DB-25M Pin
|
RS-232 Signal
|
DB-9F Pin
|
RS-485 Signal
|
2
|
TXD
|
1
|
SR
|
3
|
RXD
|
2
|
TXD+
|
4
|
RTS
|
3
|
RXD+
|
5
|
CTS
|
4
|
RTS+
|
6
|
DSR *
|
5
|
CTS+
|
7
|
GND
|
6
|
TXD-
|
8
|
DCD
|
7
|
RXD-
|
20
|
DTR
|
8
|
RTS
|
22
|
RI *
|
9
|
CTS-
|
|
DB9F
1 – SR
2 – TxD+
3 – RxD+
4 – RTS +
5 – CTS +
6 – TxD –
7 – RxD –
8 – RTS –
9 – CTS –
|
Standard DTE RS-232 DB9M |
Standard DCE RS-232 DB25F |
DB-25 F Pin
|
RS-232
|
RS-485
Dflex
|
RS-485
Intellicon
|
RS-423
|
C-loop
|
2
|
TxD
|
TxD-
|
RxD+
|
TxD-
|
TxD Src
|
3
|
RxD
|
TxD+
|
RTS+
|
TxD Ref
|
TxD+
|
4
|
RTS
|
RTS-
|
RTS-
|
RTS-
|
TxD-
|
5
|
CTS
|
RTS+
|
RxD-
|
RTS Ref
|
RxD+
|
6
|
DSR *
|
CTS-
|
CTS-
|
CTS-
|
Rxd Ret
|
7
|
GND
|
SR
|
SR
|
SR
|
GND
|
8
|
DCD
|
RxD+
|
CTS+
|
RxD+
|
RxD-
|
20
|
DTR
|
RxD-
|
TxD+
|
RxD-
|
TxD Ret
|
22
|
RI *
|
CTS+
|
TxD-
|
CTS+
|
RxD Src
|
|
DB-25 Pin
|
RS-232
|
RS-485
Dflex
|
RS-485
Intellicon
|
RS-423
|
C-loop
|
2
|
TxD
|
TxD-
|
RxD+
|
TxD-
|
TxD Src
|
3
|
RxD
|
TxD+
|
RTS+
|
TxD Ref
|
TxD+
|
4
|
RTS
|
RTS-
|
RTS-
|
RTS-
|
TxD-
|
5
|
CTS
|
RTS+
|
RxD-
|
RTS Ref
|
RxD+
|
6
|
DSR *
|
CTS-
|
CTS-
|
CTS-
|
Rxd Ret
|
7
|
GND
|
SR
|
SR
|
SR
|
GND
|
8
|
DCD
|
RxD+
|
CTS+
|
RxD+
|
RxD-
|
20
|
DTR
|
RxD-
|
TxD+
|
RxD-
|
TxD Ret
|
22
|
RI *
|
CTS+
|
TxD-
|
CTS+
|
RxD Src
|
|
Standard DB25M RS-232 DCE |
DB-25 Pin
|
RS-232
|
2
|
TxD
|
3
|
RxD
|
4
|
RTS
|
5
|
CTS
|
7
|
GND
|
8
|
DCD
|
20
|
DTR
|
|
Standard RS-232 DTE |
DB9M – Color
1
– Orange
2
– White
3
– Black
4
– Blue
5
– Brown
7
– Red
8
– Green |
DB-25 Female
pin
|
RS-232 signal
|
2
|
RxD – output
|
3
|
TxD – input
|
4
|
DCD – output
|
5
|
RTS – input
|
7
|
GND
|
8
|
DTR – input
|
20
|
CTS – output
|
|
DB-25 Female
pin
|
RS-232 signal
|
2
|
TxD – output
|
3
|
RxD – input
|
4
|
RTS – output
|
5
|
CTS – input
|
7
|
GND
|
8
|
DCD – input
|
20
|
DTR – output
|
|
