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M30623M4A Datasheet(Fiches technique) 57 Page - Mitsubishi Electric Semiconductor

Numéro de pièce M30623M4A
Description  SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Télécharger  237 Pages
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Fabricant  MITSUBISHI [Mitsubishi Electric Semiconductor]
Site Internet  http://www.mitsubishichips.com
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Mitsubishi microcomputers
M16C / 62A Group (80-pin)
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Watchdog Timer
57
Watchdog timer control register
Symbol
Address
When reset
WDC
000F16
000XXXXX2
Function
Bit symbol
W
R
b7
b6
b5
b4
b3
b2
b1
b0
High-order bit of watchdog timer
WDC7
Bit name
Prescaler select bit
0 : Divided by 16
1 : Divided by 128
Watchdog timer start register
Symbol
Address
When reset
WDTS
000E16
Indeterminate
W
R
b7
b0
Function
The watchdog timer is initialized and starts counting after a write instruction to
this register. The watchdog timer value is always initialized to “7FFF16
regardless of whatever value is written.
Reserved bit
Reserved bit
Must always be set to “0”
Must always be set to “0”
0
0
Figure 1.11.2. Watchdog timer control and start registers




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Datasheet Download



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