Tuesday 7 April 2015

Who is ELMO GMAS

I recently purchased an ATMEL SAMA5D3 Xplained board play around with developing some bare metal ARM code and possibly at some point in the future when I learn a bit more port the .net micro framework to this board. Also this board can run a few different flavours of embedded Linux and is supported by the GCC compiler.

One of the first issues that I came across is when I connected this board was that it is detected as an ELMO GMAS device.

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From a quick search I found very little info on why the board was detected as an ELMO GMAS device. Being unsure if this incorrect detection would cause problems with some of the flash tools I set about fixing the problem.

First step is to install the latest SAM-BA tool from ATMEL. This contains the correct driver definition for the board.

  • Right click on the ELMO GMAS device and click update driver
  • Select Browse my computer for driver software

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  • Select Let me pick from a list of device drivers on my computer

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  • Click have disk

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  • Browse to the driver folder of SAM-BA

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  • Click ok then click next

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  • A warning will be displayed, click ok as we are sure that this is the correct driver

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  • The driver will be installed and the device will show up as an AT91 USB to Serial converter

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When the board is booted up in BootROM mode i.e. the JP5 jumper is removed you may have to install a driver for the device. The same AT91 driver can be used