On 25/03/2020 12:45, emanuel stiebler via cctalk wrote: > Hello Maciej, > no, no confusion, and thanks for the detailed analysis. Now I have to > find my dremel (I just moved) and check the Dallas NVRAM ;-) > > Cheers & thanks again! You can buy replacements for the Dallas DS1287A under a new part number - DS12887A. Matt