White paper
V640i
28
October 2007
SIM AT services supported
SIM
GPRS aware, as well as non-GPRS aware; SIM cards are sup-
ported
AT commands
Some of the supported commands:
AT+CGDCONT – DEFINE PDP CONTEXT
AT+CGEQREQ – Quality of Service Profile (REQUESTED)
AT+CGEQMIN – Quality of Service Profile (Minimum Acceptable)
AT+CGATT – PACKET DOMAIN SERVICE ATTACH OR DETACH
AT+CGACT – PDP CONTEXT ACTIVATE OR DEACTIVATE
AT+CGDATA – ENTER DATA STATE
For more information, see
www.sonyericsson.com/developer
.
Service Mode
Support
CALL CONTROL BY SIM
Yes
MO SMS CONTROL
No
DATA DOWNLOAD TO SIM
Cell Broadcast
SMS
Yes
Yes
DISPLAY TEXT
Text of up to 240 characters (120 UCS2 coded)
Yes
bit 1:
0 = normal priority
Yes
1 = high priority
Yes
bit 8:
0 = clear message after a delay
Yes
1 = wait for user to clear message
Yes
GET INKEY
General: The GET_INKEY requires that the user
confirms his/her choice
Yes
bit 1:
0 = digits (0–9, *, # and +) only
1 = alphabet set
Yes
Yes
bit 2:
0 = SMS default alphabet
1 = UCS2 alphabet
Yes
Yes
bit 3:
0 = character sets defined by bit 1 and bit 2 are
enabled
1 = character sets defined by bit 1 and bit 2 are
disabled and the Yes/No response is requested
Yes
Yes
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