EIA530 (RS530)

From HwB

Pinout

Dsub25m.png

25 PIN D-SUB MALE at the DTE (Computer).

Dsub25f.png

25 PIN D-SUB FEMALE at the DCE (Modem).

CORRECT?

Pin Name Dir Description Circuit Paired with
1 Arrow.png Shield 18
2 TxD Arrowr.png Transmitted Data BA 14
3 RxD Arrowr.png Received Data BB 16
4 RTS Arrowr.png Request To Send CA 19
5 CTS Arrowr.png Clear To Send CB 13
6 DSR Arrowr.png Data Set Ready CC 22
7 SGND Arrow.png Signal Ground Ground 21
8 DCD Arrowr.png Data Carrier Detect CF 10
9 Arrowr.png Rtrn Receive Sig. Elmnt Timing DD 17
10 Arrowr.png Rtrn DCD CF 8
11 Arrowr.png Rtrn Transmit Sig. Elmnt Timing DA 24
12 Arrowr.png Rtrn Transmit Sig. Elmnt Timing DB 15
13 Arrowr.png Rtrn CTS CB 5
14 Arrowr.png Rtrn TxD BA 2
15 Arrowr.png Transmit Signal Element Timing DB 12
16 Arrowr.png Rtrn RxD BB 3
17 Arrowr.png Receive Signal Element Timing DD 9
18 LL Arrowr.png Local Loopback LL 1
19 Arrowr.png Rtrn RTS CA 4
20 DTR Arrowr.png Data Terminal Ready CD 23
21 RL Arrowr.png Remote Loopback RL 7
22 Arrowr.png Rtrn DSR CC 6
23 Arrowr.png Rtrn DTR CD 20
24 Arrowr.png Transmit Signal Element timing DA 11
25 Arrowr.png Test Mode TM

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

Contributions

Sources