Information about cable, connector or adapter : RS422 - RS499
RS422 - RS499 Originally developed by : Copyright : Source : Category : All cables and connectors Connectors Computer Serial I/O Added to database : 2005-12-20 12:19:56 Description : RS422 - RS499
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At the DTE
At the DCE Pinout : Pin | Name | Direction | Color | Description |
1 | GND | ------ | | Shield Ground |
2 | SRI | IN | | Signal Rate Indicator |
3 | n/c | - | | Spare |
4 | SD | OUT | | Send Data |
5 | ST | OUT | | Send Timing |
6 | RD | IN | | Receive Data |
7 | RTS | OUT | | Request To Send |
8 | RR | IN | | Receiver Ready |
9 | CTS | IN | | Clear To Send |
10 | LL | OUT | | Local Loopback |
11 | DM | IN | | Data Modem |
12 | TR | OUT | | Terminal Ready |
13 | RR | IN | | Receiver Ready |
14 | RL | OUT | | Remote Loopback |
15 | IC | IN | | Incoming Call |
16 | SF/SR | OUT | | Select Frequency/Select Rate |
17 | TT | OUT | | Terminal Timing |
18 | TM | IN | | Test Mode |
19 | GND | ------ | | Ground |
20 | RC | ------ | | Receive Twister-Pair Common |
21 | GND | ------ | | Spare Twister-Pair Return |
22 | /SD | ------ | | Send Data TPR |
23 | GND | ------ | | Send Timing TPR |
24 | GND | ------ | | Receive Timing TPR |
25 | /RS | ------ | | Request To Send TPR |
26 | /RT | ------ | | Receive Timing TPR |
27 | /CS | ------ | | Clear To Send TPR |
28 | IS | IN | | Terminal In Service |
29 | /DM | ------ | | Data Mode TPR |
30 | /TR | ------ | | Terminal Ready TPR |
31 | /RR | ------ | | Receiver TPR |
32 | SS | OUT | | Select Standby |
33 | SQ | IN | | Signal Quality |
34 | NS | OUT | | New Signal |
35 | /TT | ------ | | Terminal Timing TPR |
36 | SB | IN | | Standby Indicator |
37 | SC | ------ | | Send Twister Pair Common |
Note : RS422 - RS499
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script execution: 0.01 s