[Tinyos-help] Printf fails with TOSH_DATA_LENGTH=64 ?

[Kevin Klues]

There was an update to cvs about a week ago witha  fix for this.  Try
updating your cvs.  Also, if the 2.0.2 version of printf wouldn't
compile for you, but the newest one does, then you are not using 2.0.2
but something later.

Kevin

On Fri, Aug 1, 2008 at 9:03 AM, Alan Marchiori <alan at alanmarian.com> wrote:
> I have been working with the default TOSH_DATA_LENGTH=28; I am
> outputting debugging information over the serial port (telosb).  I
> needed to send larger packets so added DTOSH_DATA_LENGTH=64 in my
> makefile, that does allow me to send larger packets, but it seems to
> break printf, sample output below.
>
> I have started looking through printf.h/nc/etc but see nothing
> obviously wrong here.  If anything larger packets would allow printf
> to send fewer packets over the serial port.
>
> Possibly the problem lies in PrintfClient?
>
> Before I spend a lot of time looking into this, I thought I would see
> if anyone has seen this problem before?  I am using Tinyos 2.0.2 with
> the PrintfClient from CVS (for some reason the 2.0.2 PrintfClient
> didn't compile for me).
>
> sample output with default TOSH_DATA_LENGTH (28):
> SAS, Tx REQUEST
> SAS, RX Offer addr = 000f, rev rssi = -88, rssi = -43
> Checking offers, got 1 offers
> best val =  0.810 address 000f parent 00 00 00 00 00 00 ba 5e
> SAS, Tx ACCEPT
> SAS, Tx ACCEPT
> SAS, RX Grant addr = f
> computed hop count as 1
> computed parent address as 0x0000
> base address is 0x1f
> child addr 0x001f - 0x00ff
> APP, Associated
> APP, sending assoc evt
> NCEP, RX for me trans ack seq: 0, cancel resend, signal success.
> APP, NCEP send SUCCESS
>
> sample output after chanig TOSH_DATA_LENGTH=64:
> SAS, Tx REQUEST
> SAS, RX Offer addr = 000f, r= -43
> Checking offers, got 1 offeraddress 000f parent 00 00 00, Tx ACCEPT
> SAS, Tx ACCEPT
> SAS, RX Grantop count as 1
> computed parenbase address is 0x1f
> child aAPP, Associated
> APP, sendingNCEP, transport retry 1
> NCEP, RX for me trans ack se signal success.
> APP, NCEP s
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-- 
~Kevin