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Machine Cycle
From SnesLab
A Machine Cycle is one tick of the 5A22. It may be configured to take 6, 8, or 12 master clock cycles. In the SNES scene, we call the 6:1 configuration fastROM and the 8:1 configuration slowROM.
Multiplication takes about 8 machine cycles and division takes about 16.[3]
See Also
References
- last bullet point under 13.2 of page 2-13-1 of Book I of the official Super Nintendo development manual
- Figure 3-4-2 "Clear Timing" on page 3-4-1 of Book I, lbid.
- Absolute Multiplication/Division on page 2-15-1 on Book I, lbid.
- https://ersanio.gitbook.io/assembly-for-the-snes/deep-dives/cycles