At+Qtonedet Enable/Disable Dtmf Detection - Quectel EC25 Command Manual

Example
AT+QIIC=1,0x1B,0x00,2
+QIIC: 0x0021
OK
AT+QIIC=0,0x1B,0x00,2,0x0000
OK
12.13. AT+QTONEDET
The command is used to enable or disable DTMF detection. When this function is enabled, DTMF tones
sent by other side will be detected, and it will be reported on the assigned serial port.
AT+ QTONEDET Enable/Disable DTMF Detection
Test Command
AT+QTONEDET=?
Read Command
AT+QTONEDET?
Write Command
AT+QTONEDET=<enable>
Maximum Response Time
Parameter
<enable> Enable or disable DTMF detection
0
1
NOTES
1. This setting will take effect immediately. And it will revert to the default values after resetting the
module.
EC25&EC21_AT_Commands_Manual
//Read register value, slave address: 0x1B, register address:
//Write register value, slave address: 0x1B, register address:
Enable/Disable DTMF Detection
Response
+QTONEDET: (0,1)
OK
Response
+QTONEDET: <enable>
OK
Response
OK
ERROR
300ms
Disable
Enable
EC25&EC21 AT Commands Manual
0x00, read two bytes.
0x00, write two bytes.
LTE Module Series
200 / 231