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6384DS–ATARM–13-Jan-10
AT91SAM9G20 Summary
10.3.2
PIO Controller B Multiplexing
Table 10-3.
Multiplexing on PIO Controller B
PIO Controller B
Application Usage
I/O Line
Peripheral A
Peripheral B
Comments
Reset State
Power Supply
Function
Comments
PB0
SPI1_MISO
TIOA3
I/O
VDDIOP
PB1
SPI1_MOSI
TIOB3
I/O
VDDIOP
PB2
SPI1_SPCK
TIOA4
I/O
VDDIOP
PB3
SPI1_NPCS0
TIOA5
I/O
VDDIOP
PB4
TXD0
I/O
VDDIOP
PB5
RXD0
I/O
VDDIOP
PB6
TXD1
TCLK1
I/O
VDDIOP
PB7
RXD1
TCLK2
I/O
VDDIOP
PB8
TXD2
I/O
VDDIOP
PB9
RXD2
I/O
VDDIOP
PB10
TXD3
ISI_D8
I/O
VDDIOP
PB11
RXD3
ISI_D9
I/O
VDDIOP
PB12
TXD5
ISI_D10
I/O
VDDIOP
PB13
RXD5
ISI_D11
I/O
VDDIOP
PB14
DRXD
I/O
VDDIOP
PB15
DTXD
I/O
VDDIOP
PB16
TK0
TCLK3
I/O
VDDIOP
PB17
TF0
TCLK4
I/O
VDDIOP
PB18
TD0
TIOB4
I/O
VDDIOP
PB19
RD0
TIOB5
I/O
VDDIOP
PB20
RK0
ISI_D0
I/O
VDDIOP
PB21
RF0
ISI_D1
I/O
VDDIOP
PB22
DSR0
ISI_D2
I/O
VDDIOP
PB23
DCD0
ISI_D3
I/O
VDDIOP
PB24
DTR0
ISI_D4
I/O
VDDIOP
PB25
RI0
ISI_D5
I/O
VDDIOP
PB26
RTS0
ISI_D6
I/O
VDDIOP
PB27
CTS0
ISI_D7
I/O
VDDIOP
PB28
RTS1
ISI_PCK
I/O
VDDIOP
PB29
CTS1
ISI_VSYNC
I/O
VDDIOP
PB30
PCK0
ISI_HSYNC
I/O
VDDIOP
PB31
PCK1
ISI_MCK
I/O
VDDIOP