Connector Pin Assignments; Db25 (Rs-232 Dte); Db78 Connector Pin Assignments - Black Box IC142C Manual

8-PORT SERIAL HOST ADAPTER PCI

6. Connector Pin Assignments

6.1 DB25 (RS-232 DTE)

Signal Name
GND Ground
TD Transmit Data
RTS Request to Send
DTR Data Terminal Ready
RD Receive Data
CTS Clear to Send
DSR Data Set Ready
DCD Data Carrier Detect
RI Ring Indicator

6.2 DB78 Connector Pin Assignments

Port # 1
TD 36
RD 37
RTS 17
CTS 16
DTR 35
DSR 18
DCD 38
RI 15
GND 34
14
2 3 4
12 27 3
11 28 2
31 8 22
32 7 23
13 26 4
30 9 21
10 29 1
33 6 24
14 25 5
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Pin #
7
2
4
20
3
5
6
8
22
5 6
75 51
76 50
56 70
55 71
74 52
57 69
77 49
54 72
73 53
Mode
Output
Output
Output
Input
Input
Input
Input
Input
7 8
66 42
67 41
47 61
46 62
65 43
48 60
68 40
45 63
64 44