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ID Category [?] Severity [?] Reproducibility Date Submitted Last Update
01094 Sound Minor Always Feb 11, 2008, 14:30 Sep 28, 2008, 20:03
Tester M.A.S.H. View Status Public Platform MAME (Official Binary)
Assigned To Resolution Open OS Windows XP/Vista 32-bit
Status [?] Confirmed Driver
Version 0.37b15 Fixed in Version Build Normal
Fixed in Git Commit Github Pull Request #
Summary 01094: bounty, percuss: Some AY-3-8910A sound effects are missing.
Description 'The Bounty' has only game music. 'The Percussor' (same driver) has also a shoot sound (press P1 Button 2).

Here is the log file for 'The Bounty' after you hit something with your boot:

Physical width 800, height 600
AY-3-8910/YM2149 using legacy output levels!
Soft reset
warning - write e0 to 8910 #16 Port A
warning - write 00 to 8910 #16 Port B
Warning: sound latch 0 written before being read. Previous: 00, new: ff
.
.
.
warning - write 06 to 8910 #16 Port B
Warning: sound latch 0 written before being read. Previous: 00, new: ff
warning - write 00 to 8910 #16 Port B
warning - write 02 to 8910 #16 Port B
warning - write 00 to 8910 #16 Port B
Warning: sound latch 0 written before being read. Previous: 00, new: ff

It writes commands to Port B of the AY-8910!
Steps To Reproduce
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Regression Version
Affected Sets / Systems bounty, percuss
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No.02635
couriersud
Developer
Sep 28, 2008, 20:03
There is no difference between percuss and bounty ay8910 hookup. This should not be at the origin.

The driver has a lot of similarities to espial.c, which in term has functions starting with zodiac_*. Both may be merged at some time.