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wecleman, hotchase: Use ADC0804 device (nw)

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This commit is contained in:
AJR 2019-10-16 21:59:41 -04:00
parent f0c5429b95
commit 2dea849745
2 changed files with 16 additions and 10 deletions
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24
src/mame/drivers/wecleman.cpp
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@ -276,6 +276,7 @@ TODO:
#include "cpu/m68000/m68000.h"
#include "cpu/m6809/m6809.h"
#include "cpu/z80/z80.h"
#include "machine/adc0804.h"
#include "machine/gen_latch.h"
#include "sound/ym2151.h"
#include "speaker.h"
@ -391,16 +392,16 @@ WRITE16_MEMBER(wecleman_state::selected_ip_w)
}
/* $140021.b - Return the previously selected input port's value */
READ16_MEMBER(wecleman_state::selected_ip_r)
uint8_t wecleman_state::selected_ip_r()
{
switch ( (m_selected_ip >> 5) & 3 )
{ // From WEC Le Mans Schems:
case 0: return ioport("ACCEL")->read(); // Accel - Schems: Accelevr
case 1: return ~0; // ????? - Schems: Not Used
case 1: return 0; // ????? - Schems: Not Used
case 2: return ioport("STEER")->read(); // Wheel - Schems: Handlevr
case 3: return ~0; // Table - Schems: Turnvr
case 3: return 0; // Table - Schems: Turnvr
default: return ~0;
default: return 0;
}
}
@ -539,8 +540,7 @@ void wecleman_state::wecleman_map(address_map &map)
map(0x140012, 0x140013).portr("IN1"); // ??
map(0x140014, 0x140015).portr("DSWA"); // DSW 2
map(0x140016, 0x140017).portr("DSWB"); // DSW 1
map(0x140020, 0x140021).writeonly(); // Paired with writes to $140003
map(0x140020, 0x140021).r(FUNC(wecleman_state::selected_ip_r)); // Accelerator or Wheel or ..
map(0x140021, 0x140021).rw("adc", FUNC(adc0804_device::read), FUNC(adc0804_device::write));
map(0x140030, 0x140031).nopw(); // toggles between 0 & 1 on hitting bumps and crashes (vibration?)
}
@ -572,7 +572,7 @@ void wecleman_state::hotchase_map(address_map &map)
map(0x140012, 0x140013).portr("IN1"); // ?? bit 4 from sound cpu
map(0x140014, 0x140015).portr("DSW2"); // DSW 2
map(0x140016, 0x140017).portr("DSW1"); // DSW 1
map(0x140020, 0x140021).r(FUNC(wecleman_state::selected_ip_r)).nopw(); // Paired with writes to $140003
map(0x140021, 0x140021).rw("adc", FUNC(adc0804_device::read), FUNC(adc0804_device::write)); // Paired with writes to $140003
map(0x140022, 0x140023).nopr(); // read and written at $601c0, unknown purpose
map(0x140030, 0x140031).nopw(); // signal to cabinet vibration motors?
}
@ -764,7 +764,7 @@ static INPUT_PORTS_START( wecleman )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_SERVICE2 ) PORT_NAME("Right SW") // right sw
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_SERVICE3 ) PORT_NAME("Left SW") // left sw
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE4 ) PORT_NAME("Thermo SW") // thermo
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_CUSTOM ) // from sound cpu ?
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("adc", adc0804_device, intr_r)
PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_START("DSWA") /* $140015.b */
@ -861,7 +861,7 @@ static INPUT_PORTS_START( hotchase )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_SERVICE2 ) PORT_NAME("Right SW") // right sw
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_SERVICE3 ) PORT_NAME("Left SW") // left sw
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE4 ) PORT_NAME("Thermo SW") // thermo
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_CUSTOM ) // from sound cpu
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("adc", adc0804_device, intr_r)
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_MEMBER(wecleman_state, hotchase_sound_status_r)
PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNKNOWN )
@ -1068,6 +1068,9 @@ void wecleman_state::wecleman(machine_config &config)
MCFG_MACHINE_START_OVERRIDE(wecleman_state, wecleman)
MCFG_MACHINE_RESET_OVERRIDE(wecleman_state, wecleman)
adc0804_device &adc(ADC0804(config, "adc", 640000)); // unknown "ADCCLK" (generated on video board?)
adc.vin_callback().set(FUNC(wecleman_state::selected_ip_r));
/* video hardware */
SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
m_screen->set_refresh_hz(60);
@ -1144,6 +1147,9 @@ void wecleman_state::hotchase(machine_config &config)
MCFG_MACHINE_RESET_OVERRIDE(wecleman_state, hotchase)
MCFG_MACHINE_START_OVERRIDE(wecleman_state, hotchase)
adc0804_device &adc(ADC0804(config, "adc", 640000)); // unknown clock (generated on video board?)
adc.vin_callback().set(FUNC(wecleman_state::selected_ip_r));
/* video hardware */
SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
m_screen->set_refresh_hz(60);

2
src/mame/includes/wecleman.h
View File

@ -93,7 +93,7 @@ private:
DECLARE_WRITE16_MEMBER(wecleman_protection_w);
DECLARE_WRITE16_MEMBER(irqctrl_w);
DECLARE_WRITE16_MEMBER(selected_ip_w);
DECLARE_READ16_MEMBER(selected_ip_r);
uint8_t selected_ip_r();
DECLARE_WRITE16_MEMBER(blitter_w);
DECLARE_READ8_MEMBER(multiply_r);
DECLARE_WRITE8_MEMBER(multiply_w);