參數(shù)資料
型號: MB91154
廠商: Fujitsu Limited
英文描述: 32-bit Proprietary Microcontrollers
中文描述: 32位微控制器專有
文件頁數(shù): 70/104頁
文件大小: 918K
代理商: MB91154
MB91F155/MB91154
70
14. Calendar Macro
Backup RAM
This macro is a calendar macro with a basic clock of 32.768 kHz.
The macro accomplishes clock functions including, year, month, date, hour, minutes, seconds, day of the week,
and leap years.
The macro counts the last two digits of calendar years 0 through 99.
A backup RAM is also contained.
Block Diagram
Register List
32 kHz
Oscillator
Calendar circuit
Backup RAM
Bus
controller
V
CC
2 (for backup)
BACKUP
(for data protection)
D
b
u
s
bit15
Address
000210
H
000211
H
bit8
bit17
bit0
Initial value
00000000
B
( R/W )
- - XXXXXX
B
( R/W )
CAC
CA1
CA2
CA3
CA4
CA5
CA6
CA7
CAS
000212
H
000213
H
- - XXXXXX
B
( R/W )
- - - XXXXX
B
( R/W )
000214
H
000215
H
- - -XXXXX
B
( R/W )
- - - - - XXX
B
( R/W )
000216
H
000217
H
- - - - XXXX
B
( R/W )
- XXXXXXX
B
( R/W )
00021F
H
0 - - - - - - 0
B
( R/W )
(
R/W : Read/Write enabled
: Not in use
X : Undefined
) : Access
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