We can identify the problem as one of networking or rest of the system.

Could you first run apps/tests/TestNetwork? If the root receives the
packets, then we know networking is working and the problem might be
somewhere else.

- om_p

On Sun, Sep 30, 2012 at 8:04 AM, Nhuanthong <nhuanth...@gmail.com> wrote:
> Dear Omprakash Gnawali,
>
> For the example EasyCollection, inside the file EasyCollectionC.nc, the root
> will be set ID = 1. Then, I try to do as follow:
>    1. make telosb for the folder EasyCollection.
>    2. For compiling the node and root, I type:
>            For root node:  make telosb install,1
>            For non-root node: make telosb install, x (with x is sensor ID <>
> 1)
>
>     However, when I use the command Listen for listening from non-root
> sensors to root node, nothing happen!!! (the command:  java
> net.tinyos.tools.Listen -comm serial@/dev/ttyUSB17:telosb)
>     Then, I try to compile the root by using the BaseStation (inside apps
> folder), and I can see the packet when I turn on the sensors (by using the
> above command Listen)!!
>
>    I do not know which case is right, and where is the wrong thing?!!! Could
> you please tell me how to get and display the packet in right way?
>
> Best regards,
>
> Huy.
>
> On Sun, Sep 30, 2012 at 3:51 AM, Omprakash Gnawali <gnaw...@cs.uh.edu>
> wrote:
>>
>> We can identify the problem as one of networking or rest of the system.
>>
>> Could you first run apps/tests/TestNetwork? If the root receives the
>> packets, then we know networking is working and the problem might be
>> somewhere else.
>>
>> - om_p
>>
>> On Sat, Sep 29, 2012 at 1:49 PM, Nhuanthong <nhuanth...@gmail.com> wrote:
>> > Dear Helps,
>> >
>> > I try to form a CPT (Collection Protocol Tree) WSN by the example
>> > EasyCollection in the part Network Protocol
>> > (http://docs.tinyos.net/tinywiki/index.php/Network_Protocols). However,
>> > when
>> > I run the application, the base station sensor (root) can not receive
>> > any
>> > packet from other sensors even though the led lights of the these
>> > sensors
>> > work! Could you please teach me how to receive the packet from the
>> > children
>> > sensor and display on the PC?
>> >
>> > Thank you so much for your help.
>> >
>> > Best regards!
>> >
>> > _______________________________________________
>> > Tinyos-help mailing list
>> > Tinyos-help@millennium.berkeley.edu
>> > https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
>
>
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