Schematic
PWR_FLAG
PWR_FLAG
SS0/PWM10
SCK
MOSI
MISO
/MASTER−RESET
+3.3V
GND
1
/RESET
2
/MR
3
VCC
4
U603
APX811−31UG−7
W5100 Reset on Poweron
+3.3V
C608
10uF 6.3V A TANT
L602
1uH 250mA
3V3A
1V8A
1V8D
L601
1uH 250mA
C606
10uF 6.3V A TANT
C604
10uF 6.3V A TANT
Analog Power Decoupling
C609
100nF
C610
100nF
1
2
3
4
5
6
7
8
R605
49R9 1%
+3.3V
For DC PoE with low voltage,
jumper 3(PoE_V+) to 4(VIN)
& 2(PoE_V−) to 1(GND)
PoE_V−
PoE_V+
Direct feed to Arduino VIN
VIN
1
2
3
4
JP601
M04
PoE Module Header
POE_V−
POE_V+
FDXLED
LINKLED
+3.3V
C611
100nF
3V3A
1CT:1
1CT:1
Green
J1/T+
J2/T−
J3/R+
J4
J5
J6/R−
J7
J8
Yellow
RX+
1
RX−
2
RXCT
3
TXCT
4
TX+
5
TX−
6
V+
9
V−
10
Y+
11
Y−
12
G+
13
G−
14
GND
GND1
GND
GND2
U602
HY931147C
1V8D
1V8A
3V3A
+3.3V
C603
100nF
1.8v decoupling:
1 near 15/16,
1 near 33
C605
100nF
C607
100nF
TXLED
RXLED
COLLED
FDXLED
SPDLED
LINKLED
+3.3V
A
K
D604
RED
A
K
D605
YELLOW
A
K
D606
YELLOW
A
K
D603
GREEN
A
K
D602
GREEN
A
K
D601
YELLOW
1
2
R604A
1K
3
4
R604B
1K
7
8
R604D
1K
5
6
R604C
1K
5
6
R601C
1K
7
8
R601D
1K
PWM2
C602
22pF
C601
22pF
R602
1M
X601
TXC 7A 25MHz 18pF
WIZRST
R603
12K3 1%
+3.3V
3
4
R601B
1K
/SCS & SS0 Behaviour:
MISO pin tri−state
by SS & /SCS
SS0 low
simultaneously
drives SEN high
−> SPI enabled
& chip selected
1
2
R601A
1K
+3.3V
G
1
S
2
D
3
Q601
2N7002
SOT23
RSET_BG
1
NC
3
GNDA
4
RXIP
5
RXIN
6
VCC1V8A
7
TXOP
8
TXON
9
GNDA
10
DATA6
20
SCLK
30
ADDR12
40
ADDR4
50
NC
60
FDXLED
70
NC
80
1V8_OUT
11
DATA5
21
SEN
31
ADDR11
41
ADDR3
51
NC
61
COLLED
71
VCC3V3D
12
DATA4
22
GNDD
32
ADDR10
42
ADDR2
52
NC
62
RXLED
72
GNDD
13
DATA3
23
VCC1V8D
33
GNDD
43
ADDR1
53
OPMODE0
63
TXLED
73
GNDD
14
DATA2
24
TEST_MODE3
34
VCC3V3D
44
ADDR0
54
OPMODE1
64
VCC1V8A
74
VCC1V8D
15
DATA1
25
TEST_MODE2
35
ADDR9
45
/CS
55
OPMODE2
65
VCC1V8D
16
DATA0
26
TEST_MODE1
36
ADDR8
46
/INT
56
LINKLED
66
GNDD
17
MISO
27
TEST_MODE0
37
ADDR7
47
/WR
57
SPDLED
67
GNDA
77
VCC3V3D
18
MOSI
28
ADDR14
38
ADDR6
48
/RD
58
GNDD
68
NC
78
DATA7
19
/SCS
29
ADDR13
39
ADDR5
49
/RESET
59
VCC1V8D
69
NC
79
VCC3V3A
2
XTLN
75
XTLP
76
IC601
W5100
Reset IC − 140ms min, 280ms max
< 3.08 Vrst, push−pull output
1
1
2
2
SJ601
OPEN
R606
1K
R607
1K
WIZRST