Samsung S3C2440A User Manual
Page 431
S3C2440A RISC MICROPROCESSOR
REAL TIME CLOCK
17-9
BCD DATE (BCDDATE) REGISTER
Register Address R/W
Description
Reset
Value
BCDDATE 0x5700007C(L)
0x5700007F(B)
R/W
(by byte)
BCD date register
Undefined
BCDDATE Bit
Description
Initial
State
Reserved [7:6]
-
DATEDATA
[5:4]
BCD value for date.
0 ~ 3
-
[3:0]
0 ~ 9
-
BCD DAY (BCDDAY) REGISTER
Register Address R/W
Description
Reset
Value
BCDDAY 0x57000080(L)
0x57000083(B)
R/W
(by byte)
BCD a day of the week register
Undefined
BCDDAY Bit
Description
Initial
State
Reserved [7:3]
-
DAYDATA
[2:0]
BCD value for a day of the week.
1 ~ 7
-
BCD MONTH (BCDMON) REGISTER
Register Address R/W
Description
Reset
Value
BCDMON 0x57000084(L)
0x57000087(B)
R/W
(by byte)
BCD month register
Undefined
BCDMON Bit
Description
Initial
State
Reserved [7:5]
-
MONDATA
[4]
BCD value for month.
0 ~ 1
-
[3:0]
0 ~ 9
-