OnCell G2150I AT Command Set Short Message Commands
7-2
Parameter Definitions
<da> Destination Address, coded like GSM 03.40 TP-DA
<dcs> Data Coding Scheme, coded like in document [5].
<dt> Discharge Time in string format: “yy/MM/dd,hh:mm:ss zz ”(Year
[00-99], Month [01-12], Day [01-31], Hour, Minute, Second and
Time Zone [quarters of an hour] ). Years range is [2000-2099]
<fo> First Byte, coded like SMS-SUBMIT first byte in document [4],
default value is 17 for SMS-SUBMIT
<index> Place of storage in memory.
<length> Text mode (+CMGF=1): number of characters
PDU mode (+CMGF=0): length of the TP data unit in bytes
<mem1> Memory used to list, read and delete messages (+CMGL,
+CMGR and +CMGD).
<mem2> Memory used to write and send messages (+CMGW, +CMSS).
<mem3> Preferred memory to which received SMS are to be stored
<mid> CBM Message Identifier.
<mr> Message Reference.
<oa> Originator Address.
<pid> Protocol Identifier.
<pdu> For SMS: GSM 04.11 SC address followed by GSM 03.40 TPDU in
hexadecimal format, coded as specified in doc [4]
For CBS: GSM 03.41 TPDU in hexadecimal format
<ra> Recipient Address.
<sca> Service Center Address
<scts> Service Center Time Stamp in string format:
“yy/MM/dd,hh:mm:ss zz ” (Year/Month/Day,Hour:Min:Seconds TimeZone) 
<sn> CBM Serial Number
<st> Status of a SMS-STATUS-REPORT
<stat> Status of message in memory.
<tooa> Type-of-Address of <oa>.
<tora> Type-of-Address of <ra>.
<tosca> Type-of-Address of <sca>.
<total1> Number of message locations in <mem1>.
<total2> Number of messages locations in <mem2.
<total3> Number of messages locations in <mem3>.
<used1> Total number of messages locations in <mem1>.
<used2> Total number of messages locations in <mem2.
<used3> Total number of message locations in <mem3>.
<vp> Validity Period of the short message, default value is 167