Smart Machine Smart Decision
SIM800 Series_Bluetooth_Application_V1.02
21
2014-06-30
2.22.
AT+BTVTS Send DTMF tone
AT+BTVTS Send DTMF tone
Response
+BTVTS: (<dtmf>
’s cope
)
OK
Test Command
AT+BTVTS=?
Response
OK
Write Command
AT+BTVTS=<dt
mf>
Parameter
<
dtmf
> DTMF tone
Note
When module connected with smartphone as an earphone,would send
DTMF tone through this command
2.23.
AT+BTCIND Get status of smartphone
AT+BTCIND Get status of smartphone
Response
+BTCIND: (0,1)
OK
Test Command
AT+BTCIND=?
Response
OK
Parameter
<mode>
1 auto report open
0 auto report close
Write Command
AT+BTCIND=<
mode>
Unsolicited Result Code
When
<mode>
=1, any changed in
<service>,<call>,<call_setup>,<held>,<signal>,<roam>,<battchg>
, an
unsolicited result code is returnd
:
+BTCIND:
1,<service>,<call>,<call_setup>,<held>,<signal>,<roam>,<battchg>
Read Command
AT+BTCIND?
Response
+BTCIND:
<mode>,<service>,<call>,<call_setup>,<held>,<signal>,<roam>,<batt
chg>
OK