WBZ450 RTC registers

The 54 registers of RTC (Real-Time Counter), from 0x42010000, with their reset value and every field. The WBZ450 has 1802 registers in 52 peripherals, one page each.

RTC Real-Time Counter

MODE0.CTRLAMODE0 Control A

Address: 0x42010000
Reset: 0x0000
Access: read/write
Size: 16-bit

8 fields

Field	Bits	What it does
COUNTSYNC	15	Count Read Synchronization Enable
GPTRST	14	GP Registers Reset On Tamper Enable
BKTRST	13	BKUP Registers Reset On Tamper Enable
PRESCALER	11:8	Prescaler `0` CLK_RTC_CNT = GCLK_RTC/1 `1` CLK_RTC_CNT = GCLK_RTC/1 `2` CLK_RTC_CNT = GCLK_RTC/2 `3` CLK_RTC_CNT = GCLK_RTC/4 `4` CLK_RTC_CNT = GCLK_RTC/8 `5` CLK_RTC_CNT = GCLK_RTC/16 `6` CLK_RTC_CNT = GCLK_RTC/32 `7` CLK_RTC_CNT = GCLK_RTC/64 `8` CLK_RTC_CNT = GCLK_RTC/128 `9` CLK_RTC_CNT = GCLK_RTC/256 `10` CLK_RTC_CNT = GCLK_RTC/512 `11` CLK_RTC_CNT = GCLK_RTC/1024
MATCHCLR	7	Clear on Match
MODE	3:2	Operating Mode `0` Mode 0: 32-bit Counter `1` Mode 1: 16-bit Counter `2` Mode 2: Clock/Calendar
ENABLE	1	Enable
SWRST	0	Software Reset

MODE1.CTRLAMODE1 Control A

Address: 0x42010000
Reset: 0x0000
Access: read/write
Size: 16-bit

7 fields

Field	Bits	What it does
COUNTSYNC	15	Count Read Synchronization Enable
GPTRST	14	GP Registers Reset On Tamper Enable
BKTRST	13	BKUP Registers Reset On Tamper Enable
PRESCALER	11:8	Prescaler `0` CLK_RTC_CNT = GCLK_RTC/1 `1` CLK_RTC_CNT = GCLK_RTC/1 `2` CLK_RTC_CNT = GCLK_RTC/2 `3` CLK_RTC_CNT = GCLK_RTC/4 `4` CLK_RTC_CNT = GCLK_RTC/8 `5` CLK_RTC_CNT = GCLK_RTC/16 `6` CLK_RTC_CNT = GCLK_RTC/32 `7` CLK_RTC_CNT = GCLK_RTC/64 `8` CLK_RTC_CNT = GCLK_RTC/128 `9` CLK_RTC_CNT = GCLK_RTC/256 `10` CLK_RTC_CNT = GCLK_RTC/512 `11` CLK_RTC_CNT = GCLK_RTC/1024
MODE	3:2	Operating Mode `0` Mode 0: 32-bit Counter `1` Mode 1: 16-bit Counter `2` Mode 2: Clock/Calendar
ENABLE	1	Enable
SWRST	0	Software Reset

