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APPENDIX B: The Interfaces
Figure B-2. The RS-530 Interface (Female).
Pin
Function
1
Signal Ground
2
Not Connected
3
+5 Volts
4
-12 Volts
5
+12 Volts
Figure B-3. The Power Interface.
14 TRANSMITTED DATA (B)
15 TRANSMITTER SIGNAL ELEMENT DCE (A)
16 RECEIVED DATA (B)
17 RECEIVER SIGNAL ELEMENT TIMING DCE (A)
18 LOCAL LOOPBACK
19 REQUEST TO SEND
20 DTE READY (A)
21 REMOTE LOOPBACK
22 DCE READY (B)
23 DTE READY (B)
24 TRANSMITTER SIGNAL ELEMENT TIMING DTE (A)
25 TEST MODE
1
2
3
4
5
6
7
8
9
10
11
12
13
SHIELD (A)
TRANSMITTED DATA (A)
RECEIVED DATA (A)
REQUEST TO SEND (A)
CLEAR TO SEND (A)
DCE READY (A)
SIGNAL GROUND
RECEIVED LINE SIGNAL DETECTOR (A)
RECEIVER SIGNAL ELEMENT TIMING-DCE (B)
RECEIVED LINE SIGNAL DETECTOR (B)
TRANSMITTER SIGNAL ELEMENT TIMING-DTE (B)
TRANSMITTER SIGNAL ELEMENT TIMING-DCE (B)
CLEAR TO SEND (B)
PIN
NUMBER
PIN
NUMBER
SIGNAL
DESTINATION
SIGNAL
DESTINATION
RS-530 Interface (Female)
