Register Name

Type

Register Width (Bits)

Register Reset

Address Offset

CONTROL_REG

RW

32

0x0000 0000

0x000

MODE_REG

RW

32

0x0000 0000

0x004

PRESCALER_REG

RW

32

0x0000 0000

0x008

ALARM_LOWER_REG

RW

32

0x0000 0000

0x00C

ALARM_UPPER_REG

RW

32

0x0000 0000

0x010

COMPARE_LOWER_REG

RW

32

0x0000 0000

0x014

COMPARE_UPPER_REG

RW

32

0x0000 0000

0x018

DATE_TIME_LOWER_REG

RW

32

0x0000 0000

0x020

DATE_TIME_UPPER_REG

RW

32

0x0000 0000

0x024

SECONDS_REG

RW

32

0x0000 0000

0x030

MINUTES_REG

RW

32

0x0000 0000

0x034

HOURS_REG

RW

32

0x0000 0000

0x038

DAY_REG

RW

32

0x0000 0000

0x03C

MONTH_REG

RW

32

0x0000 0000

0x040

YEAR_REG

RW

32

0x0000 0000

0x044

WEEKDAY_REG

RW

32

0x0000 0000

0x048

WEEK_REG

RW

32

0x0000 0000

0x04C

SECONDS_CNT_REG

RW

32

0x0000 0000

0x050

MINUTES_CNT_REG

RW

32

0x0000 0000

0x054

HOURS_CNT_REG

RW

32

0x0000 0000

0x058

DAY_CNT_REG

RW

32

0x0000 0000

0x05C

MONTH_CNT_REG

RW

32

0x0000 0000

0x060

YEAR_CNT_REG

RW

32

0x0000 0000

0x064

WEEKDAY_CNT_REG

RW

32

0x0000 0000

0x068

WEEK_CNT_REG

RW

32

0x0000 0000

0x06C

Register Name

Type

Register Width (Bits)

Register Reset

Address Offset

Physical Address

CONTROL_REG

RW

32

0x0000 0000

0x000

0x2012 4000

MODE_REG

RW

32

0x0000 0000

0x004

0x2012 4004

PRESCALER_REG

RW

32

0x0000 0000

0x008

0x2012 4008

ALARM_LOWER_REG

RW

32

0x0000 0000

0x00C

0x2012 400C

ALARM_UPPER_REG

RW

32

0x0000 0000

0x010

0x2012 4010

COMPARE_LOWER_REG

RW

32

0x0000 0000

0x014

0x2012 4014

COMPARE_UPPER_REG

RW

32

0x0000 0000

0x018

0x2012 4018

DATE_TIME_LOWER_REG

RW

32

0x0000 0000

0x020

0x2012 4020

DATE_TIME_UPPER_REG

RW

32

0x0000 0000

0x024

0x2012 4024

SECONDS_REG

RW

32

0x0000 0000

0x030

0x2012 4030

MINUTES_REG

RW

32

0x0000 0000

0x034

0x2012 4034

HOURS_REG

RW

32

0x0000 0000

0x038

0x2012 4038

DAY_REG

RW

32

0x0000 0000

0x03C

0x2012 403C

MONTH_REG

RW

32

0x0000 0000

0x040

0x2012 4040

YEAR_REG

RW

32

0x0000 0000

0x044

0x2012 4044

WEEKDAY_REG

RW

32

0x0000 0000

0x048

0x2012 4048

WEEK_REG

RW

32

0x0000 0000

0x04C

0x2012 404C

SECONDS_CNT_REG

RW

32

0x0000 0000

0x050

0x2012 4050

MINUTES_CNT_REG

RW

32

0x0000 0000

0x054

0x2012 4054

HOURS_CNT_REG

RW

32

0x0000 0000

0x058

0x2012 4058

DAY_CNT_REG

RW

32

0x0000 0000

0x05C

0x2012 405C

MONTH_CNT_REG

RW

32

0x0000 0000

0x060

0x2012 4060

YEAR_CNT_REG

RW

32

0x0000 0000

0x064

0x2012 4064

WEEKDAY_CNT_REG

RW

32

0x0000 0000

0x068

0x2012 4068

WEEK_CNT_REG

RW

32

0x0000 0000

0x06C

0x2012 406C

Register Name

Type

Register Width (Bits)

