Data Sheet
     Smart Machine Smart Decision 
SIM800 Series_AT Command Manual_V1.09  239  2015-08-03 
Reference 
8.2.21 AT+CIPDPDP Set Whether to Check State of GPRS Network Timing 
AT+CIPDPDP Set Whether to Check State of GPRS Network Timing 
Response 
+CIPDPDP:  (list of supported<mode>s, list of supported <interval>, list 
of supported <timer>) 
OK 
Test Command 
AT+CIPDPDP=? 
Parameters 
See Write Command 
Response 
+CIPDPDP: <mode>, <interval>, <timer> 
OK 
Read Command 
AT+CIPDPDP? 
Parameters 
See Write Command 
Response 
OK 
ERROR 
Write Command 
AT+CIPDPDP=<
mode>[,<interval
>,<timer>] 
Parameters 
<mode> 
 0 Not set detect PDP 
 1 Set detect PDP 
<interval> 
1<=interval<=180(s) 
<timer> 
 1<=timer<=10 
Parameter Saving 
Mode 
NO_SAVE 
Max Response 
Time 
- 
Reference 
Note 
If "+PDP: DEACT" urc is reported because of module not attaching to gprs 
for a certain time or other reasons, user still needs to execute 
"AT+CIPSHUT" command makes PDP context come back to original state.
8.2.22 AT+CIPMODE Select TCPIP Application Mode 
AT+CIPMODE Select TCPIP Application Mode 
Test Command 
AT+CIPMODE=
Response 
+CIPMODE: (0-NORMAL MODE,1-TRANSPARENT MODE) 










