User's Manual

CHAPTER 3
Operations at the Application Level
33
The direct radio commands return by default results such as OK or
a specific error number. Complete details about the direct radio
commands can be found in the user manuals for the respective
devices (A730MD, A720, A723, and A733).
PING
DESCRIPTION Returns information about the specified device such as the RF lev-
els, the date and time of the internal real-time clock of the station,
the software version in the station, and the number of reserved
bytes.
PARAMETERS The RTU’s ID.
RETURNS A string or an error message (for example, ERROR 35 means time-
out). The strings and parameters returned depend on the remote
device type. Following is an explanation of the information
returned:
• Incoming RF is the level recorded by the receiving station.
• Outgoing RF is the level at which the sending station received
the requesting station.
• Pout represents the output power of the transmitter while it is
sending the answer to the ping frame.
• The date/time represents the actual value of the local real-
time clock.
• Ver is the software version of the RTU.
• Clk, stk, and cop contain Adcon-specific information.
• The uptime represents the time the device has operated since
the last reset or internal watchdog reset.
• The battery and internal temperature are self-explanatory.
• RSSI (relative signal strength), PMP (power management
parameters), and Slot are the current settings of the device.
REMARKS None.
EXAMPLES ping 2006
Type A730MD
Dev 2006: incoming RF 247, outgoing RF 225
Time Fri Jun 2 16:24:04 2000
Ver C5, clk 00, stk FF, cop FF
Reserved bytes 00 00 00 00 00 00 00 00 00 00
OK
ping 6383
Type A720
Dev 6383: incoming RF 255, outgoing RF 255