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=== Other ranges 0x0500'0000 - 0x7FFF'FFFF (External bus via PI) === |
=== Other ranges 0x0500'0000 - 0x7FFF'FFFF (External bus via PI) === |
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All accesses made by the VR4300 in these ranges are forward externally by RCP on the external PI bus. This allows the CPU to access external devices connected to the parallel bus like the cartridge ROM and SRAM. |
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Accesses in this area are affected by the same simplified SysAD implementation described above, so '''access size is ignored.''' The effect is the same described before. |
Accesses in this area are affected by the same simplified SysAD implementation described above, so '''access size is ignored.''' The effect is the same described before. |
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