Data Sheet
     Smart Machine Smart Decision 
SIM800 Series_AT Command Manual_V1.09  121  2015-08-03 
+CMGS: <mr> 
OK 
3)If error is related to ME functionality: 
+CMS ERROR: <err> 
  Parameter 
<mr> GSM 03.40 TP-Message-Reference in integer format 
Parameter Saving 
Mode 
NO_SAVE 
Max Response 
Time 
60s 
Reference 
3GPP TS 27.005 
Note 
  In text mode, the maximum length of an SMS depends on the used 
coding scheme: It is 1024 characters if the 7 bit GSM coding scheme is 
used. 
  Reject incoming call when sending messages. 
4.2.6 AT+CMGW Write SMS Message to Memory 
AT+CMGW Write SMS Message to Memory 
Test Command 
AT+CMGW=? 
Response 
OK 
Response 
TA transmits SMS message (either SMS-DELIVER or SMS-SUBMIT) 
from TE to memory storage <mem2>. Memory location <index> of the 
stored message is returned. By default message status will be set to 'stored 
unsent', but parameter <stat> allows also other status values to be given. 
If writing is successful: 
+CMGW: <index> 
OK 
If error is related to ME functionality: 
+CMS ERROR: <err> 
Write Command 
1) If text mode 
(+CMGF=1): 
AT+CMGW=<o
a/da>[,<tooa/tod
a>][,<stat>] 
<CR> text is 
entered 
<ctrl-Z/ESC> 
<ESC> quits 
without sending 
2) If PDU mode 
(+CMGF=0): 
AT+CMGW=<le
ngth>[,<stat>] 
<CR>PDU is 
given 
<ctrl-Z/ESC> 
Parameters 
<oa>  GSM 03.40 TP-Originating-Address Address-Value field in 
string format(string should be included in quotation marks); BCD numbers 
(or GSM default alphabet characters) are converted to characters of the 
currently selected TE character set (specified by +CSCS in 3GPP TS 
27.007);type of address given by <tooa> 
<da>  GSM 03.40 TP-Destination-Address Address-Value field in 
string format(string should be included in quotation marks); BCD numbers 
(or GSM default alphabet characters) are converted to characters of the 
currently selected TE character set (specified by +CSCS in 3GPP TS 










