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/**********************************************************************
Nintendo Entertainment System - Miracle Piano Keyboard
Copyright MESS Team.
Visit http://mamedev.org for licensing and usage restrictions.
**********************************************************************/
#pragma once
#ifndef __NES_MIRACLE__
#define __NES_MIRACLE__
#include "emu.h"
#include "ctrl.h"
#include "bus/midi/midi.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> nes_miracle_device
class nes_miracle_device : public device_t,
public device_serial_interface,
public device_nes_control_port_interface
{
public:
static const int XMIT_RING_SIZE = 64;
// construction/destruction
nes_miracle_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
virtual machine_config_constructor device_mconfig_additions() const;
// serial overrides
virtual void rcv_complete(); // Rx completed receiving byte
virtual void tra_complete(); // Tx completed sending byte
virtual void tra_callback(); // Tx send bit
void xmit_char(UINT8 data);
required_device<midi_port_device> m_midiin, m_midiout;
protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
virtual UINT8 read_bit0();
virtual void write(UINT8 data);
static const device_timer_id TIMER_STROBE_ON = 0;
emu_timer *strobe_timer;
int m_strobe_on, m_midi_mode, m_sent_bits;
UINT32 m_strobe_clock;
UINT8 m_data_sent;
UINT8 m_xmitring[XMIT_RING_SIZE];
int m_xmit_read, m_xmit_write;
bool m_tx_busy;
};
// device type definition
extern const device_type NES_MIRACLE;
#endif
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