参数资料
型号: MB90F809SPF-G
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 25 MHz, MICROCONTROLLER, PQFP100
封装: 14 X 20 MM, 3.35 MM HEIGHT, 0.65 MM PITCH, PLASTIC, QFP-100
文件页数: 48/92页
文件大小: 2250K
代理商: MB90F809SPF-G
MB90800 Series
52
DS07-13733-5E
11. Watch timer
The watch timer is a 15-bit timer using the subclock. It can generate the interrupt request for each interval time.
The watch timer can also be used as the clock source of the watchdog timer by setting so.
(1) Register list
(2) Block diagram
Watch timer control register (WTC)
bit
Initial Value
0000AAH
1X011000B
Read/Write
R
R/W
76
5
4
3
2
1
0
SCE
R/W
WDCS
WTIE
WTOF
WTR
WTC2
WTC1
WTC0
WDCS
SCE
WTIE
WTOF
WTR
WTC2
WTC1
WTC0
28
29
210
211
212
213
214
210
213
214 215
Sub clock
Watch counter
Interval
selector
Interrupt
generation
circuit
Watch timer
interrupt
To watchdog timer
Watch timer control register (WTC)
Clear
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