UM10762 User manual for the accurate RTC demo board OM13513 containing PCF2127T and PCF2129AT Rev. 2 1 September 2014 User manual Document information Info Content Keywords PCF2127T, PCF2129AT, OM13513, accurate RTC, Real-Time Clock, get 2 started, SPI bus, I C-bus, time stamp, temperature compensation, integrated quartz, tuning, battery switch, Watch-Dog Abstract User manual for the accurate RTC demo board OM13513 containing PCF2127T and PCF2129ATNXP Semiconductors UM10762 RTC PCF2127T, PCF2129AT evaluation board OM13513 Revision history Rev Date Description v.2 20140901 updated revision v.1 20140602 first revision Contact information For more information, please visit: