[time-nuts] Data sheet for the old version of Dallas DS18S20 used in TBolts?
ed_palmer at sasktel.net
Tue May 25 21:39:37 UTC 2010
Another source of info on the high resolution mode is Application Note
105. Maxim doesn't have it any more, but there are a few copies
around. The Internet never forgets..........
Hal Murray wrote:
>> I have a 2001 Thunderbolt and it uses the DS1620 chip which is nothing like
>> the DS18S20. Did you double check the number?
> Thanks for the correction. (I've been using the DS18S20 in another project
> and forgot to switch my head back to the right chip.)
> I have data sheets for the DS1620 from 053105 and 072099. The text on the
> fancy temperature conversion looks the same.
> The difference might be at the command/register level. I took a quick scan
> and didn't see any differences.
> Is 072099 old enough? Does anybody know what the critical differences is?
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