Brainboxes RS232 User Manual

Page 27

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Manual for BL-521 5_3.doc

Page 27 of 41

Select the COM port to which you have connected
your product. (Remember to close the Configuration
Utility or Hyperterminal application if you still have
either open)

Then Click “Next”.

Point the upgrade wizard to the upgrade file you
wish to use.

These upgrade files all have the extension .dfu and
the latest version is available from the Brainboxes
website.

Confirm you have made the correct selections by
clicking “Next” to start the upgrade procedure.