RFU-433-RU400 (433 MHz RS-232/RS-485 Wireless Modem) User Manual, Version 1.00
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3. RFU-433-RU400 Utility
When RFU-433-RU400 utility connects with RFU-433-RU400 in set
mode through COM port. The utility will get the module firmware version
and configuration. User also can change the RF communication frequency
to RFU-433-RU400 through the utility.
Open COM Button:
Open COM port and connect to module.
Close Button:
Close COM port.
Product:
Here will show the module name and firmware version.
Setting Function:
It includes "Hardware Setting" and "Software Setting".
For "Hardware Setting", the "Channel" is 433.5000 MHz, the "Output
Power" is 10 dBm and the "Message Duty" is enable.
Channel:
RF channel is 433.1000 MHz ~ 434.6000 MHz.
Output Power:
The RF output power is from 0x00 ~ 0x7F. Default is 10
dBm and 0x7F is max (19 dBm).
Message Duty:
Message duty means the minimum time interval for RF
message. The "next" time interval is 10 times the "current" RF message
Tx time. For example, if current transmission RF message is 20 bytes
with 9600 bps, the Tx time is about 20 ms, so the next time the module
can transmit RF message is after 200 ms. That is to say the message
duty is 10%.
Write Setting Button:
Click it to set all setting on the "Write
Configuration" panel to the module and read back on "Read
Configuration" panel.
