NXP Semiconductors K22F series, Reference Manual, Page: 1062 / 1407

RTC_WAR field descriptions (continued)
Field Description
0 Writes to the Status Register are ignored.
1 Writes to the Status Register complete as normal.
4
CRW
Control Register Write
After being cleared, this bit is set only by system reset. It is not affected by VBAT POR or software reset.
0 Writes to the Control Register are ignored.
1 Writes to the Control Register complete as normal.
3
TCRW
Time Compensation Register Write
After being cleared, this bit is set only by system reset. It is not affected by VBAT POR or software reset.
0 Writes to the Time Compensation Register are ignored.
1 Writes to the Time Compensation Register complete as normal.
2
TARW
Time Alarm Register Write
After being cleared, this bit is set only by system reset. It is not affected by VBAT POR or software reset.
0 Writes to the Time Alarm Register are ignored.
1 Writes to the Time Alarm Register complete as normal.
1
TPRW
Time Prescaler Register Write
After being cleared, this bit is set only by system reset. It is not affected by VBAT POR or software reset.
0 Writes to the Time Prescaler Register are ignored.
1 Writes to the Time Prescaler Register complete as normal.
0
TSRW
Time Seconds Register Write
After being cleared, this bit is set only by system reset. It is not affected by VBAT POR or software reset.
0 Writes to the Time Seconds Register are ignored.
1 Writes to the Time Seconds Register complete as normal.
42.2.10 RTC Read Access Register (RTC_RAR)
Address: 4003_D000h base + 804h offset = 4003_D804h
Bit 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
R
0
W
Reset
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
R
0
IERR LRR SRR CRR TCRR TARR TPRR TSRR
W
Reset
0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1
Register definition
K22F Sub-Family Reference Manual, Rev. 4, 08/2016
1062 NXP Semiconductors