|
pin |
nome |
EIA
RS232C |
CCITT
V.24 |
Descrizione |
Direzione |
1 |
PG |
AA |
101 |
Protective Ground |
- |
2 |
RD |
BB |
104 |
Received Data |
in
[DTE>DCE] |
3 |
TD |
BA |
103 |
Transmitted Data |
out
[DCE>DTE] |
4 |
CTS |
CB |
106 |
Clear To Send |
in
[DTE>DCE] |
5 |
RTS |
CA |
105 |
Request To Send |
out
[DCE>DTE] |
6 |
DSR |
CC |
107 |
Data Set Ready |
out
[DCE>DTE] |
7 |
SG |
AB |
102 |
Signal Ground |
- |
8 |
CD |
CF |
109 |
Data Carrier Detect |
out
[DCE>DTE] |
9 |
+P |
- |
- |
Reserved |
- |
10 |
-P |
- |
- |
Reserved |
- |
11 |
|
- |
- |
Unassigned |
- |
12 |
SCD |
SCF |
122 |
Secondary Data Carrier
Detect |
out
[DCE>DTE] |
13 |
SRTS |
SCA |
120 |
Secondary Request To Send |
out
[DCE>DTE] |
14 |
SRD |
SBB |
119 |
Secondary Received Data |
in
[DTE>DCE] |
15 |
TC |
DB |
114 |
Transmission Signal
Element Timing |
out
[DCE>DTE] |
16 |
STD |
SBA |
118 |
Secondary Transmitted Data |
out
[DCE>DTE] |
17 |
RC |
DD |
115 |
Receiver Signal Element
Timing |
out
[DCE>DTE] |
18 |
LL |
- |
-141 |
Local Loopback |
in
[DTE>DCE] |
19 |
SCTS |
SCB |
121 |
Secondary Clear To Send |
in
[DTE>DCE] |
20 |
DTR |
CD |
108.2 |
Data Terminal Ready |
in
[DTE>DCE] |
21 |
SQ |
CG |
110 |
Signal Quality Detector |
out
[DCE>DTE] |
- |
- |
- |
Remote LoopBack |
in
[DTE>DCE] |
22 |
RI |
CE |
125 |
Ring Indicator |
out
[DCE>DTE] |
23 |
DSRS |
CH |
111 |
Data Signal Rate Selector |
in
[DTE>DCE] |
24 |
ETC |
DA |
113 |
Transmitter Signal Element
Timing |
in
[DTE>DCE] |
25 |
TM |
- |
142 |
Test Mode |
out
[DCE>DTE] |