TECHNICAL REFERENCE
11
&Bn Manages modem’s serial port rate
&B0 Variable, follows connection rate
* &B1 Fixed serial port rate
&B2 Fixed in ARQ mode, variable in non-ARQ mode
&Cn Controls Carrier Detect (CD) signal.
&C0 CD override
* &C1 Normal CD operations
&Dn Controls Data Terminal Ready (DTR) operations
&D0 DTR override
&D1 DTR toggle causes online Command mode
* &D2 Normal DTR operations
&D3 Resets on receipt of DTR
&Fn Loads a read-only (non-programmable) factory configuration
&F0 Generic template, no flow control
&F1 Hardware flow control template
&F2 Software flow control template
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