FreeWave Technologies Inc. 218151431519 Manuale Utente
760 Mhz Data Transceiver Users Manual
LUM0000XX Rev A
Version 1.0
8
Quick Start on a Point-to-MultiPoint Network
The following is a quick start guide for setting up two transceivers in Point-to-MultiPoint mode. This mode allows for a
Master to communicate with several Slaves simultaneously.
Master to communicate with several Slaves simultaneously.
1.
Connect the transceiver to the serial port of a computer either through a serial cable or via the diagnostics
cable. Make sure to connect the radio to a power source (typically, 9 to 30 VDC).
cable. Make sure to connect the radio to a power source (typically, 9 to 30 VDC).
2.
Open up a HyperTerminal session.
Use the following settings in connecting with HyperTerminal
Connect to COMx (where 'x' is the number of the com port being connected to)
Set data rate to 19,200, data bits - 8, Parity- none, Stop bits – 1, Flow control – none.
3. Press
the
Setup button on the radio. If using the diagnostics cable, press Shift-U (capital U).
The three lights on the board should all turn green, indicating Setup mode.
The main menu will appear on the screen.
4. Press
0 to get into the Operation Mode menu.
Press
2 to set the radio as a point to MultiPoint Master.
OR,
Press
3 to set the radio as a point to MultiPoint Slave.
Press
Esc to get back to Main menu.
5. Press
1 in the main menu to change the Baud Rate.
The baud rate must be changed to match the baud rate of the device that the radio is to be attached to.
Press
Esc to get back to Main menu.
6.
At the Main Menu, press 3.
Set FreqKey, Max Packet Size, Min Packet Size, RF Data rate identical on all radios in the network.
Note:
Changing these values may help to eliminate interference from other FreeWave networks.
Press
Press
Esc to get back to Main menu.
7.
At the Main Menu, press 5.
Set the Network ID value to any value between 1 and 4095, except 255.
Make sure this value is the same on every radio in the network.
Point-to-MultiPoint Operation LEDs.
Master Slave
Condition
Carrier Detect
(CD)
Transmit
(TX)
Clear to
Send (CTS)
Carrier
Detect
(CD)
Transmit
(TX)
Clear to
Send
(CTS)
Powered, not linked
Solid red
bright
Solid red
dim
Off Solid
red
bright
Off Blinking
red
Slave linked to Master,
no data
no data
Solid red
bright
Solid red
dim
Off Solid
green
Off
* Solid red
bright
Slave linked to Master,
Master sending data to
Slave
Master sending data to
Slave
Solid red
bright
Solid red
dim
Off Solid
green
Off
* Solid red
bright
Slave linked to Master,
Slave sending data to
Master
Slave sending data to
Master
Solid green
RCV data
or Solid red
bright
Solid red
dim
Intermittent
flash
red
o
Solid
green
Intermittent
flash
red
o
* Solid red
bright
Master with diagnostics
program running
program running
Solid red
bright
Solid red
dim
Intermittent
flash
red
o
Solid
green
Intermittent
flash
red
o
* Solid red
bright
* Clear to Send LED will be solid red
with a solid link, as the link weakens the Clear to Send LED light on the Slave
will begin to flash
.