MODE2.CTRLAMODE2 Control A

Address: 0x42010000
Reset: 0x0000
Access: read/write
Size: 16-bit

9 fields

Field	Bits	What it does
CLOCKSYNC	15	Clock Read Synchronization Enable
GPTRST	14	GP Registers Reset On Tamper Enable
BKTRST	13	BKUP Registers Reset On Tamper Enable
PRESCALER	11:8	Prescaler `0` CLK_RTC_CNT = GCLK_RTC/1 `1` CLK_RTC_CNT = GCLK_RTC/1 `2` CLK_RTC_CNT = GCLK_RTC/2 `3` CLK_RTC_CNT = GCLK_RTC/4 `4` CLK_RTC_CNT = GCLK_RTC/8 `5` CLK_RTC_CNT = GCLK_RTC/16 `6` CLK_RTC_CNT = GCLK_RTC/32 `7` CLK_RTC_CNT = GCLK_RTC/64 `8` CLK_RTC_CNT = GCLK_RTC/128 `9` CLK_RTC_CNT = GCLK_RTC/256 `10` CLK_RTC_CNT = GCLK_RTC/512 `11` CLK_RTC_CNT = GCLK_RTC/1024
MATCHCLR	7	Clear on Match
CLKREP	6	Clock Representation
MODE	3:2	Operating Mode `0` Mode 0: 32-bit Counter `1` Mode 1: 16-bit Counter `2` Mode 2: Clock/Calendar
ENABLE	1	Enable
SWRST	0	Software Reset

MODE0.CTRLBMODE0 Control B

Address: 0x42010002
Reset: 0x0000
Access: read/write
Size: 16-bit

8 fields

Field	Bits	What it does
ACTF	14:12	Active Layer Freqnuency `0` CLK_RTC_OUT = CLK_RTC/2 `1` CLK_RTC_OUT = CLK_RTC/4 `2` CLK_RTC_OUT = CLK_RTC/8 `3` CLK_RTC_OUT = CLK_RTC/16 `4` CLK_RTC_OUT = CLK_RTC/32 `5` CLK_RTC_OUT = CLK_RTC/64 `6` CLK_RTC_OUT = CLK_RTC/128 `7` CLK_RTC_OUT = CLK_RTC/256
DEBF	10:8	Debounce Freqnuency `0` CLK_RTC_DEB = CLK_RTC/2 `1` CLK_RTC_DEB = CLK_RTC/4 `2` CLK_RTC_DEB = CLK_RTC/8 `3` CLK_RTC_DEB = CLK_RTC/16 `4` CLK_RTC_DEB = CLK_RTC/32 `5` CLK_RTC_DEB = CLK_RTC/64 `6` CLK_RTC_DEB = CLK_RTC/128 `7` CLK_RTC_DEB = CLK_RTC/256
DMAEN	7	DMA Enable
RTCOUT	6	RTC Output Enable
DEBASYNC	5	Debouncer Asynchronous Enable
DEBMAJ	4	Debouncer Majority Enable
GP2EN	1	General Purpose 2 Enable
GP0EN	0	General Purpose 0 Enable

MODE1.CTRLBMODE1 Control B

Address: 0x42010002
Reset: 0x0000
Access: read/write
Size: 16-bit

8 fields

Field	Bits	What it does
ACTF	14:12	Active Layer Freqnuency `0` CLK_RTC_OUT = CLK_RTC/2 `1` CLK_RTC_OUT = CLK_RTC/4 `2` CLK_RTC_OUT = CLK_RTC/8 `3` CLK_RTC_OUT = CLK_RTC/16 `4` CLK_RTC_OUT = CLK_RTC/32 `5` CLK_RTC_OUT = CLK_RTC/64 `6` CLK_RTC_OUT = CLK_RTC/128 `7` CLK_RTC_OUT = CLK_RTC/256
DEBF	10:8	Debounce Freqnuency `0` CLK_RTC_DEB = CLK_RTC/2 `1` CLK_RTC_DEB = CLK_RTC/4 `2` CLK_RTC_DEB = CLK_RTC/8 `3` CLK_RTC_DEB = CLK_RTC/16 `4` CLK_RTC_DEB = CLK_RTC/32 `5` CLK_RTC_DEB = CLK_RTC/64 `6` CLK_RTC_DEB = CLK_RTC/128 `7` CLK_RTC_DEB = CLK_RTC/256
DMAEN	7	DMA Enable
RTCOUT	6	RTC Output Enable
DEBASYNC	5	Debouncer Asynchronous Enable
DEBMAJ	4	Debouncer Majority Enable
GP2EN	1	General Purpose 2 Enable
GP0EN	0	General Purpose 0 Enable

