K 10 svn:author V 3 ian K 8 svn:date V 27 2020-07-19T18:53:19.463329Z K 7 svn:log V 224 The ds3231 RTC chip bitmask values for 12- versus 24-hour mode were reversed, flip them so that times in the 20:00:00 to 23:59:59 range read correctly. Reported by: Dr. Rolf Jansen Pointy hat: ian@ END