
56
ã
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S14
(n=1) and numerical (short format) responses
(n=0).
Bit-mapped options: bits 1, 2 and 3.
bit 1: 0=ATE0, 1=ATE1
bit 2: 0=ATQ0, 1=ATQ1
bit 3: 0=ATV0, 1=ATV1.
E.g. if bit 3 is 1, then the ATV1 command has been
executed.
The default values are shown in bold. The bits are
numbered from 0 to 7.
10
S21
For changing the S21 settings use the following AT
commands:
AT
&
Cn
to define the DCD signal usage. The DCD
signal is always on (n=0 or not present) or else used
in the normal way
(n=1),
AT
&
Dn
to define the DTR signal usage.
AT
&
Sn
to define the DSR signal usage. The DSR
signal is always on (n=0 or not present) or else used
in the normal way
(n=1).
Bit-mapped options: bits 3, 4, 5 and 6.
The default values are shown in bold.
bits 4
&
3: 00=AT
&
D0, 01=AT
&
D1,
10=AT
&
D2
,
11=AT
&
D3
bit 5: 0=AT
&
C0,
1=AT
&
C1
bit 6: 0=AT
&
S0,
1=AT
&
S1
E.g. if bit 4 is 0 and bit 3 is 1, the command AT
&
D1
has been executed.
112
S-Reg Unless otherwise specified the value range
Default
of the settings is from 0 to 255