K60P100M100SF2RM Datasheet, PDF (1119/1809 Pages) Freescale Semiconductor, Inc – K60 Sub-Family Reference Manual

Chapter 43 Real Time Clock (RTC)
43.2.9 RTC Write Access Register (RTC_WAR)
Address: RTC_WAR is 4003_D000h base + 800h offset = 4003_D800h
Bit 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
R
0
W
Reset 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1
RTC_WAR field descriptions
Field
31–8
Reserved
7
IERW
Description
This read-only field is reserved and always has the value zero.
Interrupt Enable Register Write
Once cleared, this bit is only set by system reset. It is not affected by VBAT POR or software reset.
6
LRW
0 Writes to the interupt enable register are ignored.
1 Writes to the interrupt enable register complete as normal.
Lock Register Write
Once cleared, this bit is only set by system reset. It is not affected by VBAT POR or software reset.
5
SRW
0 Writes to the lock register are ignored.
1 Writes to the lock register complete as normal.
Status Register Write
Once cleared, this bit is only set by system reset. It is not affected by VBAT POR or software reset.
4
CRW
0 Writes to the status register are ignored.
1 Writes to the status register complete as normal.
Control Register Write
Once cleared, this bit is only set by system reset. It is not affected by VBAT POR or software reset.
3
TCRW
0 Writes to the control register are ignored.
1 Writes to the control register complete as normal.
Time Compensation Register Write
Once cleared, this bit is only set by system reset. It is not affected by VBAT POR or software reset.
2
TARW
0 Writes to the time compensation register are ignored.
1 Writes to the time compensation register complete as normal.
Time Alarm Register Write
Once cleared, this bit is only set 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.
Table continues on the next page...
K60 Sub-Family Reference Manual, Rev. 6, Nov 2011
Freescale Semiconductor, Inc.
1119