RE: [ECOS] RTC format

["Trenton D. Adams" <tadams@extremeeng.com>]

I forgot to divide by 365! :)  So, it's actually 136 years if anyone
cares.  I doubt they do.

  > -----Original Message-----
  > From: Trenton D. Adams [ mailto:tadams@extremeeng.com ] 
  > Sent: Monday, July 16, 2001 3:15 PM
  > To: 'Trenton D. Adams'; 'eCos Discussion'
  > Subject: RE: [ECOS] RTC format
  > 
  > 
  > I just noticed it's a 1Hz clock so I assume it's stored in 
  > seconds from 1980?  I don't think 49,710 years will be a problem! :)
  > 
  >   > -----Original Message-----
  >   > From: ecos-discuss-owner@sources.redhat.com 
  >   > [ mailto:ecos-discuss-owner@sources.redhat.com ] On Behalf Of 
  >   > Trenton D. Adams
  >   > Sent: Monday, July 16, 2001 3:10 PM
  >   > To: 'eCos Discussion'
  >   > Subject: [ECOS] RTC format
  >   > 
  >   > 
  >   > Is there a standard format for RTCs?  I don't know what to 
  >   > write to the RTC 32-bit register to set it.  I came up with 
  >   > my own hh:mm:ss.xxx format for storage in a 32 bit 
  >   > register, but I wonder if it's compatible?  After all, I 
  >   > certainly hope it's not based on ms from some date because 
  >   > it would only store 49.xxx days then.
  >   > 
  >   > bit   | measurement
  >   > _________________
  >   > 27-23 | hours
  >   > 22-17 | minutes
  >   > 16-10 | seconds
  >   > 9-0   | milliseconds
  >   > 
  >   > 
  >