Data Sheet

SIM900 AT Commands Set
SIM900R01_ATC_V1.00 53 15.01.2010
+CCWA: <number>,<type>,<class>[,<alpha>]
Parameters
<number> string type (string should be included in quotation marks)
phone number of calling address in format specified by
<type>
<type> type of address octet in integer format;
129 Unknown type(IDSN format number)
161 National number type(IDSN format)
145 International number type(ISDN format )
177 Network specific number(ISDN format)
<alpha> optional string type(string should be included in quotation marks)
alphanumeric representation of
<number> corresponding to the entry found in phone book
Reference Note
GSM07.07
3.2.7AT+CEER Extended Error Report
AT+CEER Extended Error Report
Test Command Response
+CEER：（0-1）
AT+CEER=?
OK
Write Command Parameters
<n> 0 the reason for last call release as text code
AT+CEER=<n>
1 the reason for last call release as number code
Execution Response
Command TA returns an extended report of the reason for the last call release.
AT+CEER +CEER: <report>
OK
Parameter
<report> If AT+CEER=0, <c>(string)
<c>(string) string representing the Cause
If AT+CEER=1, CauseSelect: <cs> Cause:<c>
<cs> number representing the CauseSelect
<c>(number) number representing the Cause
Parameters
CauseSelect <cs> Cause <c>(number) <c>(string)