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MICROPROCESSOR INSTRUCTION REFERENCE->HALT

HALT    Halt the CPU

This is a privileged instruction.

Assembler syntax:    HALT

Size: Unsized.

The cpu core is synchronised (ie all active instructions and bus cycles are completed) and then halts operation.  The halt status is signaled on the status output pins.  If a GO instruction is received, execution resumes at the next instruction.

Condition codes: Not affected