Datasheet

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PCF85063TP All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved. Product data sheet Rev. 3 — 11 July 2013 5 of 47 NXP Semiconductors
PCF85063TP
Tiny Real-Time Clock/calendar
8.1 Registers organization
Table 5. Registers overview
Bit positions labeled as - are not implemented. After reset, all registers are set according to Table 8 on page 9
.
Address Register name Bit Reference
7 6 5 4 3 2 1 0
Control and status registers
00h Control_1 EXT_TEST - STOP SR - CIE 12_24 CAP_SEL Section 8.2.1
01h Control_2 - - MI HMI TF COF[2:0] Section 8.2.2
02h Offset MODE OFFSET[6:0] Section 8.2.3
03h RAM_byte B[7:0] Section 8.2.4
Time and date registers
04h Seconds OS SECONDS (0 to 59) Section 8.3.1
05h Minutes - MINUTES (0 to 59) Section 8.3.2
06h Hours - - AMPM HOURS (1 to 12) in 12 hour mode Section 8.3.3
HOURS (0 to 23) in 24 hour mode
07h Days - - DAYS (1 to 31) Section 8.3.4
08h Weekdays - - - - - WEEKDAYS (0 to 6) Section 8.3.5
09h Months - - - MONTHS (1 to 12) Section 8.3.6
0Ah Years YEARS (0 to 99) Section 8.3.7