參數(shù)資料
型號: MCV14AI/P
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, PDIP14
封裝: 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-14
文件頁數(shù): 43/84頁
文件大?。?/td> 1007K
代理商: MCV14AI/P
MCV14A
DS41338B-page 46
Preliminary
2009 Microchip Technology Inc.
FIGURE 7-11:
WATCHDOG TIMER BLOCK DIAGRAM
TABLE 7-6:
SUMMARY OF REGISTERS ASSOCIATED WITH THE WATCHDOG TIMER
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on
Power-On
Reset
Value on
All Other
Resets
N/A
OPTION
RBWU
RBPU
T0CS
T0SE
PSA
PS2
PS1
PS0
1111 1111
Legend: Shaded boxes = Not used by Watchdog Timer.
Postscaler
Note 1:
PSA, PS<2:0> are bits in the OPTION register.
WDT Time-out
Watchdog
Time
From Timer0 Clock Source
WDT Enable
Configuration
Bit
PSA
Postscaler
8-to-1 MUX
PS<2:0>(1)
To Timer0
0
1
M
U
X
1
0
PSA(1)
MUX
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