On Wed, Aug 21, 2019 at 01:38:56PM +0200, Alexandre Belloni wrote: > On 21/08/2019 12:30:29+0100, Mark Brown wrote: > > What's the mechanism here? It's a very strange thing to require. > The clock control is on the first register, then you have sec, min, > hour, day, mon, year. > To be able to set the clock accurately, you need to first disable the > clock, then set the time and date and finally reenable the clock in the > first register. This should be done in a single i2c write. Ugh, right. And of course it would be silly to put the enable register last or done some sort of strobe thing.
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