Connettore seriale DB25
 
Pin Nome Descrizione
1
SHIELD
 Shield Ground
2
TXD
 Transmit Data
3
RXD
 Receive Data
4
RTS
 Request to Send
5
CTS
 Clear to Send
6
DSR
 Data Set Ready
7
GND
 System Ground
8
CD
 Carrier Detect
9
n/c
-
10
n/c
-
11
n/c
-
12
n/c
-
13
n/c
-
14
n/c
-
15
n/c
-
16
n/c
-
17
n/c
-
18
n/c
-
19
n/c
-
20
DTR
 Data Terminal Ready
21
n/c
-
22
RI
 Ring Indicator
23
n/c
-
24
n/c
-
25
n/c
-