Serial (SUN)

From HwB

Available on SUN computers since the SUN3 series (1988) to the current UltraSparc systems
(RS423/RS232)

Pinout

Dsub25f.png

25 PIN D-SUB FEMALE at the computer.

Pin Name Dir Description
1 n/c -
2 TXD Arrowr.png Transmit Data
3 RXD Arrowl.png Receive Data
4 RTS Arrowr.png Request to Send
5 CTS Arrowl.png Clear to Send
6 DSR Arrowl.png Data Set Ready
7 GND - System Ground
8 DCD Arrowl.png Data Carrier Detect
9 n/c -
10 n/c -
11 n/c -
12 n/c -
13 n/c -
14 n/c -
15 TRxC Arrowl.png Transmit Clock
16 n/c -
17 RTxC Arrowl.png Receive Clock
18 n/c -
19 n/c -
20 DTR Arrowr.png Data Terminal Ready
21 n/c -
22 n/c -
23 n/c -
24 TxC Arrowr.png Transmit Clock
25 n/c -

Note: Direction is DTE (Computer) relative DCE (Modem).

Contributions

Sources

  • SUN SPARCengine Ultra 20 OEM Manual