Difference between revisions of "84PCE:Ports:1005"
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'''Memory-mapped Address:''' E00005 | '''Memory-mapped Address:''' E00005 | ||
| − | '''Function:''' Possibly controls wait states to VRAM accesses. | + | '''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 == | == Details == | ||
Revision as of 16:42, 31 March 2015
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 |
