Freescale Semiconductor, Inc.
Instruction Set
Instruction Types
12.4.5 Control Instructions
These instructions act on CPU registers and control CPU operation
during program execution.
Table 12-5. Control Instructions
Instruction
Mnemonic
CLC
CLI
Clear carry bit
Clear interrupt mask
No operation
NOP
RSP
RTI
Reset stack pointer
Return from interrupt
Return from subroutine
Set carry bit
RTS
SEC
SEI
Set interrupt mask
Stop oscillator and enable IRQ pin
Software interrupt
STOP
SWI
Transfer accumulator to index register
Transfer index register to accumulator
Stop CPU clock and enable interrupts
TAX
TXA
WAIT
MC68HC705C8A — Rev. 3
MOTOROLA
Technical Data
Instruction Set
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