MC68HC705C Motorola, MC68HC705C Datasheet - Page 161

• Manufacturer Part Number: MC68HC705C
• Description: HCMOS Microcontroller Unit
• Manufacturer: Motorola

12.4.5 Control Instructions
MC68HC705C8A — Rev. 2.0
MOTOROLA
These instructions act on CPU registers and control CPU operation
during program execution.
Clear carry bit
Clear interrupt mask
No operation
Reset stack pointer
Return from interrupt
Return from subroutine
Set carry bit
Set interrupt mask
Stop oscillator and enable IRQ pin
Software interrupt
Transfer accumulator to index register
Transfer index register to accumulator
Stop CPU clock and enable interrupts
Instruction Set
Table 12-5. Control Instructions
Instruction
Mnemonic
STOP
WAIT
NOP
CLC
RSP
SEC
RTS
SWI
TXA
TAX
CLI
RTI
SEI
Instruction Types
Technical Data
Instruction Set
161