MODE2.CTRLBMODE2 Control B

Address: 0x42010002
Reset: 0x0000
Access: read/write
Size: 16-bit

8 fields

Field	Bits	What it does
ACTF	14:12	Active Layer Freqnuency `0` CLK_RTC_OUT = CLK_RTC/2 `1` CLK_RTC_OUT = CLK_RTC/4 `2` CLK_RTC_OUT = CLK_RTC/8 `3` CLK_RTC_OUT = CLK_RTC/16 `4` CLK_RTC_OUT = CLK_RTC/32 `5` CLK_RTC_OUT = CLK_RTC/64 `6` CLK_RTC_OUT = CLK_RTC/128 `7` CLK_RTC_OUT = CLK_RTC/256
DEBF	10:8	Debounce Freqnuency `0` CLK_RTC_DEB = CLK_RTC/2 `1` CLK_RTC_DEB = CLK_RTC/4 `2` CLK_RTC_DEB = CLK_RTC/8 `3` CLK_RTC_DEB = CLK_RTC/16 `4` CLK_RTC_DEB = CLK_RTC/32 `5` CLK_RTC_DEB = CLK_RTC/64 `6` CLK_RTC_DEB = CLK_RTC/128 `7` CLK_RTC_DEB = CLK_RTC/256
DMAEN	7	DMA Enable
RTCOUT	6	RTC Output Enable
DEBASYNC	5	Debouncer Asynchronous Enable
DEBMAJ	4	Debouncer Majority Enable
GP2EN	1	General Purpose 2 Enable
GP0EN	0	General Purpose 0 Enable

MODE0.EVCTRLMODE0 Event Control

Address: 0x42010004
Reset: 0x00000000
Access: read/write
Size: 32-bit

13 fields

Field	Bits	What it does
TAMPEVEI	16	Tamper Event Input Enable
OVFEO	15	Overflow Event Output Enable
TAMPEREO	14	Tamper Event Output Enable
CMPEO1	9	Compare 1 Event Output Enable
CMPEO0	8	Compare 0 Event Output Enable
PEREO7	7	Periodic Interval 7 Event Output Enable
PEREO6	6	Periodic Interval 6 Event Output Enable
PEREO5	5	Periodic Interval 5 Event Output Enable
PEREO4	4	Periodic Interval 4 Event Output Enable
PEREO3	3	Periodic Interval 3 Event Output Enable
PEREO2	2	Periodic Interval 2 Event Output Enable
PEREO1	1	Periodic Interval 1 Event Output Enable
PEREO0	0	Periodic Interval 0 Event Output Enable

MODE1.EVCTRLMODE1 Event Control

Address: 0x42010004
Reset: 0x00000000
Access: read/write
Size: 32-bit

15 fields

Field	Bits	What it does
TAMPEVEI	16	Tamper Event Input Enable
OVFEO	15	Overflow Event Output Enable
TAMPEREO	14	Tamper Event Output Enable
CMPEO3	11	Compare 3 Event Output Enable
CMPEO2	10	Compare 2 Event Output Enable
CMPEO1	9	Compare 1 Event Output Enable
CMPEO0	8	Compare 0 Event Output Enable
PEREO7	7	Periodic Interval 7 Event Output Enable
PEREO6	6	Periodic Interval 6 Event Output Enable
PEREO5	5	Periodic Interval 5 Event Output Enable
PEREO4	4	Periodic Interval 4 Event Output Enable
PEREO3	3	Periodic Interval 3 Event Output Enable
PEREO2	2	Periodic Interval 2 Event Output Enable
PEREO1	1	Periodic Interval 1 Event Output Enable
PEREO0	0	Periodic Interval 0 Event Output Enable

