 6 "Enter" THEN del 7 "Enter" (Don´t forget the SPACE!!!)
    Restore your Camera after a faulty Firmware Upgrade


    • Now type: fx 6 romfs.img 0x7f0e0000 0x7f0e0000 -a "Enter" . The program now waits for the file to transfer.
    Restore your Camera after a faulty Firmware Upgrade


    • Now go to Datei → Transfer → XMODEM → Senden and browse for the romfs.img you downloaded in the beginning. Click on Open to start the file transfer.
    Restore your Camera after a faulty Firmware Upgrade
    Restore your Camera after a faulty Firmware Upgrade
    Restore your Camera after a faulty Firmware Upgrade


    • Now we have to repeat those steps for the Linux.zip file. Type:

    fx 7 linux.zip 0x7f020000 0x8000 -acxz "Enter" . and choose the file linux.zip.

    • Afterwards, type boot and confirm with "Enter" .
    Restore your Camera after a faulty Firmware Upgrade


    • You can now reassemble your camera and check if you can connect it to your local cable network.


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