User Manual

Appendix C Hayes AT Command Reference
RFI-9256 Radio Modem User Manual Page 79 of 96
The radio should be restored to multi-port operation after hanging up from the remote radio or at the end of
session.
C.1.14 “AT&K” Flow Control
The flow control mode for the current serial port is selected using the AT&K command. The selection options
are shown in Table 31.
Command Description
AT&K0
Flow control is disabled.
AT&K3
RTS/CTS hardware flow control is selected. This option is only available for the main serial
port.
AT&K4
Xon/Xoff software flow control is selected. This option is available on both the main and
auxiliary ports.
Table 31: AT&K flow control commands
C.1.15 “AT&V” View Active Profile
The current configuration of the radio can be viewed using the AT&V command. The items that can be
viewed are shown in Table 32.
Command Description
AT&V
Displays all registers except for I registers.
AT&V1
Displays all I registers.
AT&V2
Displays all S registers.
AT&V8
Displays the current communications links.
AT&V9
Displays the fault / diagnostics log.
Table 32: AT&V view profile commands
C.1.16 “AT&W” Store Active Profile
The AT&W command is used to store the current profile in non-volatile memory.
The two options when storing the active profile are shown in Table 33.
Command Description
AT&W
Saves all radio configuration data to non-volatile memory.
AT&W1
Submits the serial port configuration. Serial port configuration changes are not made active
until this command is executed.