Instruction Set Summary (Continued)
Mnemonics
Operands
SEV
CLV
SET
CLT
SEH
CLH
MCU CONTROL INSTRUCTIONS
NOP
SLEEP
WDR
BREAK
Description
Set Twos Complement Overflow.
Clear Twos Complement Overflow
Set T in SREG
Clear T in SREG
Set Half Carry Flag in SREG
Clear Half Carry Flag in SREG
No Operation
Sleep
Watchdog Reset
Break
ATmega128
Operation
V←1
V←0
T←1
T←0
H←1
H←0
(see specific descr. for Sleep function)
(see specific descr. for WDR/timer)
For On-chip Debug Only
Flags
V
V
T
T
H
H
None
None
None
None
#Clocks
1
1
1
1
1
1
1
1
1
N/A
11
2467XS–AVR–06/11