SystemBase Eddy DK, Programmer'S Manual

Page: 63 / 147

Eddy DK Programmer Guide
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22 PB19 GPIO or RTD0 or TIOB5 I/O
23 PB18 GPIO or TD0 or TIOB4 I/O
24 PB17 GPIO or TF0 or TCLK4 I/O
25 PB16 GPIO or RxD5 or TCLK3 I/O
26 PB13 GPIO or RxD5 I/O
27 PB12 GPIO or TxD5 I/O
28 PB3 GPIO or SPI1_NPCS0 or TIOA5 I/O
29 PB2 GPIO or SPI1_SPCK I/O
30 PB1 GPIO or SPI1_MOSI or TIOB3 I/O
31 PB0 GPIO or SPI1_MISO or TIOA3 I/O
32 PA30
GPIO Only
I/O
33 PA22 GPIO Only I/O
34 PA5
GPIO Only
I/O
PIO line has high-drive current capable so that can drive about 16mA except PC4-PC31(2mA).
(41.2 DC characteristics of CPU Datasheet, Refer to bellow)
AT91SAM9260 DC Characteristics
Symbol Parameter Conditions Min Typ Max Units
PA0-PA31 PB0-PB31 PC0-
PC3 16
PC4 - PC31 in 3.3V range 2* mA
I
o
Output Current
PC4 - PC31 in 1.8V range 4
* Since Eddy-S4M v2.1 is 3.3V range, PC4-PC31 PIO can drive 2mA.