HP calcs with clock

[walter b]

(07-16-2014 10:34 AM)Marcus von Cube Wrote:  The 34S stop watch is not based on the RTC circuit. It is just a piece of software that uses the periodic interrupt. It's only useful (and enabled) on a modified calculator as is the RTC.

And a "modified calculator" is one with a quartz and capacitors added here. All that - as mentioned - can be read elsewhere (e.g. in the respective manual).

d:-)