D T 5 0 - M C O M M A N D R E F E R E N C E G U I D E 1 . 1 P a g e
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The least significant bit of the first octet of the
<address> must be 0; that is, the <address> must be
a unicast address.
6.1.15 System UMSTAT
AT Command
Description
AT+UMSTAT[=<status_id>]
Reads current status of the system. If <status_id> is
omitted, all applicable ids will be listed.
Response
Description
+UMSTAT:<status_id>,<status_val>
OK
Successful read response.
ERROR
Error message.
Parameter
Description
status_id
0:<status_val>is the uptime in seconds. That is, the
seconds since last reboot
1:<status_val>is the current status of the settings
• 0:Not saved. That is, there are some changes since
the last stored command
• 1:Saved
address
MAC address of the interface id. If the address is set
to 000000000000, the local address will be restored
to factory-programmed value.
The least significant bit of the first octet of the
<address> must be 0; that is, the <address> must be
a unicast address.
6.1.16 RS232 SeUMRS
AT Command
Description
AT+UMRS?
Reads current RS232 settings from the module.
AT+UMRS[=<baud_rate>[,<flow_
control>[,<data_bits>[, <stop_
bits>[,<parity>[,<change_after_
confirm>]]]]]]
Applies new RS232 settings. If
<change_after_confirm> is 0, the new settings will
be applied after reset (if stored to the profile).
Response
Description
+UMRS:<baud_rate>, <flow_control>,
<data_bits>, <stop_bits>, <parity>
OK
Successful read response.
OK
Successful write response.
After receiving the OK response, the DTE shall wait
for at least 40 before issuing a new AT
command, to guarantee a proper baudrate
reconfiguration.
ERROR
Error message.
