参数资料
型号: MB90F574APMC1
厂商: FUJITSU LTD
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 16 MHz, MICROCONTROLLER, PQFP120
封装: 14 X 14 MM, 1.70 MM HEIGHT, 0.40 MM PITCH, PLASTIC, LQFP-120
文件页数: 89/120页
文件大小: 2711K
代理商: MB90F574APMC1
MB90570A/570C Series
70
DS07-13701-9E
14. Watch Timer
The watch timer control register (WTC) controls operation of the watch timer, and time for an interval interrupt.
(1) Register Configuration
(2) Block Diagram
watch timer control register (WTC)
Address
0000AAH
bit 15
bit 8
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
R/W
. .... ... ....
R/W:Readable and writable
R:Read only
X:Undefined
Initial value
1X000000 B
watch counter
LCLK
Power-on reset
Shift to a hardware standby
Shift to stop mode
Counter
clear circuit
Interval
timer selector
Watch timer interrupt request
#22*
Watch timer control register (WTC)
WDCS
To sub-clock oscillation stabilization
time controller
To watchdog timer
× 21 × 22 × 23 × 24 × 25 × 26 × 27 × 28 × 29 × 210 × 211 × 212 × 213 × 214 × 215
OF
SCE
WTIE WTOF
WTR
WTC2 WTC1 WTC0
*:Interrupt number
OF:Overflow
LCLK:Oscillation sub-clock frequency
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