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PIC24FJ128GA Datasheet, PDF (159/232 Pages) Microchip Technology – General Purpose, 16-Bit Flash Microcontrollers
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PIC24FJ128GA FAMILY
18.1.4 ALRMVAL REGISTER MAPPINGS
REGISTER 18-8: ALMTHDY: ALARM MONTH AND DAY VALUE REGISTER(1)
Upper Byte:
U-0
U-0
—
—
bit 15
U-0
R/W-x
R/W-x
R/W-x
R/W-x
R/W-x
—
MTHTEN0 MTHONE3 MTHONE2 MTHONE1 MTHONE0
bit 8
Lower Byte:
U-0
U-0
—
—
bit 7
R/W-x
R/W-x
R/W-x
R/W-x
R/W-x
R/W-x
DAYTEN1 DAYTEN0 DAYONE3 DAYONE2 DAYONE1 DAYONE0
bit 0
bit 15-13 Unimplemented: Read as ‘0’
bit 12 MTHTEN0: Binary Coded Decimal Value of Month’s Tens Digit; Contains a value of 0 or 1
bit 11-8 MTHONE3:MTHONE0: Binary Coded Decimal Value of Month’s Ones Digit; Contains a value from 0 to 9
bit 7-6 Unimplemented: Read as ‘0’
bit 5-4 DAYTEN1:DAYTEN0: Binary Coded Decimal Value of Day’s Tens Digit; Contains a value from 0 to 3
bit 3-0 DAYONE3:DAYONE0: Binary Coded Decimal Value of Day’s Ones Digit; Contains a value from 0 to 9
Note 1: A write to this register is only allowed when RTCWREN = 1.
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
REGISTER 18-9: ALWDHR: ALARM WEEKDAY AND HOURS VALUE REGISTER(1)
Upper Byte:
U-0
U-0
U-0
U-0
U-0
R/W-x
R/W-x
R/W-x
—
—
—
—
—
WDAY2 WDAY1 WDAY0
bit 15
bit 8
Lower Byte:
U-0
U-0
—
—
bit 7
R/W-x
HRTEN1
R/W-x
HRTEN0
R/W-x
HRONE3
R/W-x
HRONE2
R/W-x
HRONE1
R/W-x
HRONE0
bit 0
bit 15-11 Unimplemented: Read as ‘0’
bit 10-8 WDAY2:WDAY0: Binary Coded Decimal Value of Weekday Digit; Contains a value from 0 to 6
bit 7-6 Unimplemented: Read as ‘0’
bit 5-4 HRTEN1:HRTEN0: Binary Coded Decimal Value of Hour’s Tens Digit; Contains a value from 0 to 2
bit 3-0 HRONE3:HRONE0: Binary Coded Decimal Value of Hour’s Ones Digit; Contains a value from 0 to 9
Note 1: A write to this register is only allowed when RTCWREN = 1.
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
© 2006 Microchip Technology Inc.
Preliminary
DS39747C-page 157
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