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-rw-r--r--src/mame/drivers/novag_const.cpp75
1 files changed, 48 insertions, 27 deletions
diff --git a/src/mame/drivers/novag_const.cpp b/src/mame/drivers/novag_const.cpp
index 2d70b6df3d2..fafb9e52d2b 100644
--- a/src/mame/drivers/novag_const.cpp
+++ b/src/mame/drivers/novag_const.cpp
@@ -23,12 +23,12 @@ Constellation:
Constellation 3.6MHz:
- PCB label: NOVAG CONSTELLATION Rev E 100037
-- G65SC02P-3 or R65C02P3 @ 3.6MHz (7.2MHz XTAL)
+- G65SC02P-3 or R65C02P3(newer version) @ 3.6MHz (7.2MHz XTAL)
- 2KB RAM (TC5516AP), 16KB ROM (custom label, assumed TMM23128)
- PCB supports "Memory Save", but components aren't installed
Constellation 3.6MHz manufactured in 1986 was fitted with the same ROM as
-the Quattro, but PCB remains the same (Quatto PCB is very different).
+the Quattro, but PCB remains almost the same (Quatto PCB is very different).
Button labels are the same as the older version.
Constellation Quattro:
@@ -52,12 +52,13 @@ Super Constellation:
TODO:
- ssensor4 nvram doesn't work, at boot it always starts a new game
- is Dynamic S a program update of ssensor4 or identical?
-- verify IRQ active time for ssensor4, const, constq
+- verify IRQ active time for ssensor4
******************************************************************************/
#include "emu.h"
#include "cpu/m6502/m6502.h"
+#include "cpu/m6502/m65sc02.h"
#include "cpu/m6502/r65c02.h"
#include "machine/sensorboard.h"
#include "machine/nvram.h"
@@ -91,6 +92,7 @@ public:
// machine drivers
void nconst(machine_config &config);
void nconst36(machine_config &config);
+ void nconst36a(machine_config &config);
void nconstq(machine_config &config);
void ssensor4(machine_config &config);
void sconst(machine_config &config);
@@ -332,7 +334,7 @@ void const_state::nconst(machine_config &config)
const attotime irq_period = attotime::from_hz(2_MHz_XTAL / 0x2000); // through 4020 IC, ~244Hz
TIMER(config, m_irq_on).configure_periodic(FUNC(const_state::irq_on<M6502_IRQ_LINE>), irq_period);
- m_irq_on->set_start_delay(irq_period - attotime::from_nsec(17100)); // assume same as const36
+ m_irq_on->set_start_delay(irq_period - attotime::from_nsec(17200)); // active for ~17.2us
TIMER(config, "irq_off").configure_periodic(FUNC(const_state::irq_off<M6502_IRQ_LINE>), irq_period);
SENSORBOARD(config, m_board).set_type(sensorboard_device::BUTTONS);
@@ -355,6 +357,7 @@ void const_state::ssensor4(machine_config &config)
/* basic machine hardware */
m_maincpu->set_addrmap(AS_PROGRAM, &const_state::ssensor4_map);
+
NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_1);
config.set_default_layout(layout_novag_ssensor4);
@@ -365,12 +368,12 @@ void const_state::nconst36(machine_config &config)
nconst(config);
/* basic machine hardware */
- R65C02(config.replace(), m_maincpu, 7.2_MHz_XTAL/2);
+ M65SC02(config.replace(), m_maincpu, 7.2_MHz_XTAL/2);
m_maincpu->set_addrmap(AS_PROGRAM, &const_state::const_map);
const attotime irq_period = attotime::from_hz(7.2_MHz_XTAL/2 / 0x2000); // through 4020 IC, ~439Hz
TIMER(config.replace(), m_irq_on).configure_periodic(FUNC(const_state::irq_on<M6502_IRQ_LINE>), irq_period);
- m_irq_on->set_start_delay(irq_period - attotime::from_nsec(17100)); // active for ~17.1us
+ m_irq_on->set_start_delay(irq_period - attotime::from_nsec(17200)); // same as nconst
TIMER(config.replace(), "irq_off").configure_periodic(FUNC(const_state::irq_off<M6502_IRQ_LINE>), irq_period);
m_board->set_delay(attotime::from_msec(200));
@@ -380,36 +383,54 @@ void const_state::nconst36(machine_config &config)
m_beeper->add_route(ALL_OUTPUTS, "mono", 0.25);
}
-void const_state::sconst(machine_config &config)
+void const_state::nconst36a(machine_config &config)
{
- nconst(config);
+ nconst36(config);
/* basic machine hardware */
- m_maincpu->set_clock(8_MHz_XTAL/2); // UM6502C
- m_maincpu->set_addrmap(AS_PROGRAM, &const_state::sconst_map);
+ R65C02(config.replace(), m_maincpu, 7.2_MHz_XTAL/2);
+ m_maincpu->set_addrmap(AS_PROGRAM, &const_state::const_map);
+
+ // 4020 CLK is 7.2_MHz_XTAL/4, but with IRQ on Q11 instead of Q12, result
