A0,PA0
A1,PA1
A2,PA2
A3,PA3
A4,PA4
A5,PA5
A6,PA6
A7,PA7
A8,PA8
A9,PA9
A10,PA10
A11,PA11
A12,PA12
A13,PA13
A14,PA14
A15,PA15
B0,PB0
B1,PB1
B2,PB2
B3,PB3
B4,PB4
B5,PB5
B6,PB6
B7,PB7
B8,PB8
B9,PB9
B10,PB10
B11,PB11
B12,PB12
B13,PB13
B14,PB14
B15,PB15
C0,PC0
C1,PC1
C2,PC2
C3,PC3
C4,PC4
C5,PC5
C6,PC6
C7,PC7
C8,PC8
C9,PC9
C10,PC10
C11,PC11
C12,PC12
C13,PC13
C14,PC14
C15,PC15
USER_B1,PC13
LED_GREEN,PA5