// license:BSD-3-Clause // copyright-holders: /*********************************************************************************************************************************** Skeleton driver for Qume QVT-103 video display terminal. ************************************************************************************************************************************/ #include "emu.h" #include "cpu/z80/z80.h" #include "cpu/mcs48/mcs48.h" //#include "machine/nvram.h" #include "machine/z80ctc.h" #include "machine/z80dart.h" //#include "video/crt9007.h" #include "screen.h" class qvt103_state : public driver_device { public: qvt103_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") , m_p_chargen(*this, "chargen") { } u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); void qvt103(machine_config &config); void io_map(address_map &map); void mem_map(address_map &map); private: required_device m_maincpu; required_region_ptr m_p_chargen; }; u32 qvt103_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) { return 0; } void qvt103_state::mem_map(address_map &map) { map(0x0000, 0x5fff).rom().region("maincpu", 0); map(0x6000, 0x6001).rw("kbdmcu", FUNC(i8741_device::upi41_master_r), FUNC(i8741_device::upi41_master_w)); map(0x8000, 0x87ff).ram(); //AM_RANGE(0xa000, 0xa03f) AM_DEVREADWRITE("vpac", crt9007_device, read, write) map(0xc000, 0xffff).ram(); // not entirely contiguous? } void qvt103_state::io_map(address_map &map) { map.global_mask(0xff); map(0x14, 0x17).rw("dart", FUNC(z80dart_device::ba_cd_r), FUNC(z80dart_device::ba_cd_w)); map(0x18, 0x1b).rw("ctc", FUNC(z80ctc_device::read), FUNC(z80ctc_device::write)); } static INPUT_PORTS_START( qvt103 ) INPUT_PORTS_END static const z80_daisy_config daisy_chain[] = { { "dart" }, { "ctc" }, { nullptr } }; MACHINE_CONFIG_START(qvt103_state::qvt103) MCFG_DEVICE_ADD("maincpu", Z80, XTAL(29'376'000) / 9) // divider guessed MCFG_DEVICE_PROGRAM_MAP(mem_map) MCFG_DEVICE_IO_MAP(io_map) MCFG_Z80_DAISY_CHAIN(daisy_chain) MCFG_DEVICE_ADD("ctc", Z80CTC, XTAL(29'376'000) / 9) MCFG_Z80CTC_INTR_CB(INPUTLINE("maincpu", INPUT_LINE_IRQ0)) MCFG_DEVICE_ADD("dart", Z80DART, XTAL(29'376'000) / 9) MCFG_Z80DART_OUT_INT_CB(INPUTLINE("maincpu", INPUT_LINE_IRQ0)) MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_RAW_PARAMS(XTAL(29'376'000) * 2 / 3, 102 * 10, 0, 80 * 10, 320, 0, 300) //MCFG_SCREEN_RAW_PARAMS(XTAL(29'376'000), 170 * 9, 0, 132 * 9, 320, 0, 300) MCFG_SCREEN_UPDATE_DRIVER(qvt103_state, screen_update) MCFG_DEVICE_ADD("kbdmcu", I8741, XTAL(6'000'000)) MACHINE_CONFIG_END /************************************************************************************************************** Qume QVT-103. Chips: Z80A, Z80A DART, Z80A CTC, 2x CRT9212, 5x HM6116P-2, TC5516APL, D8741AD, CRT9007, 1x 10-sw dip, Button battery. Crystals: (all hard to read) 29.376, 6.000 Keyboard CPU, Crystal, ROM are on the main board. ***************************************************************************************************************/ ROM_START( qvt103 ) ROM_REGION(0x6000, "maincpu", 0) ROM_LOAD( "t103e1.u28", 0x0000, 0x2000, CRC(eace3cbe) SHA1(1e7f395c5233d8656df5305163d050275f0a8033) ) ROM_LOAD( "t103e2.u27", 0x2000, 0x4000, CRC(100cf542) SHA1(4b2569d509790a0f94b4447fb9d3d42582fcaf66) ) ROM_REGION(0x1000, "chargen", 0) ROM_LOAD( "c103b.u40", 0x0000, 0x1000, CRC(3419760d) SHA1(3455c70ed48c7f7769d73a84f152beddf508094f) ) ROM_REGION(0x0400, "kbdmcu", 0) ROM_LOAD( "k304a.u24", 0x0000, 0x0400, CRC(e4b1f0da) SHA1(e9f8c48c34105464b3db206b34f67e7603484fea) ) ROM_END COMP( 1983, qvt103, 0, 0, qvt103, qvt103, qvt103_state, empty_init, "Qume", "QVT-103", MACHINE_IS_SKELETON )