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// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/*****************************************************************************
*
* includes/poly88.h
*
****************************************************************************/
#ifndef POLY88_H_
#define POLY88_H_
#include "machine/i8251.h"
#include "imagedev/cassette.h"
#include "imagedev/snapquik.h"
class poly88_state : public driver_device
{
public:
enum
{
TIMER_USART,
TIMER_KEