Intel 249323-003 User Manual
LXD9785 PQFP Demo Board with FPGA for SS-SMII (Fiber)-to-MII Conversion
Development Kit Manual
35
Document #: 249323
Revision #: 003
Rev. Date: January 24, 2002
Revision #: 003
Rev. Date: January 24, 2002
Figure 20. MDIO1 and MDC1 Fix
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
MDIO1 & MDC1 FIX
A
2
L
X
D
97
85
S
S
/S
M
II
M
II
F
X
D
V
B
O
A
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18
18
Wednesday, February 21, 2001
Title
Size
Document Number
R
ev
Date:
S
he
et
of
MDC1_FIX
MDC1
PLD1_O
E
0
PLD1_O
E
1
PLD1_OE
0
PLD1_OE
1
MDC1
MDIO1_FIX
MDIO1_FIX
MDIO1
MDIO1
MDIO1_FIX
MDIO1
MDC1
MDIO1
PLD1_TDO
PLD1_TCK
PLD1_T
M
S
PLD1_TDI
PLD1_TDO
PLD1_TCK
PLD1_T
M
S
PLD1_TDI
MDC1_FIX
MDC1_FIX
3
MDC1
3
MDIO1
3
MDIO1_FI
X
3
GND
GND
GND
GND
GND
GND
GND
GND
GND
VCC_
E
X
T
GND
VCC_
E
X
T
VCC_EX
T
VCC_MDIO
VCC_MDIO
VCC_MDIO
R622
1K
R621
1K
R620
1K
R619
1K
U40
NC7SZ125M
5
1
2
3
4
5
OE
A
GND
Y
VCC
U41
NC7SZ125M
5
1
2
3
4
5
OE
A
GND
Y
VCC
U43
NC7SZ125M
5
1
2
3
4
5
OE
A
GND
Y
VCC
R616
50 1%
R617
50 1%
C358
0.1uF
U42
EPM7032A
ETC44-4
1
4
7
9
17
18
20
24
26
29
32
36
37
38
39
40
41
42
16
TDI
GNDIO
TMS
VCCIO
VCCINT
OUT_ENABLE1
OUT_ENABLE0
GNDIO
TCK
VCCIO
TDO
GNDINT
MDC
INPUT1
INPUT2
INPUT3
VCCINT
MDIO
GNDINT
C357
0.01uF
R615
0
OHMS
C355
0.01uF
R729
0
OHMS
C356
0.1uF
R730
0
OHMS
R618
50 1%
R738
0 OHMS
R623
50 1%
C352
0.01uF
JP21
HEADER 5X2
12
34
56
78
91
0
C354
0.01uF
C353
0.01uF