84PCE:Ports:1005
From WikiTI
Synopsis
Port Number: 1005
Memory-mapped Address: E00005
Function: Possibly controls wait states to VRAM accesses. Or maybe flash wait states. Or maybe we have no control over any wait states whatsoever.
Details
Value | Effect |
00 | Instant hard crash & reset |
01 | Makes OS a little (? 40 %) faster for some operations |
02-03 | No ill-effects |
04 | Normal value |
10 | OS feels noticeably sluggish |
20 | OS is unbearably sluggish, RAM program dummy loop is not slower |
FF | Don't even bother trying to do anything |