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sc1/sc2 are not 4mhz (nw)

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This commit is contained in:
hap 2019-02-25 00:22:06 +01:00
parent 73c8482731
commit f952dc937c
2 changed files with 4 additions and 4 deletions
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2
src/mame/drivers/sc1.cpp
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@ -161,7 +161,7 @@ INPUT_PORTS_END
void sc1_state::sc1(machine_config &config) void sc1_state::sc1(machine_config &config)
{ {
/* basic machine hardware */ /* basic machine hardware */
Z80(config, m_maincpu, XTAL(4'000'000)); Z80(config, m_maincpu, 9.8304_MHz_XTAL/4); // U880 Z80 clone
m_maincpu->set_addrmap(AS_PROGRAM, &sc1_state::sc1_mem); m_maincpu->set_addrmap(AS_PROGRAM, &sc1_state::sc1_mem);
m_maincpu->set_addrmap(AS_IO, &sc1_state::sc1_io); m_maincpu->set_addrmap(AS_IO, &sc1_state::sc1_io);

6
src/mame/drivers/sc2.cpp
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@ -5,7 +5,7 @@
Schachcomputer SC2 Schachcomputer SC2
Note: Note:
The HW is very similar to Fidelity Chess Challenger series (see fidelz80.c) The HW is very similar to Fidelity Chess Challenger series
12/05/2009 Skeleton driver. 12/05/2009 Skeleton driver.
@ -215,7 +215,7 @@ WRITE8_MEMBER( sc2_state::pio_port_b_w )
void sc2_state::sc2(machine_config &config) void sc2_state::sc2(machine_config &config)
{ {
/* basic machine hardware */ /* basic machine hardware */
Z80(config, m_maincpu, XTAL(4'000'000)); Z80(config, m_maincpu, 9.8304_MHz_XTAL/4); // U880 Z80 clone
m_maincpu->set_addrmap(AS_PROGRAM, &sc2_state::sc2_mem); m_maincpu->set_addrmap(AS_PROGRAM, &sc2_state::sc2_mem);
m_maincpu->set_addrmap(AS_IO, &sc2_state::sc2_io); m_maincpu->set_addrmap(AS_IO, &sc2_state::sc2_io);
@ -223,7 +223,7 @@ void sc2_state::sc2(machine_config &config)
config.set_default_layout(layout_sc2); config.set_default_layout(layout_sc2);
/* devices */ /* devices */
z80pio_device& pio(Z80PIO(config, "z80pio", XTAL(4'000'000))); z80pio_device& pio(Z80PIO(config, "z80pio", 9.8304_MHz_XTAL/4));
pio.in_pa_callback().set(FUNC(sc2_state::pio_port_a_r)); pio.in_pa_callback().set(FUNC(sc2_state::pio_port_a_r));
pio.out_pa_callback().set(FUNC(sc2_state::pio_port_a_w)); pio.out_pa_callback().set(FUNC(sc2_state::pio_port_a_w));
pio.in_pb_callback().set(FUNC(sc2_state::pio_port_b_r)); pio.in_pb_callback().set(FUNC(sc2_state::pio_port_b_r));