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