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view doc/LCD-test-wiring @ 128:95c2a67e1219

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doc, linux-patch: update for failure to mainline DUART28C support
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 02 Feb 2021 04:32:42 +0000
parents 5eaf832d57d0
children
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Our LCD test program is written assuming the following GPIO wiring:

I/O0 (ACBUS0) is wired to the register select pin
I/O1 (ACBUS1) is wired to the reset pin