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Интерфейс SUN LX/Classic/SS4/5/10/20 Serial Port - разводка кабеля, техническая информация, описание
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SUN LX/Classic/SS4/5/10/20 Serial Port
This port is located in not-so modern SUN Sparcs such as SUN LX/Classic/SS4/5/10/20 and has both serial ports (A/B) in the same connector. Simply plugging in a regular serial cable in results in accessing port A.
(at the computer)
25 PIN D-SUB FEMALE at the computer.
| Pin | Name | Port | Dir | Description |
|---|---|---|---|---|
| 2 | TXD | A |  |
Transmit Data |
| 3 | RXD | A |  |
Receive Data |
| 4 | RTS | A | |
Request to Send |
| 5 | CTS | A | |
Clear to Send |
| 6 | DSR | A | |
Data Set Ready |
| 7 | GND | - | - | System Ground |
| 8 | CD | A | |
Carrier Detect |
| 11 | DTR | B | |
Data Terminal Ready |
| 12 | CD | B | |
Carrier Detect |
| 13 | CTS | B | |
Clear to Send |
| 14 | TXD | B | |
Transmit Data |
| 15 | TC | A | |
Transmit Clock from DCE, usually not used |
| 16 | RXD | B | |
Receive Data |
| 17 | RC | A | |
Receive Clock from DCE, usually not used |
| 18 | TC | B | |
Transmit Clock from DCE, usually not used |
| 19 | RTS | B | |
Request to Send |
| 20 | DTR | A | |
Data Terminal Ready |
| 21 | TCO | A | |
Transmit Clock from DTE, usually not used. |
| 25 | TCO | B | |
Transmit Clock from DTE, usually not used. |
Note: Direction is DTE (Computer) relative DCE (Modem).
Note: Do not connect SHIELD(1) to GND(7).
| Contributor: | Niklas Edmundsson |
| Source: | SUN Field Engineer Handbook, VolumeII, 12/15/93 |
Информация предоставлена справочником The Hardware Book Team 1996-2004.
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