Sorry...nada T2 for me. If it was T1 my advice might hold...
MS
Urs Hunkeler wrote:
> Hi Michael,
>
> Thanks for the hints. The antennas are attached. It could well be a
> problem with the configuration. Doesn't TinyOS 2.x have a default radio
> configuration (TX power, frequency) that should work? How do I define
> transmit power and frequency?
>
> Cheers,
> Urs
>
> On 11/24/10 6:19 PM, Michael Schippling wrote:
>> Do you have antennas attached? And of course,
>> define the frequency and transmit power correctly?
>> Those were the two things that tripped me with mica2's.
>> MS
>>
>>
>>
>> Urs Hunkeler wrote:
>>> Hi,
>>>
>>> I have a couple of Mica2 (and Mica2Dot) motes and I wanted to use
>>> them for some experiments, but somehow radio communication doesn't
>>> seem to work. Is there anything special you need to do with the
>>> CC1000 radio?
>>>
>>> Here's the simple test program I used. It works on TelosB and
>>> TinyNode, but somehow does not work on Mica2 (and Mica2Dot). The LED
>>> indicating a successful transmission blinks as expected. The LED
>>> indicating errors stays off. But the LED indicating a successful
>>> reception also stays off. So I assume that somehow the motes do not
>>> receive any messages (I don't know whether they are really sending
>>> anything). Any ideas?
>>>
>>> Cheers,
>>> Urs
>>>
>>> ---------------
>>> // TestAppC.nc
>>> configuration TestAppC {
>>> }
>>> implementation {
>>> components TestC;
>>> components ActiveMessageC;
>>> //components new AMSenderC(54);
>>> //components new AMReceiverC(54);
>>> components MainC;
>>> components LedsC as Leds;
>>> components new TimerMilliC() as Timer;
>>>
>>> TestC.Boot -> MainC;
>>> TestC.RadioControl -> ActiveMessageC;
>>> //TestC.Send -> AMSenderC;
>>> TestC.Send -> ActiveMessageC.AMSend[54];
>>> //TestC.Receive -> AMReceiverC;
>>> TestC.Receive -> ActiveMessageC.Receive[54];
>>> TestC.Leds -> Leds;
>>> TestC.Timer -> Timer;
>>> }
>>>
>>> --------------------------------
>>> // TestC.nc
>>> module TestC {
>>> uses {
>>> interface Boot;
>>> interface SplitControl as RadioControl;
>>> interface AMSend as Send;
>>> interface Receive;
>>> interface Timer<TMilli>;
>>> interface Leds;
>>> }
>>> }
>>> implementation {
>>> message_t rPacket;
>>>
>>> event void Boot.booted() {
>>> call RadioControl.start();
>>> }
>>>
>>> event void RadioControl.startDone(error_t error) {
>>> if(error == SUCCESS) {
>>> call Timer.startPeriodic(1024L);
>>> } else {
>>> call Leds.led2On();
>>> call RadioControl.start();
>>> }
>>> }
>>>
>>> event void RadioControl.stopDone(error_t error) {
>>> }
>>>
>>> event message_t* Receive.receive(message_t* msg, void* payload,
>>> uint8_t len) {
>>> call Leds.led0Toggle();
>>> return msg;
>>> }
>>>
>>> event void Timer.fired() {
>>> error_t error = call Send.send(AM_BROADCAST_ADDR, &rPacket, 5);
>>> if(error != SUCCESS) {
>>> call Leds.led2On();
>>> }
>>> }
>>>
>>> event void Send.sendDone(message_t* msg, error_t error) {
>>> if(error != SUCCESS) {
>>> call Leds.led2On();
>>> } else {
>>> call Leds.led1Toggle();
>>> }
>>> }
>>> }
>>>
>>> _______________________________________________
>>> Tinyos-help mailing list
>>> [email protected]
>>> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
>>
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