add function to use different SPI port

generationmake / DogGraphicDisplay

arduino library for EA dog graphic displays based on their own arduino library

GNU Lesser General Public License v2.1

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Closed generationmake closed 3 years ago

generationmake commented 3 years ago

at the moment hardware SPI always points to SPI0. On some boards other SPI boards have to be used. So add a possibility to do so.