Figure 5-11. Ethernet 10/100M
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
10Base-T/100Base-TX
Ethernet
LINK
ACT
Routing top or bottom
100 ohms differential trace
impedance
At the De-Assertion of Reset:
PHY ADD[2:0]-pin15/14/13: 001 = 1
CONFIG[2:0]-pin18/29/28:001,RMII mode
Duplex Mode-pin16: 1,Half Duplex
Isolate Mode-pin20: 0,Disable
Speed Mode-pin31: 1,100Mbps
Nway Auto-Negotiation-p30: 1,Enable
top/bot
top/bot
top/bot
top/bot
RevB
ETH_LED0
ETH_LED0
ETH_XI
ETH_XO
TX+
TX+
ETH_XI
ETH_XO
ETH_LED1
ETH_LED1
TX-
RX+
RX-
RX-
RX+
TX-
GND_POWER
GND_POWER
EARTH_ETH
EARTH_ETH
GND_ETH
GND_POWER
GND_ETH
GND_POWER
EARTH_ETH
GND_POWER
GND_POWER
VDDA_3V3
VDD_3V3
VDD_3V3
VDD_3V3
VDD_3V3
ETH_INT_PB24
6
ETH_GTXCK_PB14 6
ETH_GTXEN_PB15 6
ETH_GRXDV_PB16
6
ETH_GRXER_PB17
6
ETH_GRX0_PB18
6
ETH_GRX1_PB19
6
ETH_GTX0_PB20 6
ETH_GTX1_PB21 6
ETH_GMDC_PB22
6
ETH_GMDIO_PB23
6
NRST
3,8,12,13
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
INIT EDIT
A
A
RevA
11
13
B
XX-XXX-XX
ZhouB
XXX
11) Ethernet_10/100M
06-JAN-17
SAMA5D2-PTC-EK
XXX XX-XXX-XX
ZhouB 07-MAR-17
03-OCT-17
THR
X
X
-
X
X
X
-
X
X
X
X
X
B
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
INIT EDIT
A
A
RevA
11
13
B
XX-XXX-XX
ZhouB
XXX
11) Ethernet_10/100M
06-JAN-17
SAMA5D2-PTC-EK
XXX XX-XXX-XX
ZhouB 07-MAR-17
03-OCT-17
THR
X
X
-
X
X
X
-
X
X
X
X
X
B
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
INIT EDIT
A
A
RevA
11
13
B
XX-XXX-XX
ZhouB
XXX
11) Ethernet_10/100M
06-JAN-17
SAMA5D2-PTC-EK
XXX XX-XXX-XX
ZhouB 07-MAR-17
03-OCT-17
THR
X
X
-
X
X
X
-
X
X
X
X
X
B
R200
10K
R0402
R198
1K
R0402
R2
0
2
1
0
K
R
0
4
0
2
R190
510R
R0402
C125 22pF
C0402
U17
KSZ8081RNB
qfn32_1p5h
RXC/B-CAST_OFF
19
CRS/CONFIG1
29
COL/CONFIG0
28
TXD1
25
TXD0
24
TXEN
23
RXD3/PHYAD0
13
RXD2/PHYAD1
14
RXD1/PHYAD2
15
RXD0/DUPLEX
16
RXDV/CONFIG2
18
RXER/ISO
20
MDC
12
MDIO
11
INTRP/NAND
21
VDDA_3V3
3
VDDIO
17
RESET
32
TXP
7
TXM
6
RXP
5
RXM
4
VDD_1V2
2
GND
1
PADDLE
33
TXC
22
TXD2
26
TXD3
27
REXT
10
XO
8
XI
9
LED0/NWAYEN
30
LED1/SPEED
31
C126 22pF
C0402
R193
10K
R0402
R197
1K
R0402
L18
BLM18PG181SN1D
R0603
1
2
C130
100nF
C0402
C122
100nF
C0402
R192
10K
R0402
C128
10uF
C0603
C121
100nF
C0402
R199
10K
R0402
C129
100nF
C0402
R203
10K
R0402
Y3
25MHz CL=20pF
x4s32x25
1
2
3
4
R
2
0
4
1
0
K
R
0
4
0
2
C123
2.2uF
C0603
C127
10uF
C0603
C124
100nF
C0402
R
2
0
5
1
0
K
R
0
4
0
2
L19
BLM18PG181SN1D
R0603
1
2
R2
0
6
1
0
K
R
0
4
0
2
R194
6.49K 1%
R0402
R191
0R
R0603
R195
DNP
R0402
1
2
3
6
4
5
7
8
75
75
75 75
1nF
TD+
TD-
CT
NC
RD-
CT
TX+
TX-
RX+
RX-
RD+
Left Green LED
Right yellow LED
J8
13F-64GYD2PL2NL
rj45_13f-64gy_P12_4
1
2
7
8
3
6
5
4
9
1
0
1
1
1
2
13
14
15
16
R189
510R
R0402
R196
0R
R0402
R2
0
1
1
0
K
R
0
4
0
2
SAMA5D2-PTC-EK
Appendix A. Schematics and Layouts
©
2017 Microchip Technology Inc.
DS50002709A-page 59