Atmel SAM4C32-EK, User Manual

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SAM4C32-EK [USER GUIDE]
Atmel-11253A-ATARM-SAM4C32-EK-UserGuide_17-Sep-14
25
3.14.2 PIO Port B Pin Assignments
Table 3-9. PIO Port B Pin Assignments
I/O Line
Peripheral
Extra
Function System
Function
Reset State Using A B C
PB0 TWD1 – – – TDI
JTAG, I, ST
–
PB1 TWCK1 – – RTCOUT0 TDO/TRACESWO –
PB2 – – – – TMS/SWDIO –
PB3 – – – – TCK/SWCLK –
PB4 URXD0 TCLK0 A17 – WKUP8
PIO, I, PU, ST
DBGU
PB5 UTXD0 – A16 – – DBGU
PB6 – – D0 SEG24 – –
PB7 TIOA1 – D1 SEG25 – –
PB8 TIOB1 – D2 SEG26 – –
PB9 TCLK1 – D3 SEG27 – –
PB10 TIOA2 – D4 SEG28 – –
PB11 TIOB2 – D5 SEG29 – –
PB12 TCLK2 – D6 SEG30 – –
PB13 PCK0 – D7 SEG31/AD3 – –
PB14 – – NWR0–NWE SEG32 – –
PB15 – –
NWR1–
NBS1
SEG33 – ZigBit / SLPTR
PB16 RXD0 – D8 SEG34 WKUP10
PIO, I, PD, ST
ZigBit / RXD
PB17 TXD0 – D9 SEG35 – ZigBit / TXD
PB18 SCK0 PCK2 D10 SEG36 – ZigBit / RST
PB19 RXD4 – D11 SEG37 – ZigBit / MOSI
PB20 TXD4 – D12 SEG38 – ZigBit / MISO
PB21 SCK4 NANDOE D13 SEG39 WKUP11 ZigBit / SPCK
PB22 RTS4 NANDWE D14 SEG40 –
PIO, I, PD, ST
ZigBit / NPCS
PB23 ADTRG – D15 SEG41/AD4 – –
PB24 TIOA3 – A7 SEG42 – –
PB25 TIOB3 – A6 SEG43 – –
PB26 TCLK3 – A5 SEG44 WKUP13 –
PB27 – – A4 SEG45 WKUP14 –
PB28 – – A3 SEG46 WKUP15 –
PB29 – – A2 SEG47 – –
PB30 – – A1 SEG48 – –
PB31 – – A0–NBS0 SEG49/AD5 – –