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STP

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Revision as of 23:31, 7 May 2023 by Xetheria (talk | contribs) (note about mis-expansion)
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STP (SToP-the-clock)[1] is an instruction that halts the CPU, putting it into a low power state until it is reset. The PHI2 clock is held high.

Basic Info
Addressing Mode Opcode Length Speed
implied DB 1 byte 3 cycles
Flags Clobbered
N V M X D I Z C
. . . . . . . .

References