Register Reset

Address Offset

Physical Address

CONTROL_REG

RW

32

0x0000 0000

0x000

0x2812 4000

MODE_REG

RW

32

0x0000 0000

0x004

0x2812 4004

PRESCALER_REG

RW

32

0x0000 0000

0x008

0x2812 4008

ALARM_LOWER_REG

RW

32

0x0000 0000

0x00C

0x2812 400C

ALARM_UPPER_REG

RW

32

0x0000 0000

0x010

0x2812 4010

COMPARE_LOWER_REG

RW

32

0x0000 0000

0x014

0x2812 4014

COMPARE_UPPER_REG

RW

32

0x0000 0000

0x018

0x2812 4018

DATE_TIME_LOWER_REG

RW

32

0x0000 0000

0x020

0x2812 4020

DATE_TIME_UPPER_REG

RW

32

0x0000 0000

0x024

0x2812 4024

SECONDS_REG

RW

32

0x0000 0000

0x030

0x2812 4030

MINUTES_REG

RW

32

0x0000 0000

0x034

0x2812 4034

HOURS_REG

RW

32

0x0000 0000

0x038

0x2812 4038

DAY_REG

RW

32

0x0000 0000

0x03C

0x2812 403C

MONTH_REG

RW

32

0x0000 0000

0x040

0x2812 4040

YEAR_REG

RW

32

0x0000 0000

0x044

0x2812 4044

WEEKDAY_REG

RW

32

0x0000 0000

0x048

0x2812 4048

WEEK_REG

RW

32

0x0000 0000

0x04C

0x2812 404C

SECONDS_CNT_REG

RW

32

0x0000 0000

0x050

0x2812 4050

MINUTES_CNT_REG

RW

32

0x0000 0000

0x054

0x2812 4054

HOURS_CNT_REG

RW

32

0x0000 0000

0x058

0x2812 4058

DAY_CNT_REG

RW

32

0x0000 0000

0x05C

0x2812 405C

MONTH_CNT_REG

RW

32

0x0000 0000

0x060

0x2812 4060

YEAR_CNT_REG

RW

32

0x0000 0000

0x064

0x2812 4064

WEEKDAY_CNT_REG

RW

32

0x0000 0000

0x068

0x2812 4068

WEEK_CNT_REG

RW

32

0x0000 0000

0x06C

0x2812 406C

Address offset

0x000

Physical address

0x2012 4000

Instance

MSRTC_LO

0x2812 4000

MSRTC_HI

Description

Type

RW

31:11

Reserved

RO
Rreturns0s

0x00 0000

10

Updated

1:when RTC counter updates the RTC value.It is cleared by the writing '1' to the bit

RW

0

9

Wakeup_set

1:Assert the rtc_wakeup output and set the wakeup status bit.

WO

0

8

Wakeup_clear

Set every time a match occurs.1:wakeup_clear bit is cleared. Once cleared it will not be set again until the next wakeup occurs

RW

0

7

Match

RTC value matches with wakeup value. Indicates rtc_match output value.

RO

0

6

Download

1: Current RTC counter value to be downloaded

WO

0

5

Upload

1: Date/time value loaded into date/time registers and uploaded to the RTC counters

RW

0

4

Reset

1:date/time value is reset and uploaded to RTC counters

WO

0

3

Alarm_off

1:Alarm is disabled

RW

0

2

Alarm_on

1:Alarm is enabled

RW

0

1

Stop

When stop bit is written '1', RTC counter is stopped. Read indicates that RTC is running

RW

0

0

Start

When start bit is written '1',indicates that RTC counter is started. Read indicates that RTC counter is running.

