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3-8 AT91SAM9XE-EK Evaluation Board User Guide
6311A–ATARM–04-Feb-08
Table 3-2. PIO Controller B
I/O Line Peripheral A Peripheral B Comments Function
PB0 SPI1_MISO TIOA3 Audio DAC AT73C213 (MISO)
PB1 SPI1_MOSI TIOB3 Audio DAC AT73C213 (MOSI)
PB2 SPI1_SPCK TIOA4 Audio DAC AT73C213 (SPCK)
PB3 SPI1_NPCS0 TIOA5 Audio DAC AT73C213 (Chip Select)
PB4 TXD0 COM PORT 0 (TXD)
PB5 RXD0 COM PORT 0 (RXD)
PB6 TXD1 TCLK1 COM PORT 1 (TXD)
PB7 RXD1 TCLK2 COM PORT 1 (RXD)
PB8 TXD2
PB9 RXD2
PB10 TXD3 ISI_D8 (J28) IMAGE SENSOR CONNECTOR (PB10..PB13)
PB11 RXD3 ISI_D9
PB12 TXD5 ISI_D10
PB13 RXD5 ISI_D11
PB14 DRXD SERIAL DEBUG PORT(RXD)
PB15 DTXD SERIAL DEBUG PORT(TXD)
PB16 TK0 TCLK3 Audio DAC AT73C213 (BCLK)
PB17 TF0 TCLk4 Audio DAC AT73C213 (LRFS)
PB18 TD0 TIOB4 Audio DAC AT73C213 (SDIN)
PB19 RD0 TIOB5 (J28) IMAGE SENSOR CONNECTOR (CTRL2)
PB20 RK0 ISI_D0 (J28) IMAGE SENSOR CONNECTOR (PB20..PB31)
PB21 RF0 ISI_D1
PB22 DSR0 ISI_D2 Warning: Shared with COM PORT 0 (PB22..PB27)
PB23 DCD0 ISI_D3
PB24 DTR0 ISI_D4
PB25 RI0 ISI_D5
PB26 RTS0 ISI_D6
PB27 CTS0 ISI_D7
PB28 RTS1 ISI_PCK Warning: Shared with COM PORT 1 (PB28..PB29)
PB29 CTS1 ISI_VSYNC
PB30 PCK0 ISI_HSYNC
PB31 PCK1 ISI_MCK