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Command
bit
dec
7
128
S42=
bit
dec
1
2
2
4
3
8
4
16
5
32
6
64
7
128
S43=
bit
dec
6
64
7
128
S44=
bit
dec
3
8
4
16
5
32
S45=
dec
0-255
Status Registers
hex
Function and description
first ring.
80
Ignore calling tone, not to be used as
fax detection
hex
Bit mapped register
2
Enables throughput averaging
4
CND message will be forced on even
if ATQ2 is set
8
Disable escape sequence code in
answer mode
10
Disable V.17 14,400 Fax in calling
mode, no effect to answering mod
20
Disable Data/Voice button switch.
40
Disable 'RINGING' result code
80
DCD forced on but pulse off for 0.5
seconds at carrier loss
hex
Bit mapped register
40
Enable 1.5 sec, pause between off-
hook and modem answering
80
Modem hang-up if the line condition
does not permit modem to run at the
highest speed set by '&Nn' command
Hex
Bit mapped register
8
ATDSn initiates auto-dial of the
stored numbers consecutively until
connection is made .(cyclic dial).
10
DSR follows DTR (see also S41.5)
20
Enable V.13 half-duplex simulation in
synchronous mode
Hex
Delay during which the CND silence
detection is disabled, in 20 ms units.
0-FF
(See also S46)
U-90E Data/Fax Modem
Ref.
+000
Xn
&C0
+008
+000
DSn
&S1
+100
6-13
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