S3C24A0A Datasheet, PDF (193/519 Pages) Samsung semiconductor – 32-BIT RISC MICROPROCESSOR

RTC (REAL TIME CLOCK)
S3C24A0A RISC MICROPROCESSOR (Preliminary Spec)
ALARM SECOND DATA REGISTER (ALMSEC)
Register
ALMSEC
Address
0x44200054
R/W
Description
R/W Alarm second data register
(by byte)
Reset Value
0x0
ALMSEC
Reserved
SECDATA
Bit
Description
[7] Reserved
[6:4] BCD value for alarm second
from 0 to 5
[3:0] from 0 to 9
Initial State
0
000
0000
ALARM MIN DATA REGISTER (ALMMIN)
Register
ALMMIN
Address
0x44200058
R/W
Description
R/W Alarm minute data register
(by byte)
ALMMIN
Reserved
MINDATA
Bit
Description
[7] Reserved
[6:4] BCD value for alarm minute
from 0 to 5
[3:0] from 0 to 9
Reset Value
0x00
Initial State
0
000
0000
ALARM HOUR DATA REGISTER (ALMHOUR)
Register
ALMHOUR
Address
0x4420005C
R/W
Description
R/W Alarm hour data register
(by byte)
ALMHOUR
Reserved
HOURDATA
Bit
Description
[7:6] Reserved
[5:4] BCD value for alarm hour
from 0 to 2
[3:0] from 0 to 9
Reset Value
0x0
Initial State
00
00
0000
10-6
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.