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5
harman/kardon
R99 digital communication mode
If pull up by AML8218 maybe
EMPTY is MII mode
needn't solder R101 & R102
PULL UP is RMII mode
R100 internal regulator mode
EMPTY is Enabled internal Regulator
D
PULL UP is Disabled internal Regulator
Mode2
Mode1
Mode0
RMII_MODE2
RMII_RXD1
RMII_RXD0
1
1
1
111 All capable
1
1
0
110 Power Down Mode (DEFAULT)
1
0
1
101 Repeater Mode
1
0
0
100 100Base-TX Half Duplex Advertised
0
1
1
011 100Base-TX Full Duplex Auto Negotiate
0
1
0
010 100Base-TX Half Duplex Auto Negotiate
0
0
1
001 10Base-T Full Duplex Auto Negotiate
0
0
0
000 10Base-T Half Duplex Auto Negotiate
NOTE:The default is Power Down Mode.As using other MODE,RMII_MODE2、
RMII_RXD1、RMII_RXD0 should be configured as GPIO first by software.
Please refer to LAN8700 for detail.
R111 pin 1 mode
EMPTY is nINT
PULL UP is TXER/TXD4
C
FROM:AML8218
RMII_MDIO
RMII_MDIO
RMII_MDC
RMII_MDC
RMII_RXD0
RMII_RXD0
RMII_RXD1
RMII_RXD1
RMII_MODE2
RMII_MODE2
RMII_RXERR
RMII_RXERR
RMII_TXEN
RMII_TXEN
RMII_TXD0
RMII_TXD0
RMII_TXD1
RMII_TXD1
RMII_CRS_DV
RMII_CRS_DV
RMII_nRST
RMII_nRST
RMII_CLK50
RMII_CLK50
RMII_nINT
RMII_nINT
B
A
5
4
RMII_3.3V
RMII_VDDIO
RMII_MDIO
R105
22R
RMII_MDC
R106
22R
RMII_RXD0
R107
22R
18
RMII_RXD1
R108
22R
17
RMII_MODE2
R109
22R
16
R110
10K
15
R111
10K N/A
19
DGND
20
RMII_RXERR
R112
22R
21
22
RMII_TXEN
R113
22R
RMII_TXD0
R114
22R
23
RMII_TXD1
R115
22R
24
26
DGND
27
RMII_CRS_DV
R116
22R
36
CRS_PHYAD4
RMII_nRST
R123
22R
RMII_CLK50
R124
22R
14
13
R125
22R
DGND
RMII_3.3V
Y3
50.000MHz
4
3
VDD
OUT
R133 4.7K
1
2
CONT
GND
DGND
RMII_VDDIO
RMII_3.3V
C87
C228
106 X7R/16V
106 X7R/16V
DGND
DGND
4
3
RMII_3.3V
FB20
FB18
FB19
50R
50R
50R
RMII_VDDIO
RMII_VDD
RMII_AVDD
DGND
U12
LAN8700C
4
MDIO
C77
2
29
MDC
TXP
RXD0/MODE0
15pF N/A
28
LAN8700C
RXD1/MODE1
TXN
RXD2/MODE2
32
RXD3/nINTSEL
RXP
C78
RX_DV
31
RX_CLK/REGOFF
RXN
15pF N/A
RX_ER/RXD4
9
TX_CLK
SPEED100/PHYAD0
LINKLED
6
10
TX_EN
LINK/PHYAD1
ACTIVELED
11
TXD0
ACTIVITY/PHYAD2
12
TXD1
FDUPLEX/PHYAD3
CRS_PHYAD4
TXD2
TXD3
1
COL/RMII/CRS_DV
nINT/TX_ER/TXD4
3
CRS/PHYAD4
8
VDD_CORE
5
nRST
CLKIN/XTAL1
C243
XTAL2
475 X7R/16V
DGND
close to LAN8700
DGND
DGND
RMII_VDD
RMII_AVDD
C82
C83
C84
C235
C85
C229
106 X7R/16V
104
104
104
106 X7R/16V
104
close to LAN8700
DGND
DGND
3
2
RMII_3.3V
RMII_3.3V
Layout Note: Keep C77& C78 close to
FB16
FB17
LAN8700 with limited distance from
50R
50R
trace.
LAYOUT: 100 ohm differential
imdepance
DGND
8
9
TD-
TX-
6
11
TCT
TCT
7
10
TD+
TX+
2
15
RD-
RX-
3
14
RCT
RCT
1
16
RD+
RX+
TXIN+
U35
HR681690
TXIN-
C76
RXIN+
223
RXIN-
DGND
ETH_GND
R117
10K
RMII_VDDIO
RMII_nINT
LED1
LED2
GREEN N/A
GREEN N/A
C79
104
DGND
DGND
DGND
RMII_VDDIO
RMII_VDDIO
0R
R132
DGND
ETH_GND
C86
C88
104
104
Title
DGND
HS2X0 MAIN BOARD - 091205
Size
Document Number
B
Harman/Kardon - 5982Y
Date:
Monday, March 29, 2010
2
1
HS 2X0/230 Service Manual
JP1
26LM90-37121-01
1
TX+
2
TX-
3
RX+
RJ-45
6
RX-
4
4
5
5
7
7
8
8
10
15
L+
15
9
G
16
L-
16
14
Shield
C95
12
13
L+
Shield
11
Y
L-
103/2KV
ETH_GND
ACTIVELED
LINKLED
C69
RMII_VDD
103/2KV
ETH_GND
H1
HS650-PT02
DGND
Rev
1.5
Sheet
09
of
10
1
Page 64 of 73
D
C
B
A
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