Manual
     Smart Machine Smart Decision 
SIM800 Series_AT Command Manual_V1.09  35  2015-08-03 
2.2.7 ATE Set Command Echo Mode 
ATE Set Command Echo Mode 
Response 
This setting determines whether or not the TA echoes characters received 
from TE during Command state. 
OK 
Execution 
Command 
ATE<value> 
Parameters 
<value> 0 Echo mode off 
   1 Echo mode on 
Parameter Saving 
Mode 
AT&W_SAVE 
Max Response 
Time 
- 
Reference 
V.25ter 
Note 
2.2.8 ATH Disconnect Existing Connection 
ATH Disconnect Existing Connection 
Execution 
Command 
ATH 
Response 
Disconnect existing call by local TE from Command line and terminate call
OK 
Note: OK is issued after circuit 109(DCD) is turned off, if it was previously 
on. 
Parameter Saving 
Mode 
NO_SAVE 
Max Response 
Time 
20s 
Reference 
V.25ter 
Note 
2.2.9 ATI Display Product Identification Information 
ATI Display Product Identification Information 
Execution 
Command 
ATI 
Response 
TA issues product information text 
Example: 
SIM800 R11.08 
OK 










