RS232 Pinout 25-D Type Male

Pin
Signal
I/O
1
Ground
 
2
Transmit Data
O/P
3
Receive Data
I/P
4
Request To Send
O/P
5
Clear To Send
I/P
6
Data Set Ready
I/P
7
Signal Ground
 
8
Data Carrier Detect
I/P
9
   
10
   
11
   
12
   
13
   
14
   
15
   
16
   
17
   
18
   
19
   
20
Terminal Ready
O/P
21
   
22
   
23
   
24
   
25
   

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IT Factor Ltd t/a TCL
24 Thatcham House
Turners Drive, Thatcham
Berkshire, RG19 4QD, England

Tel: + 44 (0) 1635 876754
Fax: + 44 (0) 1635 871739
sales@TheTCL.com