[Coco] Battery-Backed RTCs for CoCo?

[Doug Fraser]

I found my Burke & Burke and discovered that it is the DS1215 chip, and I haven't looked up the data sheet for it in a long time. DougSent from my Samsung Galaxy smartphone.
The Burke & Burke clock is another version of the DS1216E SmartWatch soldby Radio Shack.  I think it differs from the 1216 only in that you cannotpiggyback another chip on top of it.  The software is for driving it is