Ascom – ATL Telecom AM2048 User Manual
Page 35

ascom
telecom
USER GUIDE
AM768A/AM2048A
35
Issue 8
5.7.3 V.35
V.35 refers to ISO 2593 for the connector pin out.
Circuit
Interchange Circuit Name
Pins
A B
Definition
102
Signal ground or Common Return
B
103
∅
Transmitted Data
P S From DTE to DCE
104
∅
Received Data
R T From DCE to DTE
105
Request To Send (RTS)
C
ON transmit Data
OFF transmit binary 1.
106
Ready For Sending (RFS)
D
ON DCE ready to accept data
OFF DCE not ready
107
Data Set Ready (DSR)
E
ON DCE ready to operate
OFF DCE not ready to operate
109
Received Signal Detector
F
ON line signal is good
OFF line signal out of limits
113
∅
Terminal Signal Element Timing
U W 103 changes at
OFF to ON of 113
114
∅
Transmitter Signal Element Timing
Y AA
103 changes at
OFF to ON of 114
115
∅
Receiver Signal Element Timing
V X Centre of bit on 104
ON to OFF on 115
140 Remote
Loopback
N
141 Local
Loopback
L
142 Test
Indicator
NN
Circuits marked
∅ are balanced V.35, unmarked circuits are to V.28
Circuit marked
The clock rate is set up using the “Configuration > User Port” Menu.
Select the required value of N for Nx64K circuits.
DTE – DCE mode may be selected using Links 1 and 2.