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/*****************************************************************************
*
* includes/dai.h
*
****************************************************************************/
#ifndef DAI_H_
#define DAI_H_
#include "cpu/i8085/i8085.h"
#include "machine/i8255.h"
#include "machine/pit8253.h"
#include "machine/ram.h"
#include "machine/tms5501.h"
#include "imagedev/cassette.h"
#include "sound/wave.h"
// ======================> dai_sound_device
class dai_sound_device : public device_t,
public device_sound_interface
{
public:
// construction/destruction
dai_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
DECLARE_WRITE_LINE_MEMBER(set_input_ch0);
DECLARE_WRITE_LINE_MEMBER(set_input_ch1);
DECLARE_WRITE_LINE_MEMBER(set_input_ch2);
DECLARE_WRITE8_MEMBER(set_volume);
protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples);
private:
sound_stream * m_mixer_channel;
int m_dai_input[3];
UINT8 m_osc_volume[3];
UINT8 m_noise_volume;
static const UINT16 s_osc_volume_table[];
static const UINT16 s_noise_volume_table[];
};
class dai_state : public driver_device
{
public:
dai_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_pit(*this, "pit8253"),
m_tms5501(*this, "tms5501"),
m_sound(*this, "custom")
{ }
required_device<device_t> m_pit;
required_device<tms5501_device> m_tms5501;
required_device<dai_sound_device> m_sound;
UINT8 m_paddle_select;
UINT8 m_paddle_enable;
UINT8 m_cassette_motor[2];
UINT8 m_keyboard_scan_mask;
unsigned short m_4_colours_palette[4];
DECLARE_WRITE8_MEMBER(dai_stack_interrupt_circuit_w);
DECLARE_READ8_MEMBER(dai_io_discrete_devices_r);
DECLARE_WRITE8_MEMBER(dai_io_discrete_devices_w);
DECLARE_READ8_MEMBER(dai_amd9511_r);
DECLARE_WRITE8_MEMBER(dai_amd9511_w);
DECLARE_READ8_MEMBER(dai_pit_r);
DECLARE_WRITE8_MEMBER(dai_pit_w);
DECLARE_READ8_MEMBER(dai_keyboard_r);
DECLARE_WRITE8_MEMBER(dai_keyboard_w);
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
virtual void palette_init();
UINT32 screen_update_dai(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};
/*----------- defined in machine/dai.c -----------*/
extern const struct pit8253_config dai_pit8253_intf;
extern const i8255_interface dai_ppi82555_intf;
extern const tms5501_interface dai_tms5501_interface;
/*----------- defined in video/dai.c -----------*/
extern const unsigned char dai_palette[16*3];
/*----------- defined in audio/dai.c -----------*/
extern const device_type DAI_SOUND;
#endif /* DAI_H_ */
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