At+Btatd Dial Voice Call; At+Btrssi Get Rssi Of Connected Bt Device - SimTech SIM800 Series Application Notes

Write Command Response
AT+BTVGM=<g OK
ain>
Parameter
<gain>
This command is used set MIC volume when the module is connected
with smartphone as an earphone
Note For some smartphone,after connected with BT earphone,the current MIC
volume may not be transmitted to earphone,thus the return value of the
read command may be 0.But after setting once,the value would be correct.

2.20. AT+BTATD Dial voice call

AT+BTATD Dial voice call
Test Command Response
AT+BTATD=? +BTATD: (<number> length range)
OK
Write Command Response
AT+BTATD=<nu OK
mber>
Parameter
<number>
Module as earphone connected to smartphone, this command could make
Note

2.21. AT+BTRSSI Get RSSI of connected BT device

AT+BTRSSI Get RSSI of connected BT device
Test Command Response
AT+BTRSSI=? +BTRSSI: (list of supported <device ID>s)
OK
Write Command Response
AT+BTRSSI=<d +BTRSSI: <rssi>
evice ID>
OK
Parameters
<device ID>
<rssi>
Note RSSI value is negative, the smaller value represents the worse signal
SIM800 Series_Bluetooth_Application_V1.02
MIC gain level
phone number
an outgoing call
Connected Device ID
-127...0 RSSI value of BT device
Smart Machine Smart Decision
20 2014-06-30