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Spectra : fixed assert when K pressed.

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This commit is contained in:
Robbbert 2014-07-21 09:27:27 +00:00
parent 2f9388dbee
commit 502891f98f
1 changed files with 11 additions and 16 deletions
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27
src/mame/drivers/spectra.c
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@ -27,10 +27,10 @@ class spectra_state : public genpin_class
{
public:
spectra_state(const machine_config &mconfig, device_type type, const char *tag)
: genpin_class(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_snsnd(*this, "snsnd"),
m_p_ram(*this, "ram")
: genpin_class(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_snsnd(*this, "snsnd")
, m_p_ram(*this, "nvram")
{ }
DECLARE_READ8_MEMBER(porta_r);
@ -39,27 +39,22 @@ public:
DECLARE_WRITE8_MEMBER(portb_w);
TIMER_DEVICE_CALLBACK_MEMBER(nmitimer);
TIMER_DEVICE_CALLBACK_MEMBER(outtimer);
protected:
// devices
required_device<cpu_device> m_maincpu;
required_device<sn76477_device> m_snsnd;
required_shared_ptr<UINT8> m_p_ram;
// driver_device overrides
virtual void machine_reset();
private:
UINT8 m_porta;
UINT8 m_portb;
UINT8 m_t_c;
UINT8 m_out_offs;
virtual void machine_reset();
required_device<cpu_device> m_maincpu;
required_device<sn76477_device> m_snsnd;
required_shared_ptr<UINT8> m_p_ram;
};
static ADDRESS_MAP_START( spectra_map, AS_PROGRAM, 8, spectra_state )
ADDRESS_MAP_UNMAP_HIGH
ADDRESS_MAP_GLOBAL_MASK(0xfff)
AM_RANGE(0x0000, 0x00ff) AM_RAM AM_SHARE("ram") // battery backed, 2x 5101L
AM_RANGE(0x0000, 0x00ff) AM_RAM AM_SHARE("nvram") // battery backed, 2x 5101L
AM_RANGE(0x0100, 0x017f) AM_RAM // RIOT RAM
AM_RANGE(0x0180, 0x019f) AM_DEVREADWRITE("riot", riot6532_device, read, write)
AM_RANGE(0x0400, 0x0fff) AM_ROM
@ -148,7 +143,7 @@ WRITE8_MEMBER( spectra_state::portb_w )
if (BIT(data, 1)) vco -= 0.625;
if (BIT(data, 2)) vco -= 1.25;
if (BIT(data, 3)) vco -= 2.5;
m_snsnd->vco_voltage_w(5.4 - vco);
m_snsnd->vco_voltage_w(5.3125 - vco);
m_snsnd->enable_w(!BIT(data, 4)); // strobe: toggles enable
m_snsnd->envelope_1_w(!BIT(data, 5)); //decay: toggles envelope
m_snsnd->vco_w(BIT(data, 6)); // "phaser" sound: VCO toggled
@ -238,7 +233,7 @@ static MACHINE_CONFIG_START( spectra, spectra_state )
MCFG_RIOT6532_OUT_PB_CB(WRITE8(spectra_state, portb_w))
MCFG_RIOT6532_IRQ_CB(INPUTLINE("maincpu", M6502_IRQ_LINE))
MCFG_NVRAM_ADD_1FILL("ram")
MCFG_NVRAM_ADD_1FILL("nvram")
MCFG_TIMER_DRIVER_ADD_PERIODIC("nmitimer", spectra_state, nmitimer, attotime::from_hz(120))
MCFG_TIMER_DRIVER_ADD_PERIODIC("outtimer", spectra_state, outtimer, attotime::from_hz(1200))