For update the FW on SPIRIT1 dongle you must follow the steps below.

1. Download and install the latest version of the DK for SPIRIT1 that is named:
   STSW-CONNECT009
   (see at the end of the page)
2. Press the button indicated from the red arrow and connect the dongle to the PC.
   Now you must see the Orange or Green LED flashing.
   The color of the LED depends how are old your dongle.
   
3. Run the SPIRIT1 DK and follow the steps below.
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   From the window that appear choose the file:
   SPIRIT1_CLI.hex
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That is all.

The SPIRIT1 development kit user manual (UM1657) is here.

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