restore GPIO handling performance

AdaCore / Ada_Drivers_Library

Ada source code and complete sample GNAT projects for selected bare-board platforms supported by GNAT.

BSD 3-Clause "New" or "Revised" License

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Closed pat-rogers closed 7 years ago

pat-rogers commented 7 years ago

Go back to bit-oriented rather than array oriented accesses to take advantage of hardware designed for that purpose.

pat-rogers commented 7 years ago

Requires later version of compiler.