OKI MSM62X42BRS RTC Chip

[vandalton]

Just want to let you know, that I couldn't get Epson RTC62421 chip, but I found a pin-to-pin equivalent: OKI MSM62X42BRS, and it works perfectly in your design

[SukkoPera]

Thanks a lot for your report. Leaving this open until I find the time to put it in the docs.