MODE2.EVCTRLMODE2 Event Control

Address: 0x42010004
Reset: 0x00000000
Access: read/write
Size: 32-bit

13 fields

Field	Bits	What it does
TAMPEVEI	16	Tamper Event Input Enable
OVFEO	15	Overflow Event Output Enable
TAMPEREO	14	Tamper Event Output Enable
ALARMEO1	9	Alarm 1 Event Output Enable
ALARMEO0	8	Alarm 0 Event Output Enable
PEREO7	7	Periodic Interval 7 Event Output Enable
PEREO6	6	Periodic Interval 6 Event Output Enable
PEREO5	5	Periodic Interval 5 Event Output Enable
PEREO4	4	Periodic Interval 4 Event Output Enable
PEREO3	3	Periodic Interval 3 Event Output Enable
PEREO2	2	Periodic Interval 2 Event Output Enable
PEREO1	1	Periodic Interval 1 Event Output Enable
PEREO0	0	Periodic Interval 0 Event Output Enable

MODE0.INTENCLRMODE0 Interrupt Enable Clear

Address: 0x42010008
Reset: 0x0000
Access: read/write
Size: 16-bit

12 fields

Field	Bits	What it does
OVF	15	Overflow Interrupt Enable
TAMPER	14	Tamper Enable
CMP1	9	Compare 1 Interrupt Enable
CMP0	8	Compare 0 Interrupt Enable
PER7	7	Periodic Interval 7 Interrupt Enable
PER6	6	Periodic Interval 6 Interrupt Enable
PER5	5	Periodic Interval 5 Interrupt Enable
PER4	4	Periodic Interval 4 Interrupt Enable
PER3	3	Periodic Interval 3 Interrupt Enable
PER2	2	Periodic Interval 2 Interrupt Enable
PER1	1	Periodic Interval 1 Interrupt Enable
PER0	0	Periodic Interval 0 Interrupt Enable

MODE1.INTENCLRMODE1 Interrupt Enable Clear

Address: 0x42010008
Reset: 0x0000
Access: read/write
Size: 16-bit

14 fields

Field	Bits	What it does
OVF	15	Overflow Interrupt Enable
TAMPER	14	Tamper Enable
CMP3	11	Compare 3 Interrupt Enable
CMP2	10	Compare 2 Interrupt Enable
CMP1	9	Compare 1 Interrupt Enable
CMP0	8	Compare 0 Interrupt Enable
PER7	7	Periodic Interval 7 Interrupt Enable
PER6	6	Periodic Interval 6 Interrupt Enable
PER5	5	Periodic Interval 5 Interrupt Enable
PER4	4	Periodic Interval 4 Interrupt Enable
PER3	3	Periodic Interval 3 Interrupt Enable
PER2	2	Periodic Interval 2 Interrupt Enable
PER1	1	Periodic Interval 1 Interrupt Enable
PER0	0	Periodic Interval 0 Interrupt Enable

MODE2.INTENCLRMODE2 Interrupt Enable Clear

Address: 0x42010008
Reset: 0x0000
Access: read/write
Size: 16-bit

12 fields

Field	Bits	What it does
OVF	15	Overflow Interrupt Enable
TAMPER	14	Tamper Enable
ALARM1	9	Alarm 1 Interrupt Enable
ALARM0	8	Alarm 0 Interrupt Enable
PER7	7	Periodic Interval 7 Interrupt Enable
PER6	6	Periodic Interval 6 Interrupt Enable
PER5	5	Periodic Interval 5 Interrupt Enable
PER4	4	Periodic Interval 4 Interrupt Enable
PER3	3	Periodic Interval 3 Interrupt Enable
PER2	2	Periodic Interval 2 Interrupt Enable
PER1	1	Periodic Interval 1 Interrupt Enable
PER0	0	Periodic Interval 0 Interrupt Enable

