Распиновка, расположение выводов и внешний вид последовательного интерфейса:
EIA530 (RS530)
(at the DTE)
(at the DCE)
CORRECT?
25 PIN D-SUB MALE at the DTE (Computer).
25 PIN D-SUB FEMALE at the DCE (Modem).
PinNameDirDescriptionCircuitPaired with
1
Shield
18
2
TxD
Transmitted Data
BA
14
3
RxD
Received Data
BB
16
4
RTS
Request To Send
CA
19
5
CTS
Clear To Send
CB
13
6
DSR
Data Set Ready
CC
22
7
SGND
Signal Ground
Ground
21
8
DCD
Data Carrier Detect
CF
10
9
Rtrn Receive Sig. Elmnt Timing
DD
17
10
Rtrn DCD
CF
8
11
Rtrn Transmit Sig. Elmnt Timing
DA
24
12
Rtrn Transmit Sig. Elmnt Timing
DB
15
13
Rtrn CTS
CB
5
14
Rtrn TxD
BA
2
15
Transmit Signal Element Timing
DB
12
16
Rtrn RxD
BB
3
17
Receive Signal Element Timing
DD
9
18
LL
Local Loopback
LL
1
19
Rtrn RTS
CA
4
20
DTR
Data Terminal Ready
CD
23
21
RL
Remote Loopback
RL
7
22
Rtrn DSR
CC
6
23
Rtrn DTR
CD
20
24
Transmit Signal Element timing
DA
11
25
Test Mode
TM
Note: Direction is DTE (Computer) relative DCE (Modem).
Contributor:
Joakim Цgren, Greg A. Woods
Source:
RS530 Page made-it.com/CKP/rs530.html at Connectivity Knowledge Platform (Made IT)
Copyright © The Hardware Book Team 1996-2004.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2002-01-13