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twinbee: Fix VLM5030 speech at least halfway

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This commit is contained in:
AJR 2020-07-14 13:08:13 -04:00
parent 06b98bd357
commit c85054ada8
2 changed files with 10 additions and 6 deletions
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14
src/mame/drivers/nemesis.cpp
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@ -362,10 +362,15 @@ void nemesis_state::nemesis_filter_w(offs_t offset, uint8_t data)
// konamigt also uses bits 0x0018, what are they for?
}
void nemesis_state::gx400_speech_start_w(uint8_t data)
void nemesis_state::gx400_speech_w(offs_t offset, uint8_t data)
{
m_vlm->st(1);
m_vlm->st(0);
m_vlm->rst(BIT(data, 4));
m_vlm->st(BIT(data, 5));
// bits 3, 6 also used (one is OE for VLM data?)
// data is irrelevant for most writes
if (offset == 0)
m_vlm->data_w(data);
}
void nemesis_state::salamand_speech_start_w(uint8_t data)
@ -586,14 +591,13 @@ void nemesis_state::gx400_sound_map(address_map &map)
map(0x8000, 0x87ff).ram().share("voiceram");
map(0xa000, 0xafff).w(m_k005289, FUNC(k005289_device::ld1_w));
map(0xc000, 0xcfff).w(m_k005289, FUNC(k005289_device::ld2_w));
map(0xe000, 0xe000).w(m_vlm, FUNC(vlm5030_device::data_w));
map(0xe000, 0xe000).select(0x78).w(FUNC(nemesis_state::gx400_speech_w));
map(0xe001, 0xe001).r("soundlatch", FUNC(generic_latch_8_device::read));
map(0xe003, 0xe003).w(m_k005289, FUNC(k005289_device::tg1_w));
map(0xe004, 0xe004).w(m_k005289, FUNC(k005289_device::tg2_w));
map(0xe005, 0xe005).w("ay2", FUNC(ay8910_device::address_w));
map(0xe006, 0xe006).w("ay1", FUNC(ay8910_device::address_w));
map(0xe007, 0xe007).select(0x1ff8).w(FUNC(nemesis_state::nemesis_filter_w));
map(0xe030, 0xe030).w(FUNC(nemesis_state::gx400_speech_start_w));
map(0xe086, 0xe086).r("ay1", FUNC(ay8910_device::data_r));
map(0xe106, 0xe106).w("ay1", FUNC(ay8910_device::data_w));
map(0xe205, 0xe205).r("ay2", FUNC(ay8910_device::data_r));

2
src/mame/includes/nemesis.h
View File

@ -139,7 +139,7 @@ private:
void nemesis_colorram2_word_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
void nemesis_charram_word_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
void nemesis_filter_w(offs_t offset, uint8_t data);
void gx400_speech_start_w(uint8_t data);
void gx400_speech_w(offs_t offset, uint8_t data);
void salamand_speech_start_w(uint8_t data);
uint8_t nemesis_portA_r();
void city_sound_bank_w(uint8_t data);