add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

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# Locally calculated
sha256    ed00ffaeaa312a5b4f969f4e97a64603a866bbe16e393ea02f5bf05234814d59    smstools3-3.1.15.tar.gz