RW

0

Address offset

0x004

Physical address

0x2012 4004

Instance

MSRTC_LO

0x2812 4004

MSRTC_HI

Description

Type

RW

31:5

Reserved

RO
Rreturns0s

0x000 0000

4

Wake_reset_ps

when a wakeup occurs reset the pre-scaler

RW

0

3

Wake_continue

when a wakeup occurs continue counting

RW

0

2

Wake_reset

when a wakeup occurs reset the RTC counters

RW

0

1

Wake_enable

Enables the wakeup output

RW

0

0

Clock_mode

0: Binary counter 1: date and time counting

RW

0

Address offset

0x008

Physical address

0x2012 4008

Instance

MSRTC_LO

0x2812 4008

MSRTC_HI

Description

Type

RW

31:26

Reserved

RO
Rreturns0s

0x00

25:0

Prescaler

value to divide incoming rtc clock. It should be set to achieve 1Hz from rtc_clk. Value must be greater than 1. Value = Clock Frequency - 1Hz

RW

0x000 0000

Address offset

0x00C

Physical address

0x2012 400C

Instance

MSRTC_LO

0x2812 400C

MSRTC_HI

Description

Type

RW

31:0

Alarm_lower

Write: Sets the alarm wakeup time. Read: Returns the alarm time. Binary count [31:0]

RW

0x0000 0000

Address offset

0x010

Physical address

0x2012 4010

Instance

MSRTC_LO

0x2812 4010

MSRTC_HI

Description

Type

RW

31:11

Reserved

RW

0x00 0000

10:0

Alarm_upper

Write: sets the alarm wakeup time. Read: returns the alarm time. Binary count [42:32]

RW

0x000

Address offset

0x014

Physical address

0x2012 4014

Instance

MSRTC_LO

0x2812 4014

MSRTC_HI

Description

Type

RW

31:0

Compare_lower

Write: sets the compare bits on the alarm time. [7:0]: Seconds, [15:8]: Minutres, [23:16]: Hours, [31:24]:Day. Read: Returns the compare value. 0: Bit is ignored. 1: Bit is compared.

RW

0x0000 0000

Address offset

0x018

Physical address

0x2012 4018

Instance

MSRTC_LO

0x2812 4018

MSRTC_HI

Description

Type

RW

31:30

Reserved

RW

0x0

29:0

Compare_upper

Write: sets the compare bits on the alarm time. [7:0]: Month, [15:8]: Year, [23:16]: Weekday, [29:24]:Week. Read: Returns the compare value. 0: Bit is ignored. 1: Bit is compared.

RW

0x0000 0000

Address offset

0x020

Physical address

0x2012 4020

Instance

MSRTC_LO

0x2812 4020

MSRTC_HI

Description

Type

RW

31:0

Datetime_Lower

Writes: Data to be uploaded to counter. Read: returns the current time. [7:0]: Seconds, [15:8]: Minutres, [23:16]: Hours, [31:24]:Day.

RW

0x0000 0000

Address offset

0x024

Physical address

0x2012 4024

Instance

MSRTC_LO

0x2812 4024

MSRTC_HI

Description

Type

RW

31:30

Reserved

RW

0x0

29:0

Datetime_Upper

Writes: Data to be uploaded to counter. Read: returns the upper time bits that are in alignment with the last read lower bits.[7:0]: Month, [15:8]: Year, [23:16]: Weekday, [29:24]:Week.

