Support Analog Pins for digital input and output

[Sebastian Möbius]

Arduinos can use analog pins as general purpose GPIOs too.

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PF 0 54 A0
PF 1 55 A1
PF 2 56 A2
PF 3 57 A3
PF 4 58 A4
PF 5 59 A5
PF 6 60 A6
PF 7 61 A7
PK 0 62 A8
PK 1 63 A9
PK 2 64 A10
PK 3 65 A11
PK 4 66 A12
PK 5 67 A13
PK 6 68 A14
PK 7 69 A15

[Sebastian Möbius]

You can use these pins with their digital identifier.