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Modem Reference Information
136 Reference Guide
Command Function (Ambit)
&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
&V1 Display last connection statistics
&W0 Store the current configuration as profile 0
&W1 Store the current configuration as profile 1
&X0 Select internal timing for the transmit clock
&X1 Select external timing for the transmit clock
&X2 Select slave receive timing for the transmit clock
&Y0 Recall stored profile 0 upon power up
&Y1 Recall stored profile 1 upon power up
&Zn=x Store dial string x (up to 34 digits) to location n (0 to 3)