H663/H512 families firmware upgrade procedure for Linux

SpringCard H663 and H512 families are a group of NFC devices / contactless smartcard readers. This document explains how to upgrade their firmware, using Linux.


Please note that SpringCard is not responsible for any procedure that end user performs. YOU’RE FOLLOWING THIS PROCEDURE AT YOUR OWN RISK.


For this howto, we will assume that you have some Linux basis.
All this demonstration has been done as root on a Linux Debian 10.10 Operating System and on a Raspberry Pi with Raspbian GNU/Linux 10 (buster).

You can find all the relevant files at the end of this tutorial (Python script).

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