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Electronic Master Mind (Invicta) [hap, Sean Riddle]
This commit is contained in:
hap 2021-03-06 19:20:16 +01:00
parent 444470572b
commit 80b5354f82
1 changed files with 67 additions and 11 deletions
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78
src/mame/drivers/hh_pps41.cpp
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@ -5,15 +5,11 @@
Rockwell PPS-4/1 MCU series handhelds
TODO:
- WIP
***************************************************************************/
#include "emu.h"
#include "cpu/pps41/mm75.h"
#include "cpu/pps41/mm76.h"
#include "video/pwm.h"
#include "sound/spkrdev.h"
#include "speaker.h"
@ -39,12 +35,13 @@ public:
required_device<pps41_base_device> m_maincpu;
optional_device<pwm_display_device> m_display;
optional_device<speaker_sound_device> m_speaker;
optional_ioport_array<8> m_inputs; // max 8
optional_ioport_array<4> m_inputs; // max 4
u16 m_inp_mux = 0;
// MCU output pin state
//..
u16 m_d = 0;
u8 m_r = ~0;
u8 read_inputs(int columns);
@ -60,6 +57,8 @@ void hh_pps41_state::machine_start()
{
// register for savestates
save_item(NAME(m_inp_mux));
save_item(NAME(m_d));
save_item(NAME(m_r));
}
void hh_pps41_state::machine_reset()
@ -101,7 +100,8 @@ namespace {
/***************************************************************************
Invicta Electronic Master Mind
* x
* MM75 MCU (label MM75 A7525-11, die label A7525)
* 9-digit 7seg VFD display (Futaba 9-ST)
Invicta is the owner of the Mastermind game rights. The back of the unit
says (C) 1977, but this electronic handheld version came out in 1979.
@ -115,24 +115,80 @@ public:
hh_pps41_state(mconfig, type, tag)
{ }
void update_display();
void write_d(u16 data);
void write_r(u8 data);
u8 read_p();
void mastmind(machine_config &config);
};
// handlers
void mastmind_state::update_display()
{
m_display->matrix(m_inp_mux, ~m_r);
}
void mastmind_state::write_d(u16 data)
{
// DIO0-DIO7: digit select (DIO7 N/C on mastmind)
// DIO0-DIO3: input mux
m_inp_mux = data;
update_display();
}
void mastmind_state::write_r(u8 data)
{
// RIO1-RIO7: digit segment data
m_r = data;
update_display();
}
u8 mastmind_state::read_p()
{
// PI1-PI4: multiplexed inputs
return ~read_inputs(4);
}
// config
static INPUT_PORTS_START( mastmind )
PORT_START("IN.0") // DIO0
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_T) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("Try")
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_F) PORT_NAME("Fail")
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED ) // display test?
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_START("IN.1") // DIO1
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_S) PORT_NAME("Set")
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_CODE(KEYCODE_DEL) PORT_CODE(KEYCODE_BACKSPACE) PORT_NAME("Clear")
PORT_START("IN.2") // DIO2
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
PORT_START("IN.3") // DIO3
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("0")
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
INPUT_PORTS_END
void mastmind_state::mastmind(machine_config &config)
{
/* basic machine hardware */
MM75(config, m_maincpu, 100000); // approximation
m_maincpu->write_d().set(FUNC(mastmind_state::write_d));
m_maincpu->write_r().set(FUNC(mastmind_state::write_r));
m_maincpu->read_p().set(FUNC(mastmind_state::read_p));
/* video hardware */
PWM_DISPLAY(config, m_display).set_size(4, 8);
m_display->set_segmask(3, 0xff);
PWM_DISPLAY(config, m_display).set_size(7, 7);
m_display->set_segmask(0x7f, 0x7f);
config.set_default_layout(layout_mastmind);
/* no sound! */
@ -146,7 +202,7 @@ ROM_START( mastmind )
ROM_CONTINUE( 0x0380, 0x0080 )
ROM_REGION( 314, "maincpu:opla", 0 )
ROM_LOAD( "mm76_mastmind_output.pla", 0, 314, CRC(84a3a6f2) SHA1(a3baf9a174a02d186769a1a2d81982e6dbdcf1ed) )
ROM_LOAD( "mm76_mastmind_output.pla", 0, 314, CRC(c936aee7) SHA1(e9ec08a82493d6b63e936f82deeab3e4449b54c3) )
ROM_END
@ -160,4 +216,4 @@ ROM_END
***************************************************************************/
// YEAR NAME PARENT CMP MACHINE INPUT CLASS INIT COMPANY, FULLNAME, FLAGS
CONS( 1979, mastmind, 0, 0, mastmind, mastmind, mastmind_state, empty_init, "Invicta Plastics", "Electronic Master Mind (Invicta)", MACHINE_SUPPORTS_SAVE | MACHINE_NO_SOUND_HW | MACHINE_NOT_WORKING )
CONS( 1979, mastmind, 0, 0, mastmind, mastmind, mastmind_state, empty_init, "Invicta Plastics", "Electronic Master Mind (Invicta)", MACHINE_SUPPORTS_SAVE | MACHINE_NO_SOUND_HW )