Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK Fiche De Données
Codes de produits
AT91SAM9N12-EK
SAM9N12/CN11-EK User Guide
4-19
11186A–ATARM–29-Nov-12
4.3.22
PIO Usage
PIO A Pin Assignment
Table 4-3. PIO A Pin Assignment and Signal Descriptions
Signal
Alternate
Periph A
Periph B
Periph C
PA0
TXD0
SPI1_NPCS1
(LCD connector)
PA1
RXD0
SPI0_NPCS2
PA2
RTS0
ZB_IRQ0
PA3
CTS0
ZB_IRQ1
PA4
SCK0
One Wire
PA5
TXD1
ZB_RSTN
PA6
RXD1
ZB_SLPTR
PA7
TXD2
SPI0_NPCS1
MCI card detect
PA8
RXD2
SPI1_NPCS0
ZigBee
PA9
DRXD
DBGU
PA10
DTXD
DBGU
PA11
SPI0_MISO
MCI_DA4
Serial DataFlash
PA12
SPI0_MOSI
MCI_DA5
Serial DataFlash
PA13
SPI0_SPCK
MCI_DA6
Serial DataFlash
PA14
SPI0_NPCS0
MCI_DA7
Serial DataFlash
PA15
MCI_DA0
MCI
PA16
MCI_CDA
MCI
PA17
MCI_CK
MCI
PA18
MCI_DA1
MCI
PA19
MCI_DA2
MCI
PA20
MCI_DA3
MCI
PA21
TIOA0
SPI1_MISO
ZigBee
PA22
TIOA1
SPI1_MOSI
ZigBee
PA23
TIOA2
SPI1_SPCK
ZigBee
PA24
TCLK0
TK
Audio
PA25
TCLK1
TF
Audio
PA26
TCLK2
TD
Audio
PA27
TIOB0
RD
Audio
PA28
TIOB1
RK
Audio
PA29
TIOB2
RF
Audio
PA30
TWD0
SPI1_NPCS3
Audio & LCD connector
PA31
TWCK0
SPI1_NPCS2
Audio & LCD connector