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att610: Enable and clock SIO channel B (nw)

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This commit is contained in:
AJR 2019-12-31 14:50:45 -05:00
parent ec01cbf379
commit 30c3511b79
1 changed files with 9 additions and 3 deletions
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12
src/mame/drivers/att610.cpp
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@ -34,6 +34,7 @@ public:
att610_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_sio(*this, "sio")
, m_screen(*this, "screen")
, m_rom(*this, "rom")
{
@ -54,6 +55,7 @@ private:
void io_map(address_map &map);
required_device<z80_device> m_maincpu;
required_device<z80sio_device> m_sio;
required_device<screen_device> m_screen;
required_memory_bank m_rom;
};
@ -62,6 +64,8 @@ void att610_state::machine_start()
{
m_rom->configure_entry(0, memregion("firmware")->base());
m_rom->configure_entry(1, memregion("cartridge")->base());
m_sio->ctsb_w(0);
}
void att610_state::machine_reset()
@ -116,10 +120,12 @@ void att610_state::att610(machine_config &config)
z80ctc_device &ctc(Z80CTC(config, "ctc", 27.72_MHz_XTAL / 7)); // Z8430APS
ctc.intr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
z80sio_device &sio(Z80SIO(config, "sio", 27.72_MHz_XTAL / 7)); // Z8441APS (SIO/1)
sio.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
Z80SIO(config, m_sio, 27.72_MHz_XTAL / 7); // Z8441APS (SIO/1)
m_sio->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
SCN2681(config, "duart", 3'686'400); // MC2681P (adjacent XTAL not legible)
scn2681_device &duart(SCN2681(config, "duart", 3'686'400)); // MC2681P (adjacent XTAL not legible)
duart.outport_cb().set("sio", FUNC(z80sio_device::rxcb_w)).bit(3);
duart.outport_cb().append("sio", FUNC(z80sio_device::txcb_w)).bit(3);
SCREEN(config, m_screen, SCREEN_TYPE_RASTER, rgb_t::green());
m_screen->set_raw(21.6675_MHz_XTAL, 963, 0, 720, 375, 0, 351);