modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

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# md5 from https://pypi.python.org/pypi/ipy/json, sha256 locally computed
md5    7b8c6eb4111b15aea31b67108e769712  IPy-0.83.tar.gz
sha256    61da5a532b159b387176f6eabf11946e7458b6df8fb8b91ff1d345ca7a6edab8  IPy-0.83.tar.gz