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Command bit dec hex Function and description
S24=
bit dec hex Bit mapped register.
0-1 0-3 0-3 Ring volume control,
2
3
4-5 16-
6
S27=
bit dec hex Bit mapped register.
3-5 0
S29=
S31=
S32=
S35=
bit dec hex Bit mapped register.
128 80 TA does not return result code
(see S40b1).
increments of 1 in decimal.
0
0
Ignore S21.1-2 when Phone 1
key pad dialed.
4
4
Do not ignore S21-2 when
Phone 1 key pad dialed.
0
0
Ignore S21.1-2 when Phone 2
key pad dialed.
8
8
Do not ignore S21-2 when
Phone 2 key pad dialed.
Speaker volume control, in
48
increments of 16 in decimal
value.
0
0
POTS Port tone volume low.
1
1
POTS Port tone volume high.
0
Flow control disabled.
24 18 Hardware (RTS/CTS) flow
control.
32 20 Software (XON/XOFF) flow
control.
40 28 Reserved.
0-
0-
Set default dial phone number
39
39
pointer, use AT&Zn=s to store
phone numbers.
0-
0-
Holds the ASCII decimal value
255
FF
of the XON.
0-
0-
Holds the ASCII decimal value
255
FF
of the XOFF.
Status Registers and Result Codes 131
Ref.
Q1
N0-3
L0-3
&H0
&H3
&H4
&H5
+000 *D
+017
+019
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