Page Comparison

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Downgrade files:

View file

name	OZ4.0 slot 0 downgrade + Vision2 + Spell-Master.zip

OZ version

Downgrade Method

Notes

5.0

Index ◇ U P D

None

4.7.1

Index ◇ U P D

The screen may occasionally stay off after the write to flash and the Z88 may not reset automatically.
To be sure it has completed leave for 5 minutes, then reset manually.

< 4.7.1

RUN"ROMUPDATE.BAS" from BASIC

Copy both romupdate.bas and romupdate.crc to RAM.
The screen will corrupt as the flash process begins. One row will blink. This is normal. Wait until complete.

Image Modified

Downgrade ROM Manifest

Code Block

language	none

CFG.V3
; OZ ROM for slot 0 and total of 24 banks to update.
OZ.0,24
; Bank file, CRC, destination bank in slot 0.
"ozs0-400.32",$9de67a39,$00
"ozs0-400.33",$1d32d297,$01
"ozs0-400.34",$65ed5623,$02
"ozs0-400.35",$e2e022c6,$03
"ozs0-400.36",$8758704a,$04
"ozs0-400.37",$b860cf23,$05
"ozs0-400.38",$d3104e3f,$06
"ozs0-400.39",$5c5de229,$07
"eazylnk-524.40",$9732f962,$08
"flashst-198.41",$cfa6c666,$09
"spell.42",$96ee9077,$0a
"spell.43",$05f85bc3,$0b
"spell.44",$ff58c545,$0c
"spell.45",$ebfef5c3,$0d
"spell.46",$f3badaf9,$0e
"spell.47",$3a7c540b,$0f
"spell.48",$853282d3,$10
"spell-xymdm.49",$c84cab67,$11
"vision2-206.50",$eca18d37,$12
"vision2-206.51",$7cbc18ea,$13
"file-area.52",$7c344d49,$14
"file-area.53",$ffdd48b4,$15
"file-area.54",$4a2d56c7,$16
"ozs0-400.63",$d5daddb3,$1f

Versions Compared

Old Version 65

New Version 66

Key

Downgrade ROM Manifest