yes, I could see the rx and tx blink too. On Tue, Aug 25, 2009 at 4:00 PM, Raffaele Gravina < [email protected]> wrote:
> Sometimes it turns out the host application tries to send data to the > basestation node (via the tinyos.jar or the SF) but the basestation itself > has troubles in getting them. When that happen i notice the 'UART write led' > on the side of the usb connector keeps blinking weakly. Actually, most of > the time is the alarm signal that the node is going to die soon :D > - Raf > > > 2009/8/25 Xiaogang Yang <[email protected]> > >> Nope, I just use telosb. So it seems like you also have the same problem? >> >> On Tue, Aug 25, 2009 at 3:39 PM, Raffaele Gravina < >> [email protected]> wrote: >> >>> Hi, >>> did you tried with another basestation node? I use tmoke sky/telosb nodes >>> and sometimes the usb connectors start to don't work happily anymore! >>> >>> - Raffaele >>> >>> 2009/8/25 Xiaogang Yang <[email protected]> >>> >>>> Hello, everybody: >>>> I encounter a problem in my recent research as follows: >>>> I cannot send message from pc to mote reliably, so I turn on the DEBUG >>>> of Packetizer.java >>>> Then I found when PC send msg to mote through serialport, ack timeout >>>> happen frequently. >>>> I doubt whether my application has problem, so I change to Octopus which >>>> could send msg to mote, >>>> and I found success of sending msg has low probability. So I doubt >>>> whether there is some tricky thing between support/sdk/java/tinyos.jar >>>> and serial port. >>>> >>>> Does anyone has such kind of experiences? downstream of data cannot >>>> transmitted reliably at all, most time even just fail, but when I restart >>>> the mote, >>>> at the beginning, the probability of success is high, then lower. >>>> >>>> Thanks >>>> >>>> -- >>>> Xiaogang Yang >>>> Sensorweb Research Laboratory >>>> http://sensorweb.vancouver.wsu.edu/ >>>> Washington State University Vancouver >>>> >>>> _______________________________________________ >>>> Tinyos-help mailing list >>>> [email protected] >>>> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help >>>> >>> >>> >>> >> >> >> -- >> Xiaogang Yang >> Sensorweb Research Laboratory >> http://sensorweb.vancouver.wsu.edu/ >> Washington State University Vancouver >> > > -- Xiaogang Yang Sensorweb Research Laboratory http://sensorweb.vancouver.wsu.edu/ Washington State University Vancouver
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