System Parameter Comparison (At&V) On The M1 And M20 - Siemens M20 Terminal Technical Description

Siemens Information and Communication Products
13.1.3 AT-Commands: Same functionality but changes in the parameters
AT Description
ATDS Dial stored phone number in fixdialling phonebook
ATS0 Set number of rings before automatically answering
the call
ATS7 Set number of seconds to wait for connection comple-
tion
ATZn Set all current parameters to user defined profile
AT&Dn Set circuit Data Terminal Ready (DTR) function
mode
AT&W Store current parameter to user defined profile
AT&Z Store telephone number in SIM fixdialling memory
"FD" position"0"
AT+CEER Extended error report
AT+CPBS Select phonebook memory storage
AT+CPWD Change password
AT+CRLP Select Radio Link Protocol parameter for orig. non-
transparent data call
13.2 System Parameter comparison (AT&V) on the M1 and M20
ACTIVE PROFILE:
M1 Description
B99 GSM speed follows Terminal speed
E1 Set Command Echo mode
L2
M1
Q0 Set result code presentation mode
V1 Set result code format
X4
Y0
%D0 Auto FDN0 dialling
%U0 Autobauding serial Interface
&C1
&D0
&G0
&Y0 Set user parameters
\N0 RLP on/off
S00:000 Number of rings before answering call
S01:000 Ring counter
S02:043 Escape sequence Character
S03:013
S04:010
S05:008
Version 8 dated 15.03.00
Comment
M1:0...3, M20: 1...5
M1: 1...5, M20: 1...255
M1: 1...60 M20: 1...60...255
M1:0,1 M20:0
M1: 0...3 M20: 0...2
M1: 0,1 M20: 0
M1: Stored in Registers
book, position 1
M20: more Parameters
M20: also DC, dialed numbers list
M20: more facilities to lock
M20: also <verx>, <T4>
M20
At+cbst=7,x,x; (9600 Baud GSM)
E1
No effect
No effect
Q0
V1
X4
Not available
%D0
Not available
&C1
&D0
+ifc=x,1
Automatically on power up
F +cbst=x,0,(0 or 1)
S0=x
M1 (1...5) M20 (1...255)
Not available
Automatically (+)
S3=x
S4=x
S5=x
A
Migration M1 to M20
M20: "FD" phone-
209