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author | Lord-Nightmare <Lord-Nightmare@users.noreply.github.com> | 2017-05-15 01:08:39 -0400 |
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committer | Lord-Nightmare <Lord-Nightmare@users.noreply.github.com> | 2017-05-15 01:08:39 -0400 |
commit | 321d93323fbfbe0eab75c35b9825cbb7d8756df2 (patch) | |
tree | cf8c747dad910674db1a8b5c9ce685dff5bfcb1b /src/mame/video/epos.cpp | |
parent | 21d0662302f0408c031ed35140810fc2316e4c09 (diff) |
epos.cpp: Implemented Tristar 9000 hardware ay-3-8910 port A 'multiplexer', PSG REGISTERS test can (in theory) pass with dipswitches set now.
Switched Tristar 8000 hardware to use ay-3-8912 as shown on schematics. [Lord Nightmare]
Diffstat (limited to 'src/mame/video/epos.cpp')
-rw-r--r-- | src/mame/video/epos.cpp | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/src/mame/video/epos.cpp b/src/mame/video/epos.cpp index e0115d68956..60876258a72 100644 --- a/src/mame/video/epos.cpp +++ b/src/mame/video/epos.cpp @@ -55,19 +55,12 @@ void epos_state::set_pal_color( uint8_t offset, uint8_t data ) m_palette->set_pen_color(offset, rgb_t(r,g,b)); } -// later games uses a dynamic palette instead of prom +// later (tristar 9000) games uses a dynamic palette instead of prom WRITE8_MEMBER(epos_state::dealer_pal_w) { set_pal_color(offset,data); } -WRITE8_MEMBER(epos_state::flip_screen_w) -{ - flip_screen_set(BIT(data, 7)); - - // bit 6: ay8910 port A/B multiplexer read? -} - WRITE8_MEMBER(epos_state::port_1_w) { /* D0 - start light #1 |