[Coco] Battery-Backed RTCs for CoCo?

[Joel Rees]

2018年11月11日(日) 8:47、Gene Heskett さん（gheskett at shentel.net）のメッセージ:

> On Saturday 10 November 2018 15:55:11 Mark J. Blair wrote:
>
> > What are/were the most popular battery-backed real time clock
> > accessories for the Color Computer family?
> >
> The best one I've ever had is the one in Cloud-9's scsi controller, now
> long out of stock.  Kept great time  powered down, lost a few seconds an
> hour booted up. But I dissed


Disassemble as opposed to disparage.

Too much rap in my head from looking up songs and singers for students.
(Insert scare quotes appropriately.)


> the clock module and found it was stopping
> the clock for a couple milliseconds every 10 minutes while it synched
> the coco's clock, changed the code to just lock the ripple counter, not
> the whole clock. Works well right now.
>
> Most of the other clock chips that I've had either weren't that accurate,
> or in the case of the disto 4n1 clock, often set to random times by
> power up or power down noise.
>
> > --
> > Mark J. Blair <nf6x at nf6x.net>
> > http://www.nf6x.net/
>
>
>
> --
> Cheers, Gene Heskett
> --
> "There are four boxes to be used in defense of liberty:
>  soap, ballot, jury, and ammo. Please use in that order."
> -Ed Howdershelt (Author)
> Genes Web page <http://geneslinuxbox.net:6309/gene>
>
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