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5
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NOTE:
PHY strapped for 100Mb, Full Duplex, AutoNeg Off.
uC MAC unable to sense 10Mb operation on RMII.
R223
22
pin28=PU)
PHY_REFCLK
CONFIG = RMII (Config2,1 = Int. PD,
PHY_TXD1
Speed= 100Mb (pin 31 = Interal PU)
PHY_TXD0
Auto Nego = Off (pin30=PD)
Duplex = Full (pin16=PD)
PHY_TXEN
R224
22
PHY_RXD1
R225
PHY_RXD0
R226
22
PHY_CRS_DV
R227
R250
PHY_RXER
10K
+3.3V
R161
10K
PHY_MDC
R231
PHY_MDIO
R135
+3.3V
10K
+3.3V
C150
C126
0.1uF
22uF
16V
10V
+3.3V
PHY_RST
C149
C127
0.1uF
22uF
16V
10V
4
ETHERNET PHY
U16
KSZ8081
19
REF_CLK/B-CAST_OFF
7
TXP
TXP
25
TXD1
24
TXD0
23
TXEN
13
6
TXN
TP52
PHYAD0
TXM
14
TP53
PHYAD1
15
RXD1/PHYAD2
16
22
RXD0/DUPLEX
18
5
RXP
CRS_DV/CONFIG2
RXP
20
22
C168
RXER/ISO
29
CONFIG1
5.6pF
28
CONFIG0
50V
4
RXN
RXM
C170
5.6pF
12
2
PHY_1.2V
MDC
VDD_1V2
50V
11
22
MDIO
21
INTRP/NAND
1
GND
33
R136
PADDLE
22
NC1
NC
3
26
1K
VDDA_3V3
NC2
NC
27
NC3
NC
R55
10
REXT
6.49K
8
XO
17
9
VDDIO
XI
C315
18pF
30
50V
LED0/NWAYEN
31
LED1/SPEED
32
RESET
R182
100
C78
0.1uF
16V
3
C171
5.6pF
50V
J5
C128
1
C169
0.1uF
2
5.6pF
16V
3
50V
NETWORK
C129
4
0.1uF
5
16V
6
7
8
10
LED1
YEL (R)-LINK
9
12
LED2
GRN (L)-100Mb
11
C142
C125
+3.3V
0.1uF
10uF
13
SHLD
16V
16V
14
J1026F21CNL
C321
0.1uF
16V
Y3
1
3
2
4
C313
18pF
25MHz
50V
R115
100
C320
R97
0.1uF
16V
4.7K
SHEET NAME
SIZE
C
SCALE
NONE
2
CPi2000 Service Manual
Version A - 01/19
F
E
D
C
B
PHY
A
REVISE STAMP
2-PHY
20/12/2017:11:21
ASY/SCH PART NO.
REV
D
5079216
SCH PART NO.
PCB PART NO.
SHEET
1000290874
5079218
2
OF
12
1
31
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