Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-06-30 16:00:01 +03:00
Code Issues Actions 3 Packages Projects Releases Wiki Activity

blackt96.cpp: measured PIC clock [Guru]

Browse Source
This commit is contained in:
Ivan Vangelista 2019-09-11 07:17:22 +02:00
parent 4279146dff
commit 193b26e518
1 changed files with 5 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/mame/drivers/blackt96.cpp
View File

@ -39,6 +39,7 @@ D.G.R.M. NO 1947
Notes:
68000 clock 9.000MHz [18/2]
M6295 clocks 1.000MHz [8/8] pin 7 high
PIC16C57 clock 4.000MHz [8/2]
2008-07
@ -480,11 +481,11 @@ void blackt96_state::tile_callback(int &tile, int& fx, int& fy, int& region)
void blackt96_state::blackt96(machine_config &config)
{
M68000(config, m_maincpu, 18000000 /2);
M68000(config, m_maincpu, 18_MHz_XTAL / 2);
m_maincpu->set_addrmap(AS_PROGRAM, &blackt96_state::blackt96_map);
m_maincpu->set_vblank_int("screen", FUNC(blackt96_state::irq1_line_hold));
pic16c57_device &audiocpu(PIC16C57(config, "audiocpu", 8000000)); /* ? */
pic16c57_device &audiocpu(PIC16C57(config, "audiocpu", 8_MHz_XTAL / 2));
audiocpu.write_a().set(FUNC(blackt96_state::blackt96_soundio_port_a_w));
audiocpu.read_b().set(FUNC(blackt96_state::blackt96_soundio_port_b_r));
audiocpu.write_b().set(FUNC(blackt96_state::blackt96_soundio_port_b_w));
@ -512,12 +513,12 @@ void blackt96_state::blackt96(machine_config &config)
SPEAKER(config, "lspeaker").front_left();
SPEAKER(config, "rspeaker").front_right();
OKIM6295(config, m_oki[0], 8000000/8, okim6295_device::PIN7_HIGH); // music
OKIM6295(config, m_oki[0], 8_MHz_XTAL / 8, okim6295_device::PIN7_HIGH); // music
m_oki[0]->add_route(ALL_OUTPUTS, "lspeaker", 0.47);
m_oki[0]->add_route(ALL_OUTPUTS, "rspeaker", 0.47);
m_oki[0]->set_addrmap(0, &blackt96_state::oki1_map);
OKIM6295(config, m_oki[1], 8000000/8, okim6295_device::PIN7_HIGH); // sfx
OKIM6295(config, m_oki[1], 8_MHz_XTAL / 8, okim6295_device::PIN7_HIGH); // sfx
m_oki[1]->add_route(ALL_OUTPUTS, "lspeaker", 0.47);
m_oki[1]->add_route(ALL_OUTPUTS, "rspeaker", 0.47);
}