參數(shù)資料
型號： MB90F574
廠商： Fujitsu Limited
英文描述： Octal Bus Transceivers And Registers With 3-State Outputs 28-LCCC -55 to 125
中文描述： 16位微控制器專有
文件頁數(shù)： 70/135頁
文件大?。?/td> 2504K
代理商： MB90F574
70
MB90570 Series
14. Clock Timer
The clock timer control register (WTC) controls operation of the clock timer, and time for an interval interrupt.
(1) Register Configuration
(2) Block Diagram
Clock timer control register (WTC)
Address
0000AA
H
bit 15 . . . . . . . . . . . .
WDCS
SCE
WTIE
WTOF
WTR
WTC2 WTC1 WTC0
(Disabled)
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
R/W
R
R/W
R/W
R/W
R
R/W
R/W
R/W: Readable and writable
R : Read only
X : Undefined
Initial value
1X000000
B
Clock counter
LCLK
Power-on reset
Shift to a hardware standby
Shift to stop mode
Counter
clear circuit
Interval
timer selector
Clock timer interrupt request
#22*
Clock timer control register (WTC)
WDCS
To sub-clock oscillation stabilization
time controller
To watchdog timer
×
2
1
×
2
2
×
2
3
×
2
4
×
2
5
×
2
6
×
2
7
×
2
8
×
2
9
×
2
10
×
2
11
×
2
12
×
2
13
×
2
14
×
2
15
OF
OF
OF
OF
OF
OF
OF
SCE
WTIE WTOF
WTR
WTC2 WTC1 WTC0
*
: Interrupt number
OF : Overflow
LCLK : Oscillation sub-clock frequency
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