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4. AT Command Set and
Table
(9 of 23)
Model 3830 AT Commands
&Dn DTR Action
Data Terminal Ready (DTR) is a signal from the DTE to the modem indicating that the DTE is connected and ready for operation.
&D0 Ignore. Modem ignores the true status of DTR and treats it as always ON.
&D1 Off=Command Mode. Modem enters online Command Mode if connected when DTR switches off.
&D2 Standard
&D3 Off=Reload Strap. Follows Standard
&D4 Controls
&Fn Select Factory Default Configuration Options
Loads factory configuration options into the Active (Operating) area. &F5 and &F6 are valid only if Enhanced Throughput Cellular (ETC) is installed.
&F0 | Async Dial |
&F3 | UNIX Dial |
&F5 | Cellular (Mobile) |
&F6 | Cellular (PSTN) |
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August 1998 |