Standard RS232 DB9M cable |
DB-25 Pin
|
RS-232
|
DB-9
|
RS-485
|
2
|
TxD
|
1
|
RxD +
|
3
|
RxD
|
2
|
TxD +
|
4
|
RTS
|
3
|
TxD –
|
5
|
CTS
|
4
|
RxD –
|
6
|
N/C
|
5
|
SG
|
7
|
GND
|
6
|
CTS-
|
8
|
DCD
|
7
|
RTS-
|
20
|
DTR
|
8
|
RTS+
|
22
|
N/C
|
9
|
CTS+
|
|
DB-25 Pin
|
RS-232
|
2
|
TxD
|
3
|
RxD
|
4
|
RTS
|
5
|
CTS
|
7
|
GND
|
8
|
DCD
|
20
|
DTR
|
|
DB-25M Pin
|
RS-232
|
RS-485
|
RS-423
|
C-loop
|
2
|
TxD
|
TxD-
|
TxD-
|
TxD Src
|
3
|
RxD
|
TxD+
|
TxD Ref
|
TxD+
|
4
|
RTS
|
RTS-
|
RTS-
|
TxD-
|
5
|
CTS
|
RTS+
|
RTS Ref
|
RxD+
|
6
|
DSR *
|
CTS-
|
CTS-
|
Rxd Ret
|
7
|
GND
|
SR
|
SR
|
GND
|
8
|
DCD
|
RxD+
|
RxD+
|
RxD-
|
20
|
DTR
|
RxD-
|
RxD-
|
TxD Ret
|
22
|
RI *
|
CTS+
|
CTS+
|
RxD Src
|
|
DB9M – IDC10
1 – 1(red)
6 – 2
2 -3
7 -4
3 – 5
8 – 6
4 – 7
9 – 8
5 – 9
NC – 10 |
DB-37
male to DB-37 female through cable – NT960/ISA – Only |
DB-37
male to DB-37 female through cable – NT960/PCI/ISA |
IDC
HDR PIN #
|
Port
#
|
9D
Pin #
|
IDC
HDR PIN #
|
Port
#
|
9D
Pin #
|
1
|
A
|
1
|
21
|
C
|
1
|
2
|
6
|
22
|
6
|
3
|
2
|
23
|
2
|
4
|
7
|
24
|
7
|
5
|
3
|
25
|
3
|
6
|
8
|
26
|
8
|
7
|
4
|
27
|
4
|
8
|
9
|
28
|
9
|
9
|
5
|
29
|
5
|
10
|
—
|
30
|
—
|
11
|
B
|
1
|
31
|
D
|
1
|
12
|
6
|
32
|
6
|
13
|
2
|
33
|
2
|
14
|
7
|
34
|
7
|
15
|
3
|
35
|
3
|
16
|
8
|
36
|
8
|
17
|
4
|
37
|
4
|
18
|
9
|
38
|
9
|
19
|
5
|
39
|
5
|
20
|
—
|
40
|
—
|
|
10
Contact RJ45
|
DB-9
Male
|
1
|
|
2
|
1
|
3
|
7
|
4
|
5* two connections
|
5
|
3
|
6
|
2
|
7
|
5* two connections
|
8
|
8
|
9
|
4
|
10
|
6
|
Shield ( drain wire )
|
Shield ( drain wire )
|
|
Standard USB-A to USB-B Cable |
- CB001 Pinout
26H
Pin#
|
25D
Pin#
|
26H
Pin#
|
25D
Pin#
|
1
|
1
|
14
|
20
|
2
|
14
|
15
|
8
|
3
|
2
|
16
|
21
|
4
|
15
|
17
|
9
|
5
|
3
|
18
|
22
|
6
|
16
|
19
|
10
|
7
|
4
|
20
|
23
|
8
|
17
|
21
|
11
|
9
|
5
|
22
|
24
|
10
|
18
|
23
|
12
|
11
|
6
|
24
|
25