+ // frequency and duty cycle are identical to nconst36
+
+ /* sound hardware */
+ BEEP(config.replace(), m_beeper, 7.2_MHz_XTAL/4 / 0x800); // ~879Hz
+ m_beeper->add_route(ALL_OUTPUTS, "mono", 0.25);
+}
+
+void const_state::nconstq(machine_config &config)
+{
+ nconst36a(config);
+
+ /* basic machine hardware */
+ m_maincpu->set_clock(8_MHz_XTAL/2);
const attotime irq_period = attotime::from_hz(8_MHz_XTAL/4 / 0x1000); // through 4020 IC, ~488Hz
TIMER(config.replace(), m_irq_on).configure_periodic(FUNC(const_state::irq_on<M6502_IRQ_LINE>), irq_period);
- m_irq_on->set_start_delay(irq_period - attotime::from_nsec(10200)); // active for 10.2us
+ m_irq_on->set_start_delay(irq_period - attotime::from_nsec(17200)); // same as nconst
TIMER(config.replace(), "irq_off").configure_periodic(FUNC(const_state::irq_off<M6502_IRQ_LINE>), irq_period);
- m_board->set_delay(attotime::from_msec(200));
- NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_1);
+ config.set_default_layout(layout_novag_constq);
- config.set_default_layout(layout_novag_supercon);
+ /* sound hardware */
+ BEEP(config.replace(), m_beeper, 8_MHz_XTAL/4 / 0x800); // ~976Hz
+ m_beeper->add_route(ALL_OUTPUTS, "mono", 0.25);
}
-void const_state::nconstq(machine_config &config)
+void const_state::sconst(machine_config &config)
{
- sconst(config);
+ nconstq(config);
/* basic machine hardware */
- R65C02(config.replace(), m_maincpu, 8_MHz_XTAL/2);
- m_maincpu->set_addrmap(AS_PROGRAM, &const_state::const_map);
+ M6502(config.replace(), m_maincpu, 8_MHz_XTAL/2); // UM6502C
+ m_maincpu->set_addrmap(AS_PROGRAM, &const_state::sconst_map);
- config.device_remove("nvram");
+ m_irq_on->set_start_delay(m_irq_on->period() - attotime::from_nsec(10200)); // irq active for 10.2us
- config.set_default_layout(layout_novag_constq);
+ NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_1);
+
+ config.set_default_layout(layout_novag_supercon);
}
@@ -460,12 +481,12 @@ ROM_END
Drivers
******************************************************************************/
-// YEAR NAME PARENT CMP MACHINE INPUT STATE INIT COMPANY, FULLNAME, FLAGS
-CONS( 1981, ssensor4, 0, 0, ssensor4, ssensor4, const_state, empty_init, "Novag", "Super Sensor IV", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
+// YEAR NAME PARENT CMP MACHINE INPUT STATE INIT COMPANY, FULLNAME, FLAGS
+CONS( 1981, ssensor4, 0, 0, ssensor4, ssensor4, const_state, empty_init, "Novag", "Super Sensor IV", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
-CONS( 1983, const, 0, 0, nconst, nconst, const_state, init_const, "Novag", "Constellation", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
-CONS( 1984, const36, const, 0, nconst36, nconst, const_state, init_const, "Novag", "Constellation 3.6MHz (set 1)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
-CONS( 1986, const36a, const, 0, nconst36, nconst, const_state, init_const, "Novag", "Constellation 3.6MHz (set 2)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
-CONS( 1986, constq, const, 0, nconstq, nconstq, const_state, init_const, "Novag", "Constellation Quattro", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
+CONS( 1983, const, 0, 0, nconst, nconst, const_state, init_const, "Novag", "Constellation", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
+CONS( 1984, const36, const, 0, nconst36, nconst, const_state, init_const, "Novag", "Constellation 3.6MHz (set 1)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
+CONS( 1986, const36a, const, 0, nconst36a, nconst, const_state, init_const, "Novag", "Constellation 3.6MHz (set 2)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
+CONS( 1986, constq, const, 0, nconstq, nconstq, const_state, init_const, "Novag", "Constellation Quattro", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
-CONS( 1984, supercon, 0, 0, sconst, sconst, const_state, empty_init, "Novag", "Super Constellation", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
+CONS( 1984, supercon, 0, 0, sconst, sconst, const_state, empty_init, "Novag", "Super Constellation", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )