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Quasimidi Quasar [DBWBP]
TechnoX [DBWBP]
This commit is contained in:
AJR 2024-03-10 11:37:35 -04:00
parent c53b36b892
commit 06a90be97a
2 changed files with 154 additions and 0 deletions
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4
src/mame/mame.lst
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@ -41987,6 +41987,10 @@ pv9234 //
@source:skeleton/pwp14.cpp
pwp14 // Smith Corona PWP System 14
@source:skeleton/qmquasar.cpp
qmquasar //
technox //
@source:skeleton/qmsirius.cpp
qmrave //
qmsirius //

150
src/mame/skeleton/qmquasar.cpp Normal file
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@ -0,0 +1,150 @@
// license:BSD-3-Clause
// copyright-holders:AJR
/***************************************************************************
Skeleton driver for Quasimidi Quasar & TechnoX synthesizer modules.
***************************************************************************/
#include "emu.h"
#include "cpu/mcs51/mcs51.h"
#include "machine/6850acia.h"
#include "video/hd44780.h"
#include "emupal.h"
#include "screen.h"
namespace {
class qmquasar_state : public driver_device
{
public:
qmquasar_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
{
}
void quasar(machine_config &config);
void technox(machine_config &config);
protected:
virtual void driver_start() override;
private:
HD44780_PIXEL_UPDATE(quasar_pixel_update);
HD44780_PIXEL_UPDATE(technox_pixel_update);
void prog_map(address_map &map);
void ext_map(address_map &map);
required_device<mcs51_cpu_device> m_maincpu;
};
HD44780_PIXEL_UPDATE(qmquasar_state::quasar_pixel_update)
{
if (x < 5 && y < 8 && line < 2 && pos < 40)
bitmap.pix(line * 8 + y, pos * 6 + x) = state;
}
HD44780_PIXEL_UPDATE(qmquasar_state::technox_pixel_update)
{
if (x < 5 && y < 8 && line < 2 && pos < 16)
bitmap.pix(line * 8 + y, pos * 6 + x) = state;
}
void qmquasar_state::prog_map(address_map &map)
{
map(0x0000, 0xffff).rom().region("program", 0); // TODO: banking?
}
void qmquasar_state::ext_map(address_map &map)
{
map(0x0000, 0x38ff).ram();
map(0x3900, 0x3903).nopr();
map(0x390b, 0x390b).nopr();
map(0x7c00, 0x7fff).noprw();
map(0x8000, 0x8003).noprw();
map(0xa000, 0xa001).w("acia", FUNC(acia6850_device::write));
map(0xa002, 0xa003).r("acia", FUNC(acia6850_device::read));
map(0xb000, 0xb001).w("lcdc", FUNC(hd44780_device::write));
map(0xb002, 0xb003).r("lcdc", FUNC(hd44780_device::read));
map(0xc000, 0xc0ff).nopw();
map(0xff10, 0xff10).noprw();
}
static INPUT_PORTS_START(qmquasar)
INPUT_PORTS_END
void qmquasar_state::quasar(machine_config &config)
{
I8032(config, m_maincpu, 12'000'000); // exact type and clock unknown
m_maincpu->set_addrmap(AS_PROGRAM, &qmquasar_state::prog_map);
m_maincpu->set_addrmap(AS_IO, &qmquasar_state::ext_map);
acia6850_device &acia(ACIA6850(config, "acia"));
acia.irq_handler().set_inputline(m_maincpu, MCS51_INT1_LINE);
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD));
screen.set_refresh_hz(60);
screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */
screen.set_screen_update("lcdc", FUNC(hd44780_device::screen_update));
screen.set_size(6*40, 8*2);
screen.set_visarea_full();
screen.set_palette("palette");
PALETTE(config, "palette", palette_device::MONOCHROME_INVERTED);
hd44780_device &lcdc(HD44780(config, "lcdc", 270'000)); // TODO: clock not measured, datasheet typical clock used
lcdc.set_lcd_size(2, 40);
lcdc.set_pixel_update_cb(FUNC(qmquasar_state::quasar_pixel_update));
}
void qmquasar_state::technox(machine_config &config)
{
quasar(config);
subdevice<screen_device>("screen")->set_size(6*16, 8*2);
subdevice<screen_device>("screen")->set_visarea_full();
subdevice<hd44780_device>("lcdc")->set_lcd_size(2, 16);
subdevice<hd44780_device>("lcdc")->set_pixel_update_cb(FUNC(qmquasar_state::technox_pixel_update));
}
ROM_START(qmquasar)
ROM_REGION(0x20000, "program", 0)
ROM_LOAD("27c1000_v200.ic4", 0x00000, 0x20000, CRC(951363bd) SHA1(6dfb2fa362afd8da0fb764108b6263d9da45c676)) // "Version No: 2.00"
ROM_REGION(0x40000, "samples", 0)
ROM_LOAD("27c020_v200d.ic51", 0x00000, 0x40000, CRC(ef318407) SHA1(e147413d5df2f9489c2886587ae60f6807b7dbb9))
ROM_END
ROM_START(technox)
ROM_REGION(0x20000, "program", 0)
ROM_LOAD("mx27c1000_v105.ic4", 0x00000, 0x20000, CRC(4d393cd9) SHA1(9ee853f1f2e88fbfc86589c4d0f91003d0ff146f)) // "Version No 1.05b"
ROM_REGION(0x20000, "samples", 0)
ROM_LOAD("nm27c010_v105.ic51", 0x00000, 0x20000, CRC(d669570e) SHA1(0645a1b022ed25a836152933e6df32da4448f49a))
ROM_END
void qmquasar_state::driver_start()
{
memory_region *rgn = memregion("program");
u8 *rom = rgn->base();
for (offs_t base = 0x00000; base < rgn->bytes(); base += 0x100)
{
// Copy 256-byte block before descrambling addresses
std::vector<uint8_t> orig(&rom[base], &rom[base + 0x100]);
for (offs_t offset = 0; offset < 0x100; offset++)
rom[base + offset] = orig[bitswap<8>(offset, 1, 2, 3, 6, 5, 7, 1, 0) ^ 0x40 ^ ((offset & 0x11) << 3)];
}
}
} // anonymous namespace
SYST(1993, qmquasar, 0, 0, quasar, qmquasar, qmquasar_state, empty_init, "Quasimidi Musikelektronik GmbH", "Quasimidi Quasar", MACHINE_IS_SKELETON)
SYST(1995, technox, 0, 0, technox, qmquasar, qmquasar_state, empty_init, "Quasimidi Musikelektronik GmbH", "TechnoX", MACHINE_IS_SKELETON)