MODE0.INTENSETMODE0 Interrupt Enable Set

Address: 0x4201000A
Reset: 0x0000
Access: read/write
Size: 16-bit

12 fields

Field	Bits	What it does
OVF	15	Overflow Interrupt Enable
TAMPER	14	Tamper Enable
CMP1	9	Compare 1 Interrupt Enable
CMP0	8	Compare 0 Interrupt Enable
PER7	7	Periodic Interval 7 Interrupt Enable
PER6	6	Periodic Interval 6 Interrupt Enable
PER5	5	Periodic Interval 5 Interrupt Enable
PER4	4	Periodic Interval 4 Interrupt Enable
PER3	3	Periodic Interval 3 Interrupt Enable
PER2	2	Periodic Interval 2 Interrupt Enable
PER1	1	Periodic Interval 1 Interrupt Enable
PER0	0	Periodic Interval 0 Interrupt Enable

MODE1.INTENSETMODE1 Interrupt Enable Set

Address: 0x4201000A
Reset: 0x0000
Access: read/write
Size: 16-bit

14 fields

Field	Bits	What it does
OVF	15	Overflow Interrupt Enable
TAMPER	14	Tamper Enable
CMP3	11	Compare 3 Interrupt Enable
CMP2	10	Compare 2 Interrupt Enable
CMP1	9	Compare 1 Interrupt Enable
CMP0	8	Compare 0 Interrupt Enable
PER7	7	Periodic Interval 7 Interrupt Enable
PER6	6	Periodic Interval 6 Interrupt Enable
PER5	5	Periodic Interval 5 Interrupt Enable
PER4	4	Periodic Interval 4 Interrupt Enable
PER3	3	Periodic Interval 3 Interrupt Enable
PER2	2	Periodic Interval 2 Interrupt Enable
PER1	1	Periodic Interval 1 Interrupt Enable
PER0	0	Periodic Interval 0 Interrupt Enable

MODE2.INTENSETMODE2 Interrupt Enable Set

Address: 0x4201000A
Reset: 0x0000
Access: read/write
Size: 16-bit

12 fields

Field	Bits	What it does
OVF	15	Overflow Interrupt Enable
TAMPER	14	Tamper Enable
ALARM1	9	Alarm 1 Interrupt Enable
ALARM0	8	Alarm 0 Interrupt Enable
PER7	7	Periodic Interval 7 Enable
PER6	6	Periodic Interval 6 Enable
PER5	5	Periodic Interval 5 Enable
PER4	4	Periodic Interval 4 Enable
PER3	3	Periodic Interval 3 Enable
PER2	2	Periodic Interval 2 Enable
PER1	1	Periodic Interval 1 Enable
PER0	0	Periodic Interval 0 Enable

MODE0.INTFLAGMODE0 Interrupt Flag Status and Clear

Address: 0x4201000C
Reset: 0x0000
Access: read/write
Size: 16-bit

12 fields

Field	Bits	What it does
OVF	15	Overflow
TAMPER	14	Tamper
CMP1	9	Compare 1
CMP0	8	Compare 0
PER7	7	Periodic Interval 7
PER6	6	Periodic Interval 6
PER5	5	Periodic Interval 5
PER4	4	Periodic Interval 4
PER3	3	Periodic Interval 3
PER2	2	Periodic Interval 2
PER1	1	Periodic Interval 1
PER0	0	Periodic Interval 0

MODE1.INTFLAGMODE1 Interrupt Flag Status and Clear

Address: 0x4201000C
Reset: 0x0000
Access: read/write
Size: 16-bit

14 fields

Field	Bits	What it does
OVF	15	Overflow
TAMPER	14	Tamper
CMP3	11	Compare 3
CMP2	10	Compare 2
CMP1	9	Compare 1
CMP0	8	Compare 0
PER7	7	Periodic Interval 7
PER6	6	Periodic Interval 6
PER5	5	Periodic Interval 5
PER4	4	Periodic Interval 4
PER3	3	Periodic Interval 3
PER2	2	Periodic Interval 2
PER1	1	Periodic Interval 1
PER0	0	Periodic Interval 0

