HMS Anybus CompactCom B40 Modbus Serial User Manual page 51

5
J1
D
1
2
B_1P/RXP
3
B_1CEN/SDA
4
B_1N/RXN
5
6
B_2P/SDP
7
B_2CEN/SCL
8
B_2N/SDN
9
10
B_3P/TXEN
11
B_3CEN/RX
12
B_3N/TXDIS
13
14
B_4P/TXP/TX
15
B_4CEN/CD/BUSP_N
16
B_4N/TXN/TX_N
17
18
NW_LED4B_N
19
NW_LED4A_N
20
NW_LED3B_N
21
NW_LED3A_N
22
NW_LED2B_N
23
C NW_LED2A_N
24
NW_LED1B_N
25
NW_LED1A_N
26
27
28
A_1P/RXP
29
A_1CEN/SDA
30
A_1N/RXN
31
32
A_2P/SDP
33
A_2CEN/SCL
34
A_2N/SDN
35
36
A_3P/TXEN
37
A_3CEN/RX
38
A_3N/TXDIS
39
40
A_4P/TXP/TX
41
A_4CEN/CD/BUSP_N
42
A_4N/TXN/TX_N
43
44
B
C_TX
45
C_RX
46
C_TXEN
47
C_BUSP_N
48
GATE1
49
GATE2
50
51
52
Notes:
1) RX and TX signal pairs shall have a differntial impedance of 100 Ohm.
2) Do not mount R1, R2, R5 and R6 if SD interface is not used.
A
5
4
3V3
J1, pin #1
C1 C2
10uF/10V 100nF/16V
3V3
3V3
3V3
3V3
J1, pin #51
C5 C6
10uF/10V 100nF/16V
4
3
3V3
R5
820R 2
C15 C16
B_SDN
100nF/16V 100nF/16V
B_SDP
B_RXN
B_RXP
B_TXP
B_TXN
1 3V3
R10 R11 R12 R13
4k7 4k7 4k7 4k7
B_SDA
B_SCL
B_TXDIS
A_SDA
A_SCL
A_TXDIS
A_SDN
A_SDP
A_RXN
A_RXP
A_TXP
A_TXN
1
C17 C18
100nF/16V 100nF/16V
3V3
U1, pin #3
C3 C4
100nF/16V 4u7F/6V3
3
2
2
R1
0R
3V3
B_SDPA
B_RXNA
B_RXPA
R3 R4
3V3
150R 150R
3V3
R6
820R
2
R2
0R
3V3
A_SDPA
A_RXNA
A_RXPA
3V3
R8 R9
150R 150R
3V3 3V3
U1, pin #7 U2, pin #3
C9 C10 C7
100nF/16V 4u7F/6V3 100nF/16V
2
1
Design Example
Ethernet Fibre Optics
Network Interface
Port B
U1
QFBR-5978Z
Port A
U2
QFBR-5978Z
3V3
U2, pin #7
C8 C11 C12
4u7F/6V3 100nF/16V 4u7F/6V3
1
D
C
B
A