|
12
|
19
|
25
|
13
|
13
|
7
|
26
|
—
|
|
Standard RS232 DB9 |
Standard RS232 DB9 |
RJ 45 Jack <->
DB25F
CTS 9 <->
4 RTS
DTR 7 <-> 8 DCD
GND 6 <-> 7 GND
TX 5 <-> 3
RX
RX 4 <-> 2 TX
DCD 3 <-> 20 DTR
RTS 1 <-> 5 CTS
|
RJ 45 Jack <->
DB9F
CTS 9 <->
7 RTS
DTR 7 <-> 1 DCD
GND 6 <-> 5 GND
TX 5 <-> 2
RX
RX 4 <-> 3 TX
DCD 3 <-> 4 DTR
RTS 1 <-> 8 CTS
|
Standard Ethernet Cable |
DB25M
8 DCD
3 RXD
2 TXD
20 DTR
7 GND
6 DSR
4 RTS
5 CTS
22 RI |
- CB008 Pinout
IDC
HDR PIN #
|
Signal
Name
|
DB25
Male Pin #
|
Label
|
IDC
HDR PIN #
|
Signal
Name
|
DB25
Male Pin #
|
Label
|
1
|
DCD
|
8
|
A
|
21
|
DCD
|
8
|
B
|
|
DSR
|
6
|
|
DSR
|
6
|
3
|
RXD
|
3
|
23
|
RXD
|
3
|
4
|
RTS
|
4
|
24
|
RTS
|
4
|
5
|
TXD
|
2
|
25
|
TXD
|
2
|
6
|
CTS
|
5
|
26
|
CTS
|
5
|
7
|
DTR
|
20
|
27
|
DTR
|
20
|
8
|
RI
|
22
|
28
|
RI
|
22
|
9
|
SG
|
7
|
29
|
SG
|
7
|
10
|
N/C
|
–
|
30
|
N/C
|
–
|
11
|
DCD
|
25
|
A
|
31
|
DCD
|
25
|
B
|
|
DSR
|
13
|
|
DSR
|
13
|
13
|
RXD
|
10
|
33
|
RXD
|
10
|
14
|
RTS
|
11
|
34
|
RTS
|
11
|
15
|
TXD
|
9
|
35
|
TXD
|
9
|
16
|
CTS
|
12
|
36
|
CTS
|
12
|
17
|
DTR
|
19
|
37
|
DTR
|
19
|
18
|
RI
|
23
|
38
|
RI
|
23
|
19
|
SG
|
1
|
39
|
SG
|
1
|
20
|
N/C
|
–
|
40
|
N/C
|
–
|
|
- CB009 Pinout
Side
A
|
Signal
|
Side
B
|
Side
A
|
Signal
|
Side
C
|
1
|
TD
|
3
|
9
|
TD
|
3
|
2
|
RI
|
9
|
10
|
RI
|
9
|
3
|
DCD
|
1
|
11
|
DCD
|
1
|
4
|
DTR
|
4
|
12
|
DTR
|
4
|
5
|
RTS
|
7
|
13
|
RTS
|
7
|
6
|
DSR
|
6
|
14
|
DSR
|
6
|
7
|
RD
|
2
|
15
|
RD
|
2
|
8
|
CTS
|
8
|
16
|
CTS
|
8
|
17
|
GND
|
5
|
17
|
GND
|
5
|
Side
A
|
|
Side
D
|
Side
A
|
|
Side
E
|
19
|
TD
|
3
|
27
|
TD
|
3
|
20
|
RI
|
9
|
28
|
RI
|
9
|
21
|
DCD
|
1
|
29
|
DCD
|
1
|
22
|
DTR
|
4
|
30
|
DTR
|
4
|
23
|
RTS
|
7
|
31
|
RTS
|
7
|
24
|
DSR
|
6
|
32
|
DSR
|
6
|
25
|
RD
|
2
|
33
|
RD
|
2
|
26
|
CTS
|
8
|
34
|
CTS
|
8
|
18
|
GND
|
5
|
18
|
GND
|
5
|
Side
A
|
|
Side
F
|
