A0,P0_02,ADC0_IN0
A1,P0_03,ADC0_IN1
A2,P0_04,ADC0_IN2
A3,P0_05,ADC0_IN3
TX,P0_06
RX,P0_08
NFC1,P0_09
NFC2,P0_10
D11,P0_11
SCK,P0_12
MOSI,P0_13
MISO,P0_14
D15,P0_15
D16,P0_16
LED1,P0_17
LED2,P0_19
DFU,P0_20
SDA,P0_25
SCL,P0_26
D27,P0_27
A4,P0_28,ADC0_IN4
A5,P0_29,ADC0_IN5
A6,P0_30,ADC0_IN6
A7,P0_31,ADC0_IN7