diff options
Diffstat (limited to 'src/mame/drivers/instantm.cpp')
-rw-r--r-- | src/mame/drivers/instantm.cpp | 97 |
1 files changed, 14 insertions, 83 deletions
diff --git a/src/mame/drivers/instantm.cpp b/src/mame/drivers/instantm.cpp index b08d85685ee..c2fb903b228 100644 --- a/src/mame/drivers/instantm.cpp +++ b/src/mame/drivers/instantm.cpp @@ -1,6 +1,6 @@ // license:BSD-3-Clause // copyright-holders:David Haywood -/****************************************************************************************************************************** +/* has a sticker marked Part # 04-0008 @@ -14,91 +14,33 @@ Serial# : 0115 There were several different designs for this, it's possible they used different speech roms etc. -ToDo: -- work out how the cpus communicate (there's an interrupt handler in main cpu) -- clear up the speech -- inputs -- mechanical matters (camera, printer, etc) -At the moment it simply outputs all the speech strings, one after the other, then stops. - -*****************************************************************************************************************************/ +*/ #include "emu.h" #include "cpu/z80/z80.h" -#include "machine/clock.h" -#include "sound/dac.h" -#include "sound/volt_reg.h" -#include "speaker.h" class instantm_state : public driver_device { public: instantm_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag) - , m_maincpu(*this, "maincpu") + : driver_device(mconfig, type, tag), + m_maincpu(*this, "maincpu") { } - DECLARE_READ8_MEMBER(port01_r); - DECLARE_WRITE8_MEMBER(port01_w); - DECLARE_WRITE_LINE_MEMBER(clock_w); - -private: - u8 m_port01; - bool m_clock_en; virtual void machine_start() override; virtual void machine_reset() override; required_device<cpu_device> m_maincpu; }; -// return instruction from main cpu -READ8_MEMBER( instantm_state::port01_r ) -{ - return m_port01; -} - -// tell maincpu the speech is done -WRITE8_MEMBER( instantm_state::port01_w ) -{ - // bump to next bit of speech for now - if ((m_port01 & 15) < 15) - m_port01++; - else - m_clock_en = false; -} - -// clock out the speech bytes -WRITE_LINE_MEMBER( instantm_state::clock_w ) -{ - if (m_clock_en) - m_port01 ^= 0x80; -} - - -static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8, instantm_state ) - AM_RANGE(0x0000, 0x1fff) AM_ROM - AM_RANGE(0x4000, 0x47ff) AM_RAM - AM_RANGE(0x8000, 0x8000) //AM_WRITE - AM_RANGE(0xc000, 0xc000) //AM_WRITE - AM_RANGE(0xc400, 0xc400) //AM_WRITE - AM_RANGE(0xc800, 0xc800) //AM_WRITE - AM_RANGE(0xcc00, 0xcc00) //AM_WRITE - AM_RANGE(0xec00, 0xec00) //AM_READ - AM_RANGE(0xf000, 0xf000) //AM_READ - AM_RANGE(0xf400, 0xf400) //AM_READ - AM_RANGE(0xfc00, 0xfc00) //AM_READ -ADDRESS_MAP_END -// doesn't use ram -static ADDRESS_MAP_START( sub_map, AS_PROGRAM, 8, instantm_state ) - AM_RANGE(0x0000, 0xffff) AM_ROM - AM_RANGE(0x0000, 0x0000) AM_DEVWRITE("dac", dac_byte_interface, write) +static ADDRESS_MAP_START( instantm_map, AS_PROGRAM, 8, instantm_state ) + AM_RANGE(0x0000, 0x7fff) AM_ROM ADDRESS_MAP_END -static ADDRESS_MAP_START( sub_io, AS_PROGRAM, 8, instantm_state ) - ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE(0x01, 0x01) AM_READWRITE(port01_r,port01_w) +static ADDRESS_MAP_START( instantm_submap, AS_PROGRAM, 8, instantm_state ) + AM_RANGE(0x0000, 0x7fff) AM_ROM ADDRESS_MAP_END static INPUT_PORTS_START( instantm ) @@ -111,29 +53,18 @@ void instantm_state::machine_start() void instantm_state::machine_reset() { - m_port01 = 0xf0; // bit 4 low sends subcpu to a test mode - m_clock_en = true; } // OSC1 = XTAL_3_579545MHz static MACHINE_CONFIG_START( instantm ) - /* basic machine hardware */ - MCFG_CPU_ADD("maincpu", Z80, XTAL_3_579545MHz) - MCFG_CPU_PROGRAM_MAP(main_map) - MCFG_CPU_ADD("subcpu", Z80, XTAL_3_579545MHz) - MCFG_CPU_PROGRAM_MAP(sub_map) - MCFG_CPU_IO_MAP(sub_io) - - // all guesswork - MCFG_DEVICE_ADD("voice_clock", CLOCK, 24000) - MCFG_CLOCK_SIGNAL_HANDLER(WRITELINE(instantm_state, clock_w)) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", Z80,XTAL_3_579545MHz) + MCFG_CPU_PROGRAM_MAP(instantm_map) - MCFG_SPEAKER_STANDARD_MONO("speaker") - MCFG_SOUND_ADD("dac", MC1408, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.5) - MCFG_DEVICE_ADD("vref", VOLTAGE_REGULATOR, 0) MCFG_VOLTAGE_REGULATOR_OUTPUT(5.0) - MCFG_SOUND_ROUTE_EX(0, "dac", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE_EX(0, "dac", -1.0, DAC_VREF_NEG_INPUT) + MCFG_CPU_ADD("subcpu", Z80,XTAL_3_579545MHz) + MCFG_CPU_PROGRAM_MAP(instantm_submap) MACHINE_CONFIG_END @@ -147,4 +78,4 @@ ROM_START( instantm ) ROM_END -GAME( 199?, instantm, 0, instantm, instantm, instantm_state, 0, ROT0, "Capcom / Polaroid", "Polaroid Instant Memories", MACHINE_IS_SKELETON_MECHANICAL ) +GAME( 199?, instantm, 0, instantm, instantm, instantm_state, 0, ROT0, "Capcom / Polaroid", "Polaroid Instant Memories", MACHINE_IS_SKELETON ) |