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ZyXEL Communications 2864 User Manual

Page 162

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15–8

Class 2 Flow Control

Flow control is necessary to match the DTE-DCE data rate to the line signaling
rate while transmitting or receiving Group 3 (T.4) data. In Class 2 fax mode, both
hardware (RTS/CTS) and software (XON/XOFF) flow control are enabled.

CLASS 2.0 "AT+F" COMMAND SET.

Commands

n=70

Receives the error on phase B hang up code.

n=90

Receives the error on phase C hang up code.

n=100

Receives the error on phase D hang up code.

+FNSC:"

HEX

string

"

Reports the non-standard facilities command
frame.

+FNSF:"

HEX

string

"

Reports the non-standard facilities frame re-
sponse.

+FNSS:"

HEX

string

"

Reports the non-standard setup frame re-
sponse.

+FPOLL

Remote polling indication.

+FPTS:n

Receive page transfer status response; refer to
+FPTS=n command.

+FTSI:"

string

"

Report remote ID response TSI.

+FVOICE

Transition to Voice response.

Command Syntax

Description

+=

Executes a command or sets a parameter.

+=?

Reads permissible settings.

+?

Reads the current setting.

Command

Value

Description

+FAA=n

Auto-answer mode parameter:

n=0

The DCE answers as set by +FCLASS.

n=1

The DCE answers and auto-determines the call
type.

+FBO=n

Phase C data bit order:

n=0

Selects direct bit order.

n=1

Selects reversed bit order in receiving mode for
phase C data.

+FBS?

Buffer size parameter; read only.

Response

Value

Function and Description