This directory contains the SDK for ST31 applications development
Make sure to use the tagged version matching your development environment as syscalls IDs might have changed
On firmware version 1.6+, 2 SDK branches are temporarily available
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The main branch tracks the updated SDK merging Nano X UI features (Flow) currently only used for a few appilcations (Bitcoin, Ethereum, SSH, U2F)
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The og- branches track SDKs compatible with 1.5.5
Developers are encouraged to migrate their application to the updated SDK to create portable applications between Nano S and Nano X devices