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// license:BSD-3-Clause
// copyright-holders:Carl
#ifndef _AD1848_H_
#define _AD1848_H_
#include "emu.h"
#include "sound/dac.h"
#define MCFG_AD1848_IRQ_CALLBACK(_cb) \
devcb = &ad1848_device::set_irq_callback(*device, DEVCB_##_cb);
#define MCFG_AD1848_DRQ_CALLBACK(_cb) \
devcb = &ad1848_device::set_drq_callback(*device, DEVCB_##_cb);
class ad1848_device : public device_t
{
public:
ad1848_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
DECLARE_READ8_MEMBER(read);
DECLARE_WRITE8_MEMBER(write);
DECLARE_READ8_MEMBER(dack_r);
DECLARE_WRITE8_MEMBER(dack_w);
template<class _Object> static devcb_base &set_irq_callback(device_t &device, _Object object) { return downcast<ad1848_device &>(device).m_irq_cb.set_callback(object); }
template<class _Object> static devcb_base &set_drq_callback(device_t &device, _Object object) { return downcast<ad1848_device &>(device).m_drq_cb.set_callback(object); }
virtual machine_config_constructor device_mconfig_additions() const override;
protected:
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
private:
union {
struct {
UINT8 linp;
UINT8 rinp;
UINT8 laux1;
UINT8 raux1;
UINT8 laux2;
UINT8 raux2;
UINT8 lout;
UINT8 rout;
UINT8 dform;
UINT8 iface;
UINT8 pinc;
UINT8 init;
UINT8 misc;
UINT8 mix;
UINT8 ubase;
UINT8 lbase;
};
UINT8 idx[15];
} m_regs;
UINT8 m_addr;
UINT8 m_stat;
UINT16 m_count;
UINT32 m_samples;
UINT8 m_sam_cnt;
bool m_play, m_mce, m_trd;
devcb_write_line m_irq_cb;
devcb_write_line m_drq_cb;
required_device<dac_device> m_dacl;
required_device<dac_device> m_dacr;
emu_timer *m_timer;
};
extern const device_type AD1848;
#endif
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