add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

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export HOME=/oem
export PATH=$PATH:$HOME:$HOME/bin:$HOME/usr/bin:$HOME/sbin:$HOME/usr/sbin
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/usrlibs:$HOME/usr/lib:$HOME/lib