Atmel Evaluation Kit AT91SAM9G20-EK AT91SAM9G20-EK Data Sheet
Product codes
AT91SAM9G20-EK
Board Description
3-8
AT91SAM9G20-EK Evaluation Board User Guide
6413C–ATARM–18-Feb-09
Table 3-2. I/O Peripheral Controller B
I/O Line
Peripheral A
Peripheral B
Comments
Function
PB0
SPI1_MISO
TIOA3
ETHERNET DM9161A MII/RMII (IRQ)
PB1
SPI1_MOSI
TIOB3
Audio DAC WM8731 (MOSI)
PB2
SPI1_SPCK
TIOA4
Audio DAC WM8731 (SPCK)
PB3
SPI1_NPCS0
TIOB4
Audio DAC WM8731 (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
User LED
PB9
RXD2
Power LED
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 WM8731 (BCLK)
PB17
TF0
TCLK4
Audio DAC WM8731 (LRFS)
PB18
TD0
TIOB4
Audio DAC WM8731 (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