Siemens MC55 Command Set page 154

MC55 AT Command Set
7.11 ATS0
• The correlation between
Example: ATS7=30 and ATS0=20 may not allow call establishment.
• Setting is local to the interface. It is allowed to have different settings on different interfaces. In such cases
the interface 'wins', which is idle and uses the smallest
• ATS0 write command is PIN protected.
• The command ATS0 is also used as GPRS compatibility command to answer automatically to a network
request for PDP context activation (for details see
form a GPRS attach, if the ME is not already GPRS attached and if ME is configured to do this (see
parameter ). If the GPRS attach fails (e.g. the network rejects the attach request), the write command
<gaa>
returns with error, but the value of
The GPRS attach will not be performed on recalling a stored user profile with
setting was stored in the user profile with
MC55_ATC_V01.05
Confidential / Released
and is important.
ATS7 ATS0
is changed anyway.
<n>
.
AT&W
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value.
<n>
for GPRS). So using ATS0=
ATS0
s
m
obile
with n > 0, will per-
<n>
AT^SCFG
or on powerup, if a n > 0
ATZ
2/10/04
,