Side
A
|
|
Side
G
|
35
|
TD
|
3
|
43
|
TD
|
3
|
36
|
RI
|
9
|
44
|
RI
|
9
|
37
|
DCD
|
1
|
45
|
DCD
|
1
|
38
|
DTR
|
4
|
46
|
DTR
|
4
|
39
|
RTS
|
7
|
47
|
RTS
|
7
|
40
|
DSR
|
6
|
48
|
DSR
|
6
|
41
|
RD
|
2
|
49
|
RD
|
2
|
42
|
CTS
|
8
|
50
|
CTS
|
8
|
51
|
GND
|
5
|
51
|
GND
|
5
|
Side
A
|
|
Side
H
|
Side
A
|
|
Side
I
|
53
|
TD
|
3
|
61
|
TD
|
3
|
54
|
RI
|
9
|
62
|
RI
|
9
|
55
|
DCD
|
1
|
63
|
DCD
|
1
|
56
|
DTR
|
4
|
64
|
DTR
|
4
|
57
|
RTS
|
7
|
65
|
RTS
|
7
|
58
|
DSR
|
6
|
66
|
DSR
|
6
|
59
|
RD
|
2
|
67
|
RD
|
2
|
60
|
CTS
|
8
|
68
|
CTS
|
8
|
52
|
GND
|
5
|
52
|
GND
|
5
|
|
- CB010 Pinout
DB37 Pin
|
IDC 10 Port 1
|
Signal
|
DB37 Pin
|
IDC 10 Port 3
|
5
|
1
|
DCD/RXD+
|
28
|
1
|
23
|
2
|
CTS-
|
10
|
2
|
4
|
3
|
RXD/TXD+
|
27
|
3
|
22
|
4
|
RTS/RTS-
|
9
|
4
|
3
|
5
|
TXD/TXD-
|
26
|
5
|
21
|
6
|
CTS/RTS+
|
8
|
6
|
2
|
7
|
DTR/RXD-
|
25
|
7
|
20
|
8
|
CTS+
|
7
|
8
|
1
|
9
|
SR/SG
|
24
|
9
|
DB37 Pin
|
IDC 10 Port 2
|
Signal
|
DB37 Pin
|
IDC 10 Port 4
|
19
|
1
|
DCD/RXD+
|
33
|
1
|
37
|
2
|
CTS-
|
14
|
2
|
18
|
3
|
RXD/TXD+
|
32
|
3
|
36
|
4
|
RTS/RTS-
|
13
|
4
|
17
|
5
|
TXD/TXD-
|
31
|
5
|
35
|
6
|
CTS/RTS+
|
12
|
6
|
16
|
7
|
DTR/RXD-
|
30
|
7
|
34
|
8
|
CTS+
|
11
|
8
|
15
|
9
|
SR/SG
|
29
|
9
|
|
|
- CB014 Pinout
10 Contact Socket -> DB-9 Male
1 – TX/TXD+ -> 3 – TX/TXD+
2 – NC/TXD- ->
4
– NC/TXD-
3 – NC/RXD+ -> 1 – NC/RXD+
4 – RXD/RXD- -> 2 – RXD/RXD-
5 – CTS/CTS+ -> 8 – CTS/CTS+
6 – NC/CTS- -> 6 – NC/CTS-
7 – RTS/RTS+ -> 7 – RTS/RTS+
8 – NC/RTS- -> 9 – NC/RTS-
9 – GND -> 5 GND
10 – NC
|
- CB015 Pinout
DB9
Female Pin
|
RS-485
Signal
|
1
|
TxD
+
|
4
|
TxD
–
|
2
|
RxD +
|
3
|
RxD –
|
5
|
SR ( Ground )
|
|
|
DB-9 Female -> 8 contact RJ45
1 – DCD -> 3 – DCD
2 – RX -> 4 – RX
3 – TX -> 5 – TX
4 – DTR -> 7 – DTR
5 – GND -> 6 – SG
6 – DSR -> 2 – DSR
7 – RTS -> 1 – RTS
8 – CTS -> 8 – CTS
|
|