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ID Category [?] Severity [?] Reproducibility Date Submitted Last Update
02729 Core Minor Always Dec 9, 2008, 17:11 Jul 20, 2011, 22:36
Tester hap View Status Public Platform MAME (Self-compiled)
Assigned To hap Resolution Fixed OS Windows XP/Vista 32-bit
Status [?] Resolved Driver
Version 0.128u5 Fixed in Version 0.143u2 Build Normal
Summary 02729: tms9928a.c: wrong address write, wrong sprite overflow
Description Undocumented behaviour of address write and sprite overflow was wrong. I've uploaded a diff that fixes it. Look at that file for details.

Reverse engineered/tested/confirmed on multiple computers with TMS graphics chip. Nothing is affected in MAME, but it might fix some problems in MESS.
Steps To Reproduce
Additional Information
Regression Version
Affected Sets / Systems tms9928a.c
Attached Files
? file icon u5_tmsfix.diff (4,539 bytes) Dec 9, 2008, 19:05
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Jul 20, 2011, 22:36
Address write behaviour was fixed a couple of versions ago.
Sprite overflow behaviour is fixed in 143u2.