MODE2.INTFLAGMODE2 Interrupt Flag Status and Clear

Address: 0x4201000C
Reset: 0x0000
Access: read/write
Size: 16-bit

12 fields

Field	Bits	What it does
OVF	15	Overflow
TAMPER	14	Tamper
ALARM1	9	Alarm 1
ALARM0	8	Alarm 0
PER7	7	Periodic Interval 7
PER6	6	Periodic Interval 6
PER5	5	Periodic Interval 5
PER4	4	Periodic Interval 4
PER3	3	Periodic Interval 3
PER2	2	Periodic Interval 2
PER1	1	Periodic Interval 1
PER0	0	Periodic Interval 0

DBGCTRLDebug Control

Address: 0x4201000E
Reset: 0x00
Access: read/write

7–
6–
5–
4–
3–
2–
1–
0DBGRUN

1 field

Field	Bits	What it does
DBGRUN	0	Run During Debug

MODE0.SYNCBUSYMODE0 Synchronization Busy Status

Address: 0x42010010
Reset: 0x00000000
Access: read only
Size: 32-bit

11 fields

Field	Bits	What it does
GP3	19	General Purpose 3 Register Busy
GP2	18	General Purpose 2 Register Busy
GP1	17	General Purpose 1 Register Busy
GP0	16	General Purpose 0 Register Busy
COUNTSYNC	15	Count Synchronization Enable Bit Busy
COMP1	6	COMP 1 Register Busy
COMP0	5	COMP 0 Register Busy
COUNT	3	COUNT Register Busy
FREQCORR	2	FREQCORR Register Busy
ENABLE	1	Enable Bit Busy
SWRST	0	Software Reset Busy

MODE1.SYNCBUSYMODE1 Synchronization Busy Status

Address: 0x42010010
Reset: 0x00000000
Access: read only
Size: 32-bit

14 fields

Field	Bits	What it does
GP3	19	General Purpose 3 Register Busy
GP2	18	General Purpose 2 Register Busy
GP1	17	General Purpose 1 Register Busy
GP0	16	General Purpose 0 Register Busy
COUNTSYNC	15	Count Synchronization Enable Bit Busy
COMP3	8	COMP 3 Register Busy
COMP2	7	COMP 2 Register Busy
COMP1	6	COMP 1 Register Busy
COMP0	5	COMP 0 Register Busy
PER	4	PER Register Busy
COUNT	3	COUNT Register Busy
FREQCORR	2	FREQCORR Register Busy
ENABLE	1	Enable Bit Busy
SWRST	0	Software Reset Bit Busy

MODE2.SYNCBUSYMODE2 Synchronization Busy Status

Address: 0x42010010
Reset: 0x00000000
Access: read only
Size: 32-bit

13 fields

Field	Bits	What it does
GP3	19	General Purpose 3 Register Busy
GP2	18	General Purpose 2 Register Busy
GP1	17	General Purpose 1 Register Busy
GP0	16	General Purpose 0 Register Busy
CLOCKSYNC	15	Clock Synchronization Enable Bit Busy
MASK1	12	MASK 1 Register Busy
MASK0	11	MASK 0 Register Busy
ALARM1	6	ALARM 1 Register Busy
ALARM0	5	ALARM 0 Register Busy
CLOCK	3	CLOCK Register Busy
FREQCORR	2	FREQCORR Register Busy
ENABLE	1	Enable Bit Busy
SWRST	0	Software Reset Bit Busy

FREQCORRFrequency Correction

Address: 0x42010014
Reset: 0x00
Access: read/write

7SIGN
6VALUE6
5VALUE5
4VALUE4
3VALUE3
2VALUE2
1VALUE1
0VALUE0

2 fields

Field	Bits	What it does
SIGN	7	Correction Sign
VALUE	6:0	Correction Value

MODE0.COUNTMODE0 Counter Value

Address: 0x42010018
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
COUNT	31:0	Counter Value

