User`s guide
M1 System Management Board User’s Guide 73
Figure C-5. Ethernet, SMBus, RS232, RS485
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
RS-232 TRANSCEIVER
I2C/SMBUS
RS485 2 WIRE System Transceiver
1%
10/100
0
10BASE-T, Half/Full-Duplex
100BASE-TX,
Half/Full-Duplex
1
0
1
1
Forced Mode
100BASE-TX, Half-Duplex
1
0
10BASE-T, Full-Duplex
AN_EN
10BASE-T, Half-Duplex0
0
0
1
1
AN_EN
0
AN1
1
AN1
1
10BASE-T, Half-Duplex
100BASE-TX,
Half-Duplex
Advertised Mode
0
0
100BASE-T, Half/Full-Duplex
AN0
0
1
1
0
10BASE-T, Half/Full-Duplex
AN0
0
100BASE-TX, Full-Duplex
1
1
10/100 Ethernet PORT
Ethernet, SMBus, RS232, RS485 A
M7AFS System Management Board
C
619Wednesday, September 13, 2006
Title
Size Document Number Rev
Date: Sheet of
RX0_RS232
TX0_RS232
SDA1
SCL1
SDA2
SCL2
RS485_RO
RS485_REB
RS485_DE
RS485_DI
FPGA_ENA_MDC
FPGA_ENA_MDIO
FPGA_ENA_CRS
FPGA_ENA_COL
FPGA_ENA_TXCLK
FPGA_ENA_TXD3
FPGA_ENA_TXD2
FPGA_ENA_TXD1
FPGA_ENA_TXD0
FPGA_ENA_TXEN
FPGA_ENA_RXCLK
FPGA_ENA_RXD3
FPGA_ENA_RXD2
FPGA_ENA_RXD1
FPGA_ENA_RXD0
FPGA_ENA_RXER
FPGA_ENA_RXDV
FPGA_ENA_RESET
CLK_25MHZ
RS232_TX0
RS232_RX0
A3P_AN_EN
A3P_AN1
A3P_AN0
SKP_3.3V
SKP_3.3V
SKP_3.3V
SKP_3.3V
SKP_3.3V
SKP_3.3V
SKP_3.3V
SKP_3.3V
SKP_5V
R152
10K
R13
121
R12
1K
R15
1K
R174 39
C76
0-1uF 10V
R410K
1 2
R1684-99K
J4
4 HEADER
1
2
3
4
RESERVED
1,5,8,20,
21,22,47,
63,68,69,
70,71,74,
75,77,78,80
U11
DP83846A
37
36
61
60
51
59
58
55
54
52
50
45
38
39
40
41
46
44
16
17
11
10
67
66
3
33
32
31
30
29
28
27
26
25
62
35
43
57
65
34
42
53
56
64
24
49
72
23
48
73
4
7
12
14
2
6
9
13
15
18
19
76
79
MDC
MDIO
CRS/LED_CFG
COL
TX_CLK
TXD[3]
TXD[2]
TXD[1]
TXD[0]
TX_EN
TX_ER
RX_CLK
RXD[3]
RXD[2]
RXD[1]
RXD[0]
RX_ER/PAUSE_EN
RX_DV
TD+
TD-
RD+
RD-
X1
X2
RBIAS
LED_DPLX/PHYAD0
LED_COL/PHYAD1
LED_GDLNK/PHYAD2
LED_TX/PHYAD3
LED_RX/PHYAD4
LED_SPEED
AN_EN
AN_1
AN_0
RESET
IO_VDD
IO_VDD
IO_VDD
IO_VDD
IO_GND
IO_GND
IO_GND
IO_GND
IO_GND
CORE_VDD
CORE_VDD
CORE_VDD
CORE_GND
CORE_GND
CORE_GND
ANA_VDD
ANA_VDD
ANA_VDD
ANA_VDD
ANA_GND
ANA_GND
ANA_GND
ANA_GND
ANA_GND
ANA_GND
SUB_GND
SUB_GND
SUB_GND
R6
1-5K
+
C1
0-1uF 10V
12
R11
1K
R153
10K
R151
10K
R171 39
R173 39
C70
0-1uF 10V
U12
MAX3362EKA-T
1
2
3
4 5
6
7
8
RO
RE
DE
DI GND
A
B
VCC
R177 39
D4
RED LED
R175 39
C71
0-1uF 10V
+
C3
0-1uF 10V
12
R154
10K
R18
OPEN
R26 39
D3
RED LED
D15IN4001
R17
121
R31
54-9
+
C54
0-1uF 10V
12
J5
4 HEADER
1
2
3
4
C74
0-1uF 10V
R29
49-9
C77
0-1uF 10V
R1784-99K
R30
49-9
R210K
1 2
R25 39
R7
1-5K
R9
1K
C80
0-1uF 10V
C79
0-1uF 10V
R14
121
L1
BLM31AF700SN1K
D5
RED LED
R167
9-31K
R1704-99K
R32
54-9
U10
MAX3221
1
2
3
4
5
6
7
89
10
11
12
13
14
15
16
EN
C1+
V+
C1-
C2+
C2-
V-
R1INR1OUT
INVALID
T1IN
FORCEON
T1OUT
GND
VCC
FORCEOFF
JP8
12
C67
0-1uF 10V
D17IN4001
C75
0-1uF 10V
+
C6
0-1uF 10V
12
+
C5
0-1uF 10V
1 2
JP9
12
J7
95001-2441
1
2
3
4
+
C52
0-1uF 10V
12
R10
1K
C69
0-1uF 10V
CHS CHS
J3
RJ45_WM
1
2
3
4
5
6
7
8
910
11 12
13 14
R510K
1 2
R110K
1 2
+
C53
0-1uF 10V
12
R8
1K
D14IN4001
+
C2
0-1uF 10V
12
R23 39
R16
OPEN
R1694-99K
C78
0-1uF 10V
D2
RED LED
R155
10K
L2
BLM31AF700SN1K
D16IN4001
+
C55
0-1uF 10V
12
C72
0-1uF 10V
P1
CONNECTOR DB9F
5
9
4
8
3
7
2
6
1
10
11
R172 39
C73
0-1uF 10V
C68
0-1uF 10V
R24 39