Datasheet

41
6289CS–ATARM–28-May-09
AT91SAM9R64/RL64
10.4.2 AT91SAM9R64 PIO Multiplexing
Note: In Table 10-6, Table 10-7, Table 10-8 and Table 10-9, shaded cells indicate I/O lines that are NOT available on the
AT91SAM9R64.
10.4.2.1 AT91SAM9R64 PIO Controller A Multiplexing
Table 10-6. AT91SAM9R64 Multiplexing on PIO Controller A
PIO Controller A Application Usage
I/O Line Peripheral A Peripheral B
Reset
State
Power
Supply Function Comments
PA0 MC_DA0 I/O VDDIOP
PA1 MC_CDA I/O VDDIOP
PA2 MC_CK I/O VDDIOP
PA3 MC_DA1 TCLK0 I/O VDDIOP
PA4 MC_DA2 TIOA0 I/O VDDIOP
PA5 MC_DA3 TIOB0 I/O VDDIOP
PA6 TXD0 I/O VDDIOP
PA7 RXD0 I/O VDDIOP
PA 8 NA NA Reserved
PA 9 NA NA Reserved
PA10 CTS0 RK0 I/O VDDIOP
PA11 TXD1 I/O VDDIOP
PA12 RXD1 I/O VDDIOP
PA13 TXD2 I/O VDDIOP
PA14 RXD2 I/O VDDIOP
PA15 TD0 I/O VDDIOP
PA16 RD0 I/O VDDIOP
PA17 AD0 I/O VDDIOP
PA18 AD1 RTS1 I/O VDDIOP
PA19 AD2 CTS1 I/O VDDIOP
PA 2 0 NA NA Reserved
PA21 DRXD I/O VDDIOP
PA22 DTXD RF0 I/O VDDIOP
PA23 TWD0 I/O VDDIOP
PA24 TWCK0 I/O VDDIOP
PA25 MISO I/O VDDIOP
PA26 MOSI I/O VDDIOP
PA27 SPCK I/O VDDIOP
PA28 NPCS0 I/O VDDIOP
PA 2 9 NA NA Reserved
PA 3 0 NA NA Reserved
PA31 NWAIT IRQ I/O VDDIOP