Samsung S3C2451X User Manual page 344

Real Time Clock
14.6.9 ALARM DATE DATA (ALMDAte) REGISTER
Register Address
ALMDATE 0x57000060
ALMDATE
Reserved
DATEDATA
14.6.10 ALARM MONth DATA (ALMMON) REGISTER
Register Address
ALMMON 0x57000064
ALMMON
Reserved
MONDATA
14.6.11 ALARM YEAR DATA (ALMYEAR) REGISTER
Register Address
ALMYEAR 0x57000068
ALMYEAR
YEARDATA
14-12
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
R/W
R/W
Bit Description
[7:6]
[5:4] BCD value for alarm date, from 0 to 28, 29, 30, 31.
0 ~ 3
[3:0] 0 ~ 9
R/W
R/W
Bit Description
[7:5]
[4] BCD value for alarm month.
0 ~ 1
[3:0] 0 ~ 9
R/W
R/W
Bit Description
[7:4] BCD value for year.
0~9
[3:0] 0~9
Description
Alarm day data Register
Description
Alarm month data Register
Description
Alarm year data Register
S3C2451
RISC MICROPROCESSOR
Reset Value
0x01
Initial State
00
00
0001
Reset Value
0x01
Initial State
00
0
0001
Reset Value
0x0
Initial State
0x0
0x0