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// license:BSD-3-Clause
// copyright-holders:Carl
#ifndef _AD1848_H_
#define _AD1848_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_t 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_t linp;
uint8_t rinp;
uint8_t laux1;
uint8_t raux1;
uint8_t laux2;
uint8_t raux2;
uint8_t lout;
uint8_t rout;
uint8_t dform;
uint8_t iface;
uint8_t pinc;
uint8_t init;
uint8_t misc;
uint8_t mix;
uint8_t ubase;
uint8_t lbase;
};
uint8_t idx[15];
} m_regs;
uint8_t m_addr;
uint8_t m_stat;
uint16_t m_count;
uint32_t m_samples;
uint8_t 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_word_interface> m_ldac;
required_device<dac_word_interface> m_rdac;
emu_timer *m_timer;
};
extern const device_type AD1848;
#endif
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