Paul,
Even better question. I use owpython. How do i test this patch?
-darryl
On 12/7/06, Paul Alfille <[EMAIL PROTECTED]> wrote:
> Can you try the following patch to see where the failures a re occuring:
> diff -B -b -w -U3 -r1.67 ow_1820.c
> --- module/owlib/src/c/ow_1820.c 6 Dec 2006 01:50:27
> -0000 1.67
> +++ module/owlib/src/c/ow_1820.c 8 Dec 2006 01:56:27
> -0000
> @@ -350,6 +350,7 @@
>
> /* Check for error condition */
> if ( data[0]==0xAA && data[1]==0x00 && data[6]==0x0C ) {
> + printf("DS18S20 Temperature "SNformat" 85C error 1st
> pass\n",SNvar(pn->sn)) ;
> /* repeat the conversion (only once) */
> /* Do it the most conservative way -- unpowered */
> if ( !pow ) { // unpowered, deliver power, no communication allowed
> @@ -359,8 +360,12 @@
> UT_delay( delay ) ;
> }
> if ( OW_r_scratchpad( data , pn ) ) return 1 ;
> + if ( data[0]==0xAA && data[1]==0x00 && data[6]==0x0C ) {
> + printf("DS18S20 Temperature "SNformat" 85C error 2nd
> pass\n",SNvar(pn->sn)) ;
> + }
> + } else {
> + printf("DS18S20 Temperature "SNformat" NO ERROR\n",SNvar(pn->sn)) ;
> }
> -
> // Correction thanks to Nathan D. Holmes
> //temp[0] = (_FLOAT) ((int16_t)(data[1]<<8|data[0])) * .5 ; // Main
> conversion
> // Further correction, using "truncation" thanks to Wim Heirman
>
>
>
> On 12/7/06, Darryl VanDorp < [EMAIL PROTECTED]> wrote:
> > Nope. Both sensors fail.
> > -darryl
> >
> > On 12/7/06, Paul Alfille < [EMAIL PROTECTED]> wrote:
> > > Ok, is it consistent, which fails? powered or unpowered?
> > >
> >
>
>
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