added readme to PiFace demo

2015-06-25 18:45:56 +00:00
parent 3751c1bd23
commit b0bd3d6e07
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+This demo is designed for a Raspberry Pi connected to a PiFace card.
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+The demo uses libpifacedigital from github.com/piface repository.
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+To build, start with the configure script:
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+$ ./configure.sh
+$ make clean all
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+