Data Sheet

Smart Machine Smart Decision
See ATX Command for setting result code and call monitoring parameters.
2.2.6 ATDL Redial Last Telephone Number Used
ATDL Redial Last Telephone Number Used
Execution Response
Command This Command redials the last voice and data call number used.
Note: This Command may be aborted generally by receiving an ATH
ATDL
Command or a character during execution. The aborting is not possible
during some states of connection establishment such as handshaking.
If error is related to ME functionality
+CME ERROR: <err>
If no dial tone and (parameter setting ATX2 or ATX4)
NO DIALTONE
If busy and (parameter setting ATX3 or ATX4)
BUSY
If a connection cannot be established
NO CARRIER
If the remote station does not answer
NO ANSWER
If connection successful and non-voice call.
CONNECT<text> TA switches to data mode.
Note: <text> output only if ATX<value> parameter setting with the
<value> >0
When TA returns to Command mode after call release
OK
If successfully connected and voice call
OK
Parameter Saving NO_SAVE
Mode
Max Response -
Time
Reference Note
See ATX Command for setting result code and call monitoring parameters.
V.25ter
Return the numbers and symbols which ATD supports if there is no last
SIM800 Series_AT Command Manual_V1.05 33 2014-07-31