RAD Data comm RSD-20 用户手册
APPENDIX B
Table B.1
V.35 Interface Signal Description
V.35
Signal Function
34-pin Stand-Alone
Pin
Circuit
Protective Ground
A
Frame
101
Signal Ground
B
Signal GND 102
Transmitted Data
S
TD(B)
103
P
TD(A)
103
Received Data
R
RD(A)
104
T
RD(B)
104
Request to Send
C
RTS
105
Clear to Send
D
CTS
106
Data Set Ready
E
DSR
107
Data Terminal Ready
H
DTR
108
Carrier Detect
F
DCD
109
External Transmit Clock
U
SCTE(A)
113
W
SCTE(B)
113
Transmit Clock
Y
SCT(A)
114
a
SCT(B)
114
Receive Clock
X
SCR(B)
115
V
SCR(A)
115