d15 Modem Integration and Application Developers Guide version draft 0.53 Page 71 of 181
4.13.3 PDU Mode
PDU mode is described fully in GSM 07.05 Section 4. PDU mode uses the same commands and responses
as the Text Mode described above. PDU mode however uses different formats for the following commands
and responses.
In addition, refer to GSM 04.11 and GSM 03.40 for details on formatting the Service Center Address and
Transport Data Protocol Unit of the SMS PDU.
Table 24 - ETSI 0705 PDU Mode
Command
Description
ETSI 07.05
Reference
+CMGL List
messages
3.4.2
+CMGR Read
message
3.4.3
+CMGS Send
message
3.5.1
+CMGW Write
message
3.5.3