Reference Information
Modem Reference Information
Corporate Evaluator’s Guide 201
Command Function (Ambit)
&D2 Interpret DTR On-to-OFF transition per &Qn
&Q0 through &Q6: The modem hangs up
&D3 Interpret DTR On-to-OFF transition per &Qn
&Q0, &Q1, &Q4, &Q5, &Q6: Soft reset
&Q2, &Q3: The modem hangs up
&F0 Restore factory configuration 0
&F1 Restore factory configuration 1
&G0 Disable guard tone
&G1 Disable guard tone
&G2 Enable 1800 Hz guard tone
&J0 Set S-Register response only for compatibility
&J1 Set S-Register response only for compatibility
&K0 Disable DTE/DCE flow control
&K3 Enable RTS/CTS DTE/DCE flow control
&K4 Enable XON/XOFF DTE/DCE flow control
&K5 Enable transparent XON/ XOFF low control
&K6 Enable both RTS/CTS and XON/XOFF flow control
&L0 Select dial up line operation
&M0 Select direct asynchronous mode
&M1 Select sync connect with async off-line command mode
&M2 Select sync connect with async off-line command mode and enable DTR dialing of directory zero
&M3 Select sync connect with async off-line command mode and enable DTR to act as Talk/Data switch
&P0 Set 10 pps pulse dial with 39%/61% make/break
&P1 Set 10 pps pulse dial with 33%/67% make/break
&P2 Set 20 pps pulse dial with 39%/61% make/break
&P3 Set 20 pps pulse dial with 33%/67% make/break
&Q0 Select direct asynchronous mode
&Q1 Select sync connect with async off-line command mode
&Q2 Select sync connect with async off-line command mode and enable DTR dialing of directory zero
&Q3 Select sync connect with async off-line command mode and enable DTR to act as Talk/Data switch
&Q4 Select Hayes AutoSync mode
&Q5 Modem negotiates an error corrected link
&Q6 Select asynchronous operation in normal mode
&R0 CTS tracks RTS (sync) or CTS is normally ON and will turn OFF only if required by flow control (async)
&R1 CTS is always active (sync) or CTS is normally ON and will turn OFF only if required by flow control (async)
&S0 DSR is always active
&S1 DSR will become active after answer tone has been detected and inactive after the carrier has been lost
&T0 Terminate any test in progress
&T1 Initiate local analog loopback
&T2 Returns ERROR result code
&T3 Initiate local digital loopback
&T4 Allow remote digital loopback (RDL)
&T5 Disallow remote digital loopback request
&T6 Request an RDL without self-test
&T7 Request an RDL with self-test
&T6 Request an RDL without self-test
&T7 Request an RDL with self-test
&T8 Initiate local analog loop with self-test
&V Display current configuration and stored profiles
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