RW

0x0000 0000

Address offset

0x030

Physical address

0x2012 4030

Instance

MSRTC_LO

0x2812 4030

MSRTC_HI

Description

Type

RW

31:6

Reserved

RO
Rreturns0s

0x000 0000

5:0

Seconds

The complete RTC data is read and stored internally. For writes all fields (0x30-x4c) must be written. The control register upload bit will upload data to the RTC.These registers are for use when clock_mode=1

RW

0x00

Address offset

0x034

Physical address

0x2012 4034

Instance

MSRTC_LO

0x2812 4034

MSRTC_HI

Description

Type

RW

31:6

Reserved

RO
Rreturns0s

0x000 0000

5:0

Minutes

RW

0x00

Address offset

0x038

Physical address

0x2012 4038

Instance

MSRTC_LO

0x2812 4038

MSRTC_HI

Description

Type

RW

31:5

Reserved

RO
Rreturns0s

0x000 0000

4:0

Hours

RW

0x00

Address offset

0x03C

Physical address

0x2012 403C

Instance

MSRTC_LO

0x2812 403C

MSRTC_HI

Description

Type

RW

31:5

Reserved

RO
Rreturns0s

0x000 0000

4:0

Day

RW

0x00

Address offset

0x040

Physical address

0x2012 4040

Instance

MSRTC_LO

0x2812 4040

MSRTC_HI

Description

Type

RW

31:4

Reserved

RO
Rreturns0s

0x000 0000

3:0

Month

RW

0x0

Address offset

0x044

Physical address

0x2012 4044

Instance

MSRTC_LO

0x2812 4044

MSRTC_HI

Description

Type

RW

31:8

Reserved

RO
Rreturns0s

0x00 0000

7:0

Year

RW

0x00

Address offset

0x048

Physical address

0x2012 4048

Instance

MSRTC_LO

0x2812 4048

MSRTC_HI

Description

Type

RW

31:3

Reserved

RO
Rreturns0s

0x0000 0000

2:0

Weekday

RW

0x0

Address offset

0x04C

Physical address

0x2012 404C

Instance

MSRTC_LO

0x2812 404C

MSRTC_HI

Description

Type

RW

31:6

Reserved

RO
Rreturns0s

0x000 0000

5:0

Week

RW

0x00

Address offset

0x050

Physical address

0x2012 4050

Instance

MSRTC_LO

0x2812 4050

MSRTC_HI

Description

Type

RW

31:6

Reserved

RO
Rreturns0s

0x000 0000

5:0

Seconds

Each read returns the current date/time value. It is possible that date/time may increament b/w reads. Write: All fields (0x50-0x6c) must be writeen. The control register upload bit will upload the data to RTC.These registers are for use when clock_mode=1

RW

0x00

Address offset

0x054

Physical address

0x2012 4054

Instance

MSRTC_LO

0x2812 4054

MSRTC_HI

Description

Type

RW

31:6

Reserved

RO
Rreturns0s

0x000 0000

5:0

Minutes

RW

0x00

Address offset

0x058

Physical address

0x2012 4058

Instance

MSRTC_LO

0x2812 4058

MSRTC_HI

Description

Type

RW

31:5

Reserved

RO
Rreturns0s

0x000 0000

4:0

Hours

RW

0x00

Address offset

0x05C

Physical address

0x2012 405C

Instance

MSRTC_LO

0x2812 405C

MSRTC_HI

Description

Type

RW

31:5

Reserved

RO
Rreturns0s

0x000 0000

4:0

Day

RW

0x00

Address offset

0x060

Physical address

0x2012 4060

Instance

MSRTC_LO

0x2812 4060

MSRTC_HI

Description

Type

RW

31:4

Reserved

RO
Rreturns0s

0x000 0000

3:0

Month

RW

0x0

Address offset

0x064

Physical address

0x2012 4064

Instance

MSRTC_LO

0x2812 4064

MSRTC_HI

Description

Type

RW

31:8

Reserved

RO
Rreturns0s

0x00 0000

7:0

Year

RW

0x00

Address offset

0x068

Physical address

0x2012 4068

Instance

MSRTC_LO

0x2812 4068

MSRTC_HI

Description

Type

RW

31:3

Reserved

RO
Rreturns0s

0x0000 0000

2:0

Weekday

RW

0x0

Address offset

0x06C

Physical address

0x2012 406C

Instance

MSRTC_LO

0x2812 406C

MSRTC_HI

Description

Type

RW

31:6

Reserved

RO
Rreturns0s

0x000 0000

5:0

Week

RW

0x00