MODE1.COUNTMODE1 Counter Value

Address: 0x42010018
Reset: 0x0000
Access: read/write
Size: 16-bit

1 field

Field	Bits	What it does
COUNT	15:0	Counter Value

MODE2.CLOCKMODE2 Clock Value

Address: 0x42010018
Reset: 0x00000000
Access: read/write
Size: 32-bit

6 fields

Field	Bits	What it does
MONTH	25:22	Month
DAY	21:17	Day
HOUR	16:12	Hour `0` AM when CLKREP in 12-hour `16` PM when CLKREP in 12-hour
MINUTE	11:6	Minute
SECOND	5:0	Second
YEAR	31:26	Year

MODE1.PERMODE1 Counter Period

Address: 0x4201001C
Reset: 0x0000
Access: read/write
Size: 16-bit

1 field

Field	Bits	What it does
PER	15:0	Counter Period

MODE0.COMP0MODE0 Compare n Value

Address: 0x42010020
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
COMP	31:0	Compare Value

MODE1.COMP0MODE1 Compare n Value

Address: 0x42010020
Reset: 0x0000
Access: read/write
Size: 16-bit

1 field

Field	Bits	What it does
COMP	15:0	Compare Value

MODE2.ALARM0MODE2_ALARM Alarm n Value

Address: 0x42010020
Reset: 0x00000000
Access: read/write
Size: 32-bit

6 fields

Field	Bits	What it does
MONTH	25:22	Month
DAY	21:17	Day
HOUR	16:12	Hour `0` Morning hour `16` Afternoon hour
MINUTE	11:6	Minute
SECOND	5:0	Second
YEAR	31:26	Year

MODE1.COMP1MODE1 Compare n Value

Address: 0x42010022
Reset: 0x0000
Access: read/write
Size: 16-bit

1 field

Field	Bits	What it does
COMP	15:0	Compare Value

MODE0.COMP1MODE0 Compare n Value

Address: 0x42010024
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
COMP	31:0	Compare Value

MODE1.COMP2MODE1 Compare n Value

Address: 0x42010024
Reset: 0x0000
Access: read/write
Size: 16-bit

1 field

Field	Bits	What it does
COMP	15:0	Compare Value

MODE2.MASK0MODE2_ALARM Alarm n Mask

Address: 0x42010024
Reset: 0x00
Access: read/write

7–
6–
5–
4–
3–
2SEL2
1SEL1
0SEL0

1 field

Field	Bits	What it does
SEL	2:0	Alarm Mask Selection `0` Alarm Disabled `1` Match seconds only `2` Match seconds and minutes only `3` Match seconds, minutes, and hours only `4` Match seconds, minutes, hours, and days only `5` Match seconds, minutes, hours, days, and months only `6` Match seconds, minutes, hours, days, months, and years

MODE1.COMP3MODE1 Compare n Value

Address: 0x42010026
Reset: 0x0000
Access: read/write
Size: 16-bit

1 field

Field	Bits	What it does
COMP	15:0	Compare Value

MODE2.ALARM1MODE2_ALARM Alarm n Value

Address: 0x42010028
Reset: 0x00000000
Access: read/write
Size: 32-bit

6 fields

Field	Bits	What it does
MONTH	25:22	Month
DAY	21:17	Day
HOUR	16:12	Hour `0` Morning hour `16` Afternoon hour
MINUTE	11:6	Minute
SECOND	5:0	Second
YEAR	31:26	Year

MODE2.MASK1MODE2_ALARM Alarm n Mask

Address: 0x4201002C
Reset: 0x00
Access: read/write

7–
6–
5–
4–
3–
2SEL2
1SEL1
0SEL0

1 field

Field	Bits	What it does
SEL	2:0	Alarm Mask Selection `0` Alarm Disabled `1` Match seconds only `2` Match seconds and minutes only `3` Match seconds, minutes, and hours only `4` Match seconds, minutes, hours, and days only `5` Match seconds, minutes, hours, days, and months only `6` Match seconds, minutes, hours, days, months, and years

