Most likely this is a bug in your program. How do you know if the
second node is receiving the message correctly? How do you know if the
second node is sending a message? If you post the files for all of
your nodes maybe we can take a look.
- om_p
On Feb 4, 2008 1:46 AM, Adriano Pasquali <[EMAIL PROTECTED]> wrote:
> Hi everybody,
> I have find a possible bug with recieve interface in tinyOS 2.x
> I have 3 sensor nodes, the first one periodically (10 s) sends a frame with
> AMType=01. The second one receives the frame with AMType=01 and sends a
> frame with AMType=02, it has the following configuration and program:
>
>
>
>
> /*****************************
> ***********************************************************************/
>
>
> configuration ApplicazSensor1C { }
> implementation
> {
> components ApplicazSensor1P, MainC, ActiveMessageC, LedsC,
> new TimerMilliC(),
> new AMSenderC(AM_SENSOR1), new AMReceiverC(AM_RX_OBD);
> ApplicazSensor1P.Boot -> MainC;
> ApplicazSensor1P.RadioControl -> ActiveMessageC;
> ApplicazSensor1P.AMSend -> AMSenderC;
> ApplicazSensor1P.Receive -> AMReceiverC;
> ApplicazSensor1P.Timer -> TimerMilliC;
>
> ApplicazSensor1P.Leds -> LedsC;
>
>
> }
>
> /******************************************************************************************************/
>
>
> /*************SENSOR1.h********************************************/
>
> #ifndef SENSOR1_H
> #define SENSOR1_H
>
> enum {
>
> AM_RX_OBD=0X01, //recive with AM_type 01
> AM_SENSOR1 = 0x02 //send with AM_type 02
> };
>
>
>
>
>
>
>
>
>
>
>
> /*************************************************************************************/
>
>
>
>
> /***********************PROGRAM**************************************************/
>
> #include "Timer.h"
> #include "SENSOR1.h"
>
> module ApplicazSensor1P
> {
> uses {
> interface Boot;
> interface SplitControl as RadioControl;
> interface AMSend;
> interface Receive;
> interface Timer<TMilli>;
>
> interface Leds;
> }
> }
> implementation
> {
> message_t sendbuf;
>
>
>
> void report_problem() { call Leds.led0Toggle(); }
> void report_sent() { call Leds.led1Toggle(); }
> void report_received() { call Leds.led2Toggle(); }
>
> event void Boot.booted() {
>
> if (call RadioControl.start() != SUCCESS)
> report_problem();
> }
>
>
>
> event void RadioControl.startDone(error_t error) {
>
> }
>
> event void RadioControl.stopDone(error_t error) {
> }
>
>
>
>
>
> event message_t* Receive.receive(message_t* msg, void* payload, uint8_t
> len) { //recieve frame AM_type 01
>
> report_received();
>
>
> call Timer.startOneshot(2000); //start timer for sending frame AM_type
> 02
>
> return msg;
> }
>
>
> event void Timer.fired() {//INIT EVENTO
>
>
> sendbuf.data[0]=0xff;
> call AMSend.send(AM_BROADCAST_ADDR, &sendbuf, 1); //send frame AM_type
> 02
>
>
>
> } //FINE
>
> event void AMSend.sendDone(message_t* msg, error_t error) {
> if (error == SUCCESS){ // SE E' STATO SPEDITO CON SUCCESSO
>
> call Leds.led0Toggle();
>
> }
>
> else{report_problem();}
>
>
>
> }
>
>
> }
>
> /********************************************************************************************/
>
>
>
>
>
>
> The third node is a sniffer with the program BaseStation furnished by
> TinyOS2X.
>
> The base station always sends to the UART the received frame with AMType=01
> and rarely the frame with AMType=02, even if the second node always sends
> the frame with AMType=02 when it receives the one with AMType=01.
> This has been verified with sniffer Integration 802.15.4/Zigbee Dongle.
> Can anyone help me to solve this bad behavior?
> Thank you,
> Adriano
> _______________________________________________
> Tinyos-help mailing list
> [email protected]
> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
>
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