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novag6502: machine config for 5/6mhz cpu freq (nw)

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hap 2017-01-12 18:46:43 +01:00
parent f2aa19b113
commit e742fb5a64
1 changed files with 26 additions and 45 deletions
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71
src/mame/drivers/novag6502.cpp
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@ -14,7 +14,6 @@
- sforte/sexpert internal layout button panel
- verify supercon IRQ and beeper frequency
- why is sforte H and 1 leds always on?
- sforte/sexpert selectable 5/6MHz CPU speed
- sforte/sexpert optional ACIA (only works in version C?)
- printer port
@ -29,8 +28,9 @@ Super Constellation Chess Computer (model 844):
-------------------------------------------------------------------------------
Super Expert (model 878/887/902):
- 65C02 @ 5 or MHz (10 or 12MHz XTAL)
- 65C02 @ 5MHz or 6MHz (10MHz or 12MHz XTAL)
- 8KB RAM battery-backed, 3*32KB ROM
- HD44780 LCD controller (16x1)
- beeper(32KHz/32), IRQ(32KHz/128) via MC14060
- optional R65C51P2 ACIA @ 1.8432MHz, for IBM PC interface
- printer port, magnetic sensors, 8*8 chessboard leds
@ -119,6 +119,8 @@ public:
HD44780_PIXEL_UPDATE(sexpert_pixel_update);
DECLARE_MACHINE_RESET(sexpert);
DECLARE_DRIVER_INIT(sexpert);
DECLARE_INPUT_CHANGED_MEMBER(sexpert_cpu_freq);
void sexpert_set_cpu_freq();
// Super Forte
DECLARE_WRITE8_MEMBER(sforte_lcd_control_w);
@ -404,6 +406,12 @@ READ8_MEMBER(novag6502_state::sexpert_input2_r)
return ~read_inputs(8) >> 3 & 0xe0;
}
void novag6502_state::sexpert_set_cpu_freq()
{
// machines were released with either 5MHz or 6MHz CPU
m_maincpu->set_unscaled_clock((ioport("FAKE")->read() & 1) ? (XTAL_12MHz/2) : (XTAL_10MHz/2));
}
MACHINE_RESET_MEMBER(novag6502_state, sexpert)
{
membank("bank1")->set_entry(0);
@ -698,9 +706,7 @@ static INPUT_PORTS_START( supercon )
INPUT_PORTS_END
static INPUT_PORTS_START( sforte )
PORT_INCLUDE( cb_buttons )
static INPUT_PORTS_START( sexy_shared )
PORT_MODIFY("IN.0")
PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_A) PORT_NAME("Go")
PORT_BIT(0x200, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_Q) PORT_NAME("Take Back / Analyze Games")
@ -740,51 +746,26 @@ static INPUT_PORTS_START( sforte )
PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_K) PORT_NAME("New Game")
PORT_BIT(0x200, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_I) PORT_NAME("Player/Player / Gambit Book / King")
PORT_BIT(0x400, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_8) PORT_NAME("Print Board / Interface")
PORT_START("FAKE")
PORT_CONFNAME( 0x01, 0x00, "CPU Frequency" ) PORT_CHANGED_MEMBER(DEVICE_SELF, novag6502_state, sexpert_cpu_freq, nullptr) // factory set
PORT_CONFSETTING( 0x00, "5MHz" )
PORT_CONFSETTING( 0x01, "6MHz" )
INPUT_PORTS_END
INPUT_CHANGED_MEMBER(novag6502_state::sexpert_cpu_freq)
{
sexpert_set_cpu_freq();
}
static INPUT_PORTS_START( sexpert )
PORT_INCLUDE( cb_magnets )
PORT_INCLUDE( sexy_shared )
INPUT_PORTS_END
PORT_MODIFY("IN.0")
PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_A) PORT_NAME("Go")
PORT_BIT(0x200, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_Q) PORT_NAME("Take Back / Analyze Games")
PORT_BIT(0x400, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_1) PORT_NAME("->")
PORT_MODIFY("IN.1")
PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_S) PORT_NAME("Set Level")
PORT_BIT(0x200, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_W) PORT_NAME("Flip Display / Time Control")
PORT_BIT(0x400, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_2) PORT_NAME("<-")
PORT_MODIFY("IN.2")
PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_D) PORT_NAME("Hint / Next Best")
PORT_BIT(0x200, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_E) PORT_NAME("Priority / Tournament Book / Pawn")
PORT_BIT(0x400, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_3) PORT_NAME("Yes/Start / Start of Game")
PORT_MODIFY("IN.3")
PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_F) PORT_NAME("Trace Forward / AutoPlay")
PORT_BIT(0x200, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_R) PORT_NAME("Pro-Op / Restore Game / Rook")
PORT_BIT(0x400, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_4) PORT_NAME("No/End / End of Game")
PORT_MODIFY("IN.4")
PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_G) PORT_NAME("Clear Board / Delete Pro-Op")
PORT_BIT(0x200, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_T) PORT_NAME("Best Move/Random / Review / Knight")
PORT_BIT(0x400, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_5) PORT_NAME("Print Book / Store Game")
PORT_MODIFY("IN.5")
PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_H) PORT_NAME("Change Color")
PORT_BIT(0x200, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_Y) PORT_NAME("Sound / Info / Bishop")
PORT_BIT(0x400, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_6) PORT_NAME("Print Moves / Print Evaluations")
PORT_MODIFY("IN.6")
PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_J) PORT_NAME("Verify/Set Up / Pro-Op Book/Both Books")
PORT_BIT(0x200, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_U) PORT_NAME("Solve Mate / Infinite / Queen")
PORT_BIT(0x400, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_7) PORT_NAME("Print List / Acc. Time")
PORT_MODIFY("IN.7")
PORT_BIT(0x100, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_K) PORT_NAME("New Game")
PORT_BIT(0x200, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_I) PORT_NAME("Player/Player / Gambit Book / King")
PORT_BIT(0x400, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_8) PORT_NAME("Print Board / Interface")
static INPUT_PORTS_START( sforte )
PORT_INCLUDE( cb_buttons )
PORT_INCLUDE( sexy_shared )
INPUT_PORTS_END
@ -814,7 +795,7 @@ MACHINE_CONFIG_END
static MACHINE_CONFIG_START( sexpert, novag6502_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M65C02, XTAL_10MHz/2)
MCFG_CPU_ADD("maincpu", M65C02, XTAL_10MHz/2) // or XTAL_12MHz/2
MCFG_CPU_PROGRAM_MAP(sexpert_map)
MCFG_TIMER_DRIVER_ADD_PERIODIC("irq_on", novag6502_state, irq_on, attotime::from_hz(XTAL_32_768kHz/128))
MCFG_TIMER_START_DELAY(attotime::from_hz(XTAL_32_768kHz/128) - attotime::from_nsec(21500)) // active for 21.5us