[Tinyos-help] about modification on radio frequency

ruan at cse.psu.edu ruan at cse.psu.edu
Sun Aug 3 21:29:03 PDT 2008


hi,

I changed the frequency of mica2 dynamically by calling the function
TuneManual(914077000) of interface CC1000Control provided by
CC1000ControlM.

Then I called the SendMsg() to broadcast the msg. And the base station
cannot receive it, while the default frequency of the base station is
CC1K_915_998_MHZ. This is reasonable.

Then I called the TunePreset(CC1K_915_998_MHZ) function to try to reset
the frequency back to the default frequency, and tried to broadcast a
message again. But the base station still could not receive it.

Can anybody tell me why? Thanks.

Sincerely,
Ge



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