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Board Description
Table 4-3. Discrete LEDs
LED
D6
D7
D8
D9
D10
D11
Description
Green LED
Green LED
Red LED
Yellow LED
Green LED
Green LED
Comment
User software controlled
User software controlled
User software controlled
Indicates transmission or reception via Ethernet
Indicates speed 100
Is lit when a good link test has been detected
Figure 4-13. Software Controlled LEDs
U S ER INTERFACE
3 V 3
3 V 3
D6
D7
GREEN
GREEN
R10
R11
470R
470R
PD0
PD 3 1
R12
470R
PB15
PB16
D 8
RED
R15
470K
BP 3
3
PB14
PB1 8
LEFT
PU S H
1
2
3
4 UP
5 RIGHT
6 DOWN
Q2
1
PD 3 0
PB17
JOY S TICK
IRLML2402
2
C215
C216
C217
C21 8
C219
R141
10nF
10nF
10nF
100R
10nF
10nF
POWER LED
PB[14..1 8 ]
4.2.10
Serial Peripheral Interface Controller (SPI)
The SAM9M10 provides two high-speed Serial Peripheral Interface (SPI) controllers. One port is used to
interface with the on-board serial EEPROM.
Figure 4-14. SPI
3 V 3
DNP
R5 3
1
JP11
3
470K
MN14
3 V 3
PB0
PB1
PB2
PB 3
( S PI0_MI S O)
( S PI0_MO S I)
( S PI0_ S PCK)
(SPI0_NPCS0)
JP12
8
1
2
4
S O
S I
S CK
C S
VCC
GND
6
7
C110
100nF
NR S T
3
RE S ET
WP
5
AT45D 3 21D
AT91SAM9M10-EKES User Guide
S ERIAL DATAFLA S H
R55
DNP
W RITE PROTECT
NORMALLY OPEN
4-17
11029A–ATARM–11-Jan-10
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