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johnny
Associate II
September 18, 2006
Question

About reading RTC counter

  • September 18, 2006
  • 2 replies
  • 805 views
Posted on September 18, 2006 at 11:40

About reading RTC counter

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2 replies

johnny
johnnyAuthor
Associate II
September 18, 2006
Posted on September 18, 2006 at 05:54

Hi,

In STR71xLib (rtc.h) the 32 bit RTC counter is read with two consecutive 16 bit reads. Isn't there a risk that the counter changes between theese two reads?

/Johnny

hichem2
Associate
September 18, 2006
Posted on September 18, 2006 at 11:40

Hi hinkenl,

In the STR71x device the RTC provides a set of continuously running counters driven by the 32 kHz external crystal.

By the way the RTC counter register can be read without any problem.

With regards,