Samsung S3C2451X User Manual page 347

S3C2451
RISC MICROPROCESSOR
14.6.17 BCD MONTH (BCDMON) REGISTER
Register Address
BCDMON 0x57000084
BCDMON
Reserved
MONDATA
14.6.18 BCD YEAR (BCDYEAR) REGISTER
Register Address
BCDYEAR 0x57000088
BCDYEAR
YEARDATA
Note:
For setting BCD registers, RTCEN(RTCCON[0] bit) must be ebable.
But at no setting BCD registers, RTCEN must be disable for reducing power comsumption.
14.6.19 TICK COUNTER REGISTER
Register Address
TICKCNT
0x57000090
TICKCNT Bit
TICKCNT
[31:0]
R/W
R/W
Bit Description
[7:5]
[4] BCD value for 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
R/W
R
Internal tick counter. Only readable
0 ~ 4294967295
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.
Description
BCD month Register
Description
BCD year Register
Description
Internal tick time counter register
Description
Real Time Clock
Reset Value
Undefined
Initial State
-
-
-
Reset Value
Undefined
Initial State
0x0
0x0
Reset Value
0x00
Initial State
0
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