Manual
     Smart Machine Smart Decision 
SIM800 Series_AT Command Manual_V1.09  345  2015-08-03 
185  It is in edit mode 
186  It is not in edit mode 
187  No content in the buffer 
188  Not find the file 
189  Failed to receive MMS 
190  Failed to read MMS 
191  Not M-Notification.ind 
192  The MMS inclosure is full 
193  Unknown 
600  No Error 
601  Unrecognized Command 
602  Return Value Error 
603  Syntax Error 
604  Unspecified Error 
605  Data Transfer Already 
606  Action Already 
607  Not At Cmd 
608  Multi Cmd too long 
609  Abort Cops 
610  No Call Disc 
611  BT SAP Undefined 
612  BT SAP Not Accessible 
613  BT SAP Card Removed 
614  AT Not Allowed By Customer 
753  missing required cmd parameter 
754  invalid SIM command 
755  invalid File Id 
756  missing required P1/2/3 parameter 
757  invalid P1/2/3 parameter 
758  missing required command data 
759  invalid characters in command data 
765  Invalid input value 
766  Unsupported mode 
767  Operation failed 
768  Mux already running 
769  Unable to get control 
770  SIM network reject 
771  Call setup in progress 










