Chapter 3 Instruction Definition
CLR WDT
Description
Operation
Clear Watchdog Timer
The TO, PDF flags and the WDT are all cleared.
WDT cleared
TO
¬
0
PDF
¬
0
TO, PDF
Pre-clear Watchdog Timer
The TO, PDF flags and the WDT are all cleared. Note that this instruction works in conjunc-
tion with CLR WDT2 and must be executed alternately with CLR WDT2 to have effect. Re-
petitively executing this instruction without alternately executing CLR WDT2 will have no
effect.
WDT cleared
TO
¬
0
PDF
¬
0
TO, PDF
Pre-clear Watchdog Timer
The TO, PDF flags and the WDT are all cleared. Note that this instruction works in conjunc-
tion with CLR WDT1 and must be executed alternately with CLR WDT1 to have effect. Re-
petitively executing this instruction without alternately executing CLR WDT1 will have no
effect.
WDT cleared
TO
¬
0
PDF
¬
0
TO, PDF
Complement Data Memory
Each bit of the specified Data Memory is logically complemented (1¢s complement). Bits
which previously contained a 1 are changed to 0 and vice versa.
[m]
¬
[m]
Z
Complement Data Memory with result in ACC
Each bit of the specified Data Memory is logically complemented (1¢s complement). Bits
which previously contained a 1 are changed to 0 and vice versa. The complemented result
is stored in the Accumulator and the contents of the Data Memory remain unchanged.
ACC
¬
[m]
Z
Affected flag(s)
CLR WDT1
Description
Operation
Affected flag(s)
CLR WDT2
Description
Operation
Affected flag(s)
CPL [m]
Description
Operation
Affected flag(s)
CPLA [m]
Description
Operation
Affected flag(s)
127
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