Samsung S3C6400X User Manual page 1055

Real Time Clock
BCD DAY (BCDDAY) REGISTER
Register Address
BCDDAY 0x7E005080
BCDDAY Bit
Reserved [7:3]
DAYDATA [2:0]
BCD MONTH(BCDMON) REGISTER
Register Address
BCDMON 0x7E005084
BCDMON
Reserved
MONDATA
BCD YEAR(BCDYEAR) REGISTER
Register Address
BCDYEAR 0x7E005088
BCDYEAR
YEARDATA
TICK COUNTER REGISTER
Register Address
CURTICCNT 0x7E005090
CURTICCNT
Tick counter
observation
33-10
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
Description
BCD value for a day of the week.
1 ~ 7
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
[7:0] BCD value for year.
00 ~ 99
R/W
R
Bit Description
[15:0] Current tick count value
S3C6400
Description
BCD DAY Register
Description
BCD month Register
Description
BCD year Register
Description
Current tick count value
RISC MICROPROCESSOR
Reset Value
Undefined
Initial State
-
-
Reset Value
Undefined
Initial State
-
-
-
Reset Value
Undefined
Initial State
-
Reset Value
16'h0
Initial State
-