insys icom GSM small 2.0 Manual page 68

AT Command Reference
Command
ATS<n>
AT&S<n>
AT^STPB?
AT^STPB=<n>
ATV<n>
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Description
Reading/writing the S registers
Some S registers can only be modified in certain limits. The modem still
reports OK, although the value has not changed as specified. Some regis-
ters can only be read. We recommend therefore to check the results after
each write attempt, using the ATSn? command.
Sets the S register n to the value x
ATS<n>=x
Shows the value of the S register n
ATS<n>?
Especially ATS0=<n>
Automatic acceptance of CSD connections
<n>
0 Function disabled
2...n Ring tones until automatic call acceptance
If an error is returned upon ATS0, either the SIM card cannot be accessed
or GPRS is not supported.
Configuring the function of the DSR control line
DSR always ON (default)
AT&S0
DSR follows DCD
AT&S1
Querying the setting for parity bit transmission
Transmitting the parity bit (only for data formats 7E1 and 7O1)
Concerns only the connection to the mobile network
0 Parity bit is not sent via the connection to the mobile net-
<n>
work and replaced with 0. (default)
1 The parity bit is correctly sent via the connection to the mo-
bile network as 8th bit. This setting should be used if data
transfer problems occur with the data formats 7E1 or 7O1.
Format of modem messages
This command determines, whether the modem transfers messages to the
PC in short or long form.
Messages to the PC in short form, i.e. only the error number
ATV0
(default)
Messages to the PC in long form, i.e. the error text
ATV1
INSYS GSM small 2.0