User’s manual aw900r2-eval – AvaLAN Wireless AW900R2-EVAL User Manual

Page 13

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User’s Manual

AW900R2-EVAL

5. You will need to install EvkUtilityLite.exe and zedgraph.dll on the PC. If you

attempt to select the serial converter’s COM port with the utility, you will get

a “port closed” error, but no harm will be done.

6. You will need a serial data source program installed on your PC. If you are run-

ning Windows XP, hyperterm is already there and makes a good data source.

Unfortunately, Microsoft has discontinued inclusion of hyperterm and you will

need another alternative for later versions of Windows. There are many avail-

able for free or at low cost and they may be found by Internet search. The one

we used in our setup was Tera Term, a free terminal emulator whose latest ver-

sion can be downloaded from sourceforge: ttssh2.sourceforge.jp. The terminal

emulator program should be configured to connect to the Virtual COM port of

the Serial Converter and its serial port properties like Baud rate, data bits, etc.

should match the configuration settings in the AW900R2s. It is also useful to set

local echo and CR-LF end-of-line for transmit and receive.

7. When everything is connected properly and all the software pieces are in

place, you should be able to type characters into the terminal emulator on

one PC and see them appear in the terminal emulator window on the other PC.

Tera Term also supports text file transfers if you want to send more data than

what you are willing to type or wish to explore the effect of the radio’s tuning

parameters on the data stream.

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