PIC18F45J50-I/SOSQTP 데이터 시트보기 (PDF) - Microchip Technology

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PIC18F45J50-I/SOSQTP

28/44-Pin, Low-Power, High-Performance USB Microcontrollers with nanoWatt XLP Technology

Microchip Technology 

PIC18F46J50 FAMILY

17.1.2

RTCVALH AND RTCVALL

REGISTER MAPPINGS

REGISTER 17-6: RESERVED REGISTER (ACCESS F99h, PTR 11b)

U-0

—

bit 7

U-0

U-0

U-0

U-0

U-0

—

—

—

—

—

U-0

U-0

—

—

bit 0

Legend:

R = Readable bit

-n = Value at POR

W = Writable bit

‘1’ = Bit is set

U = Unimplemented bit, read as ‘0’

‘0’ = Bit is cleared

x = Bit is unknown

bit 7-0

Unimplemented: Read as ‘0’

REGISTER 17-7: YEAR: YEAR VALUE REGISTER (ACCESS F98h, PTR 11b)(1)

R/W-x

YRTEN3

bit 7

R/W-x

YRTEN2

R/W-x

YRTEN1

R/W-x

YRTEN0

R/W-x

YRONE3

R/W-x

YRONE2

R/W-x

YRONE1

R/W-x

YRONE0

bit 0

Legend:

R = Readable bit

-n = Value at POR

W = Writable bit

‘1’ = Bit is set

U = Unimplemented bit, read as ‘0’

‘0’ = Bit is cleared

x = Bit is unknown

bit 7-4

bit 3-0

YRTEN<3:0>: Binary Coded Decimal Value of Year’s Tens Digit bits

Contains a value from 0 to 9.

YRONE<3:0>: Binary Coded Decimal Value of Year’s Ones Digit bits

Contains a value from 0 to 9.

Note 1: A write to the YEAR register is only allowed when RTCWREN = 1.

REGISTER 17-8: MONTH: MONTH VALUE REGISTER (ACCESS F99h, PTR 10b)(1)

U-0

—

bit 7

U-0

U-0

R/W-x

R/W-x

R/W-x

R/W-x

—

—

MTHTEN0 MTHONE3 MTHONE2 MTHONE1

R/W-x

MTHONE0

bit 0

Legend:

R = Readable bit

-n = Value at POR

W = Writable bit

‘1’ = Bit is set

U = Unimplemented bit, read as ‘0’

‘0’ = Bit is cleared

x = Bit is unknown

bit 7-5

bit 4

bit 3-0

Unimplemented: Read as ‘0’

MTHTEN0: Binary Coded Decimal Value of Month’s Tens Digit bit

Contains a value of 0 or 1.

MTHONE<3:0>: Binary Coded Decimal Value of Month’s Ones Digit bits

Contains a value from 0 to 9.

Note 1: A write to this register is only allowed when RTCWREN = 1.

 2011 Microchip Technology Inc.

DS39931D-page 231

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