Digi 90031300 Manual Do Utilizador

Página de 160
T1 Modem Bank
118
Class 1 FAX Commands
The Digi Modem/Xem supports FAX commands conforming to EIA standard 578.  These commands are given here
with short descriptions; complete descriptions are given in the standard, available from the Electronic Industry
Association.  It also supports ECM mode and V.17terbo at 19.2K bps.
+FCLASS?
Service Class Indication
Causes the modem to display the current setting.  The modem can operate either as a Class 0 data modem or
a Class 1 FAX modem.  Returns 
0
 for a Class 0 data modem, or 
1
 for a Class 1 FAX modem.
+FCLASS=?
Service Class Capabilities
Causes the modem to display the classes it supports.  Returns “
0
” if set up for data mode; “
0, 1
” indicates
that the modem is capable of data and Class 1 FAX services.
+FCLASS=
n
Service Class Selection
Sets the modem for Class 0 (data) or Class 1 (FAX) operation.
+FCLASS=0
Sets the modem for Class 0 data operation.
+FCLASS=1
Sets the modem for Class 1 FAX operation.
+FTS=?
FTS Range Capabilities
Modem returns “
0-255
”.
+FTS=
n
Transmission Silence
Causes the modem to stop transmitting data and pause for 
n
 
x
 10 ms.  Modem returns OK after timer has
expired.
+FRS=?
FRS Range Capabilities
Modem returns “
0-255
”.
+FRS=
n
Receive Silence
Causes the modem to stop transmitting data and pause for 
n
 
x
 10 ms for silence; then the timer is reloaded.
+FTM=?
FAX Normal Mode Transmit Capabilities
Causes the modem to output the transmit modulations supported by the modem.  See Table 9.
+FTM=
n
Modem Initiate Training
Causes the modem to initiate training with modulation of type 
n
. Table 9 shows the values you can enter for
this command and the meaning of those values.