參數(shù)資料
型號: MB90F474L
廠商: Fujitsu Limited
英文描述: 16-Bit Proprietary Microcontroller
中文描述: 16位微控制器專有
文件頁數(shù): 64/118頁
文件大小: 555K
代理商: MB90F474L
MB90470 Series
64
13. Watch Timer
The watch timer is a 15-bit timer using a sub-clock signal. This timer can generate interval interrupts. Also, by
a register setting, it can be used as a clock source for the watchdog timer.
(1) Register List
(2) Block Diagram
Watch timer control register (WTC)
0000AA
H
Default value
( R )
( 0 )
(R/W)
( 0 )
(R/W)
( 0 )
(R/W)
( 1 )
(R/W)
( 0 )
(R/W)
( 0 )
(R/W)
( 0 )
7
6
5
4
3
2
1
0
SCE
(R/W)
( 1 )
WDCS
WTIE
WTOF
WTR
WTC2
WTC1
WTC0
WDCS
SCE
WTIE
WTOF
WTR
WTC2
WTC1
WTC0
2
8
2
9
2
10
2
11
2
12
2
13
2
14
2
10
2
13
2
14
2
15
Watch timer control register (WTC)
Clear
Watch timer
interrupt
Sub-clock
Watch counter
Interval selector
Interrupt
generator
circuit
To watchdog timer
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