Arduino - preruseni + DCF77

[Admin HWnews]

To jsou tyhle?

http://www.ebay.com/itm/DS3231-AT24C32-IIC-module-precision-Real-time-clock-module-memory-module-Arduino/400503978923?_trksid=p2047675.c100005.m1851&_trkparms=aid%3D222007%26algo%3DSIC.MBE%26ao%3D1%26asc%3D28810%26meid%3D64efd3a081304b8d840a87dfa8234712%26pid%3D100005%26rk%3D1%26rkt%3D6%26mehot%3Dpp%26sd%3D141135165489&rt=nc

Dne 18.2.2015 v 21:09 Lukas Burda napsal(a):
> Dejte si tam DS3231. Me tady i ty z ebaye jedou pri pokojove teplote
> do 1 ppm (moje domaci nejistota je nekde na 0.5 ppm). Tam bude stacit
> synchonizace po opravdu dlouhe dobe i bez kalibrace.
>
> L.