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Technical Information

Download via CU Using a RS-232C Cable

Outline

Download a file via the Communication Unit (CU) using a RS-232C cable.

The BHT and the CU can be used in the following combinations.

BHT CU
BHT-300 series CU-301
BHT-500 series CU-501
BHT-600 series CU-601
BHT-800 series CU-801
BHT-900 series CU-901

What You Need

Hardware
  • PC
  • BHT
  • CU (connected via RS-232C)
  • RS-232C cross cable
Software and Manual

Install Required Software

Installing BHT-BASIC4.0 Transfer Utility

You need to install a tool for transmitting the program files.

  1. Download the BHT-BASIC4.0 Transfer Utility.
  2. Decompress the downloaded file and install the Transfer Utility.

Download a File

Establishing download environments
Preparation of BHT
  1. Turn on the BHT while keeping the [SF] key and the [1] key pressed together to get the system menu started.
    Select [SET SYSTEM] -> [COMMUNICATION] -> [OPTICAL] -> [PARAMETER].
    The communication speed setting menu is displayed.
    Select the communication speed you desire.
    As a communication interface between the BHT and the CU is defined here, change the [OPTICAL] settings.


    Note: The menu and the item number depend on the BHT.
Preparation of PC
  1. Turn on the Transfer Utility.
  2. Select [Select Protocol…Ctrl+P] from the [Option (O)] menu. Ensure that the communication protocol is set to “YMODEM(Batch)”.
    Ymodem is used for the communication protocol in this case. If anything other than Ymodem is used, you need to change it.
  3. Select [Option…Ctrl+O] from the [Option (O)] menu.
  4. The communication option setting menu is displayed.
    Set the communication port and communication speed most appropriate for your operating environments. Use the COM port number confirmed by the device manager for a communication port.

    [Communication Option Setting when YMODEM(Batch) selected]
Downloading
  1. Start the system menu by turning on the BHT while keeping the [SF] key and the [1] key pressed together and then select [DOWNLOAD].
    The download menu is displayed after that.
    Ymodem is used for the communication protocol in this case. If anything other than Ymodem is used, you need to change it.
  2. Select [FILE].
    The BHT is set to the wait state while a download is in progress, which is indicated by "** Waiting **" on the screen.
  3. Select [Send…Ctrl+S] from the [File (F)] menu on the BHT-BASIC4.0 Transfer Utility to view the [Send File] dialog box.
  4. Select the user program you have created and click [Open (O)].
  5. Download starts. The progress of download is shown on the screen.
  6. The screen below is displayed on completion of the download.
    [Download completed (BHT side)]


    [Download completed (BHT-BASIC4.0 Transfer Utility side)]

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