LTE Module Series
EC25&EC21 AT Commands Manual
EC25&EC21_AT_Commands_Manual 25 / 231
Parameter
2.21. ATX Set CONNECT Result Code Format and Monitor Call Progress
The command determines whether or not the module transmits particular result codes to the TE. It also
controls whether or not the module verifies the presence of a dial tone when it begins dialing, and whether
or not engaged tone (busy signal) detection is enabled.
Parameter
<n> 0-8-127 Response editing character (Default 8=<Backspace>)
ATX Set CONNECT Result Code Format and Monitor Call Progress
Execution Command
ATX<value>
Response
This parameter setting determines whether or not the TA
detected the presence of dial tone and busy signal and
whether or not TA transmits particular result codes.
OK
<value> 0 CONNECT result code only returned, dial tone and busy detection are both
disabled
1 CONNECT <text> result code only returned, dial tone and busy detection are
both disabled
2 CONNECT <text> result code returned, dial tone detection is enabled, busy
detection is disabled
3 CONNECT <text> result code returned, dial tone detection is disabled, busy
detection is enabled
4 CONNECT <text> result code returned, dial tone and busy detection are
both enabled
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