12
TOTE-A-FAX 542
COMMAND
DESCRIPTION/RANGE —SIZE
AT&D2
Modem goes On Hook and return to command mode when DTR
goes Off
AT&D3
Modem initializes when DTR goes OFF
AT&F
Fetch S Register from EPROM for factory default
AT&G0
No guard tone
(default)
AT&G1
500 Hz guard tone enabled
AT&G2
1800 Hz guard tone enabled
AT&J0
RJ-11 select
(default)
AT&J1
No function
AT&L0
Switched line select
(default)
AT&L1
Leased line select (not supported)
AT&M0
ASynchronouse mode
(default)
AT&P0
US Make/Break Ratio for Pulse dialing
(default)
AT&P1
UK Make/Break Ratio for Pulse dialing
AT&Q0
Same as AT&M0
AT&R0
Clear to Send (CTS) follows RTS
(default)
AT&R1
CTS always On
AT&S0
Data Set Ready (DSR) always On
(default)
AT&S1
DSR normal
AT&T0
Terminate test in progress
(default)
AT&T1
Initiate local analog loopback for time set by register S18
AT&T2
Not defined
AT&T3
Initiate digital loopback for time set by register
AT&T4
Enable remote digital loopback (RDLB) response
AT&T5
Disable remote digital loopback (RDLB) response
AT&T6
Initiate RDLB
AT&T7
Initiate RDLB with Self Test
AT&T8
Initiate ALB with Self Test
AT&W0
Write S Registers into User Profile Number 0
AT&W1
Write S Registers into User Profile Number 1
AT&X0
Modem provides transmit clock
AT&X1
DTE supplies transmit clock
AT&X2
Slave clock mode (not supported)