r6781-12 Conexant Systems, Inc., r6781-12 Datasheet - Page 49

• Manufacturer Part Number: r6781-12
• Description: Embedded Modem Family
• Manufacturer: Conexant Systems, Inc.

EmbeddedModem Family
Table 4-2. AT Command Set Summary (2 of 5)
D224ATLVDSC
Sn
Sn =
Sn?
T
Vn
Xn
Yn
Zn
&Cn
Command
Select S register as default
Range: n = 0-27
Parameters: none
Range:
no.)
Parameters: none
Range: n = 0-27
Force DTMF dialing
Report codes form
Extended result codes
Long space disconnect
Soft reset and restore profile
RLSD (DCD) option
n = 0-27 (register
x=0-255 (value)
Function
n = 1
n = 4
n = 0
n = 0
n = 0
Default
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—
—
—
Conexant
n
n = v
n?
Writes to an S Register. Sr=x sets register “n” to the value “x”.
Configuration registers are provided to retain modem
configuration parameters. The contents of these registers can be
modified with this command.
Reads an S register. Sn? causes the contents stored in register
“n” to be returned.
n = 0
n = 1
n = 0
n = 1
n = 2
n = 3
n = 4
n = 0
n = 1
n = 0
n = 1
n = 0
n = 1
Establishes S-Register n as the last register accessed.
Sets S-Register n to the value v.
Reports the value of S-Register n.
Result code is sent as a digit.
Result code is sent as ASCII text.
Basic set of result codes 0-4 are enabled. The modem
blind dials and sends the appropriate connect result code
once a satisfactory connection is established. Dial tone
and busy are not recognized.
Result codes 0-5 and 10 are enabled. The modem blind
dials and sends the appropriate connect result code once
a satisfactory connection is established. Dial tone and
busy are not recognized.
Result codes 0-6 and 10 are enabled; dial tone detected.
The modem waits for a dial tone before dialing, then
sends the appropriate result code once a satisfactory
connection is established. The busy result code is sent if
a busy signal is detected.
Result codes 0-5, 7 and 10 are enabled; busy signal
detected; dial tone not detected. The modem blind dials
and sends the appropriate connect result code once a
satisfactory connection is established. The busy result
code is sent if a busy signal is detected.
Result codes 0-7 and 10 are enabled; busy signal and
dial tone detected. The modem waits for a dial tone
before dialing, then sends the appropriate result code
once a satisfactory connection is established. The NO
DIALTONE result code is sent if the dial tone is not
detected within 5 seconds. The BUSY result code is sent
if a busy signal is detected.
Disables long space disconnect.
Enables long space disconnect.
Soft reset. Restores stored profile 0.
Soft reset. Restores stored profile 1.
RLSD remains ON at all times.
RLSD follows the state of the carrier.
Parameters/Description
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4-3