GP0General Purpose

Address: 0x42010040
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
GP	31:0	General Purpose

GP1General Purpose

Address: 0x42010044
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
GP	31:0	General Purpose

GP2General Purpose

Address: 0x42010048
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
GP	31:0	General Purpose

GP3General Purpose

Address: 0x4201004C
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
GP	31:0	General Purpose

TAMPCTRLTamper Control

Address: 0x42010060
Reset: 0x00000000
Access: read/write
Size: 32-bit

12 fields

Field	Bits	What it does
DEBNC3	27	Debouncer Enable 3
DEBNC2	26	Debouncer Enable 2
DEBNC1	25	Debouncer Enable 1
DEBNC0	24	Debouncer Enable 0
TAMLVL3	19	Tamper Level Select 3
TAMLVL2	18	Tamper Level Select 2
TAMLVL1	17	Tamper Level Select 1
TAMLVL0	16	Tamper Level Select 0
IN3ACT	7:6	Tamper Input 3 Action `0` Off (Disabled) `1` Wake without timestamp `2` Capture timestamp `3` Compare IN3 to OUT
IN2ACT	5:4	Tamper Input 2 Action `0` Off (Disabled) `1` Wake without timestamp `2` Capture timestamp `3` Compare IN2 to OUT
IN1ACT	3:2	Tamper Input 1 Action `0` Off (Disabled) `1` Wake without timestamp `2` Capture timestamp `3` Compare IN1 to OUT
IN0ACT	1:0	Tamper Input 0 Action `0` Off (Disabled) `1` Wake without timestamp `2` Capture timestamp `3` Compare IN0 to OUT

MODE0.TIMESTAMPMODE0 Timestamp

Address: 0x42010064
Reset: 0x00000000
Access: read only
Size: 32-bit

1 field

Field	Bits	What it does
COUNT	31:0	Count Timestamp Value

MODE1.TIMESTAMPMODE1 Timestamp

Address: 0x42010064
Reset: 0x00000000
Access: read only
Size: 32-bit

1 field

Field	Bits	What it does
COUNT	15:0	Count Timestamp Value

MODE2.TIMESTAMPMODE2 Timestamp

Address: 0x42010064
Reset: 0x00000000
Access: read only
Size: 32-bit

6 fields

Field	Bits	What it does
MONTH	25:22	Month Timestamp Value
DAY	21:17	Day Timestamp Value
HOUR	16:12	Hour Timestamp Value `0` AM when CLKREP in 12-hour `16` PM when CLKREP in 12-hour
MINUTE	11:6	Minute Timestamp Value
SECOND	5:0	Second Timestamp Value
YEAR	31:26	Year Timestamp Value

TAMPIDTamper ID

Address: 0x42010068
Reset: 0x00000000
Access: read/write
Size: 32-bit

5 fields

Field	Bits	What it does
TAMPID3	3	Tamper Input 3 Detected
TAMPID2	2	Tamper Input 2 Detected
TAMPID1	1	Tamper Input 1 Detected
TAMPID0	0	Tamper Input 0 Detected
TAMPEVT	31	Tamper Event Detected

BKUP0Backup

Address: 0x42010080
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
BKUP	31:0	Backup

BKUP1Backup

Address: 0x42010084
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
BKUP	31:0	Backup

BKUP2Backup

Address: 0x42010088
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
BKUP	31:0	Backup

BKUP3Backup

Address: 0x4201008C
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
BKUP	31:0	Backup

BKUP4Backup

Address: 0x42010090
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
BKUP	31:0	Backup

BKUP5Backup

Address: 0x42010094
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
BKUP	31:0	Backup

BKUP6Backup

Address: 0x42010098
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
BKUP	31:0	Backup

BKUP7Backup

Address: 0x4201009C
Reset: 0x00000000
Access: read/write
Size: 32-bit

1 field

Field	Bits	What it does
BKUP	31:0	Backup