User manual
Board Description
4-14 AT91SAM9M10-G45-EK User Guide
6495B–ATARM–21-Apr-10
Figure 4-11. Ethernet Port
For more information about the Ethernet controller device, refer to the Davicom DM9161 controller man-
ufacturer's datasheet.
GND_ETH
GND_ETH
GND_ETH
GND_ETH
GND_ETH
3V3
3V3
3V3
3V3
3V3
3V3
AVDDT
AVDDT
AVDDT
3V3
PA10
PA14
PA27
PA18
NRST
PA19
PD5
PA29
PA30
PA16
PA15
PA28
PA12
PA13
PA8
PA9
PA17
PA7
PA6
PA11
SPEED 100
FULL DUPLEX
LINK&ACT
(TX_CLK)
(TXD3)
(TXD2)
(RXD1)
(RXD0)
(RX_CLK)
(RX_DV)
RJ45 ETHERNET CONNECTOR
(RXD2)
(TXD1)
(TXD0)
(TX_EN)
(RXD3)
(COL)
(CRS)
(MDC)
(MDIO)
(MDINTR)
(TX_ER)
(RX_ER)
JP16JP16
1
2
RR47
10k
RR47
10k
1
2
3
4 5
6
7
8
C176
100n
C176
100n
C186100nC186100n
R108 0R
DNP
R108 0R
DNP
R106 0R DNPR106 0R DNP
C174
22p
DNP
C174
22p
DNP
R107
49.9R
R107
49.9R
C185100nC185100n
C182 100nC182 100n
C184100nC184100n
R98 10kR98 10k
C181
10u
10V
C181
10u
10V
R121
470R
R121
470R
C183
100n
C183
100n
L15
2200R
L15
2200R
1
2
MN18
DM9161AEP
MN18
DM9161AEP
TX_ER/TXD4
16
COL/RMII
36
MDC
24
RX-
4
RX+
3
TX-
8
TX+
7
XT1
43
REF_CLK/XT2
42
RX_CLK/10BTSER
34
RX_DV/TESTMODE
37
RX_ER/RXD4/RPTR
38
TX_EN
21
BGRES
48
AVDDR
1
AVDDR
2
DVDD
41
DGND
44
DGND
15
AGND
5
AGND
6
LED2/OP2
13
LED1/OP1
12
LED0/OP0
11
TXD3
17
TXD2
18
TXD0
20
TXD1
19
TX_CLK/ISOLATE
22
RXD0/PHYAD0
29
RXD1/PHYAD1
28
RXD2/PHYAD2
27
RXD3/PHYAD3
26
CRS/PHYAD4
35
MDIO
25
MDINTR
32
PWRDWN
10
DGND
33
RESET
40
AVDDT
9
DISMDIX
39
DVDD
30
DVDD
23
AGND
46
BGRESG
47
CABLESTS/LINKSTS
14
N.C
45
LEDMODE
31
Y5
25MHz
DNP
Y5
25MHz
DNP
1 3
24
1
2
3
6
4
5
7
8
75
75
7575
1nF
TD+
TD-
CT
NC
RD-
CT
TX+
TX-
RX+
RX-
RD+
J15
J00-0061NL
J15
J00-0061NL
1
2
7
8
3
6
5
4
15
16
R100 0R
DNP
R100 0R
DNP
R102
49.9R
R102
49.9R
R116 0RR116 0R
D6
Green
D6
Green
12
R110 0R DNPR110 0R DNP
R112 0R DNPR112 0R DNP
R114 0R DNPR114 0R DNP
R119
470R
R119
470R
C179 100nC179 100n
C173
100n
C173
100n
D4 YellowD4 Yellow
1
2
R113
49.9R
R113
49.9R
C180
10u
10V
C180
10u
10V
R103 0R DNPR103 0R DNP
R104 0R DNPR104 0R DNP
R99
0R
R99
0R
R105 0R
DNP
R105 0R
DNP
R123 0RR123 0R
R101 0RR101 0R
R109 0R
DNP
R109 0R
DNP
C178
100n
C178
100n
D5 GreenD5 Green
12
R115 1.5kR115 1.5k
R117
6.8k
R117
6.8k
R118
470R
R118
470R
R120 0RR120 0R
RR44
10k
RR44
10k
1
2
3
4 5
6
7
8
C177 100nC177 100n
RR45
10k
RR45
10k
1
2
3
4 5
6
7
8
R122 0RR122 0R
R111
49.9R
R111
49.9R
C175
22p
DNP
C175
22p
DNP
C187
10u
10V
C187
10u
10V
VDD
VSS OUT
OE
Y4
50MHz
VDD
VSS OUT
OE
Y4
50MHz
41
32
RR46
10k
RR46
10k
1
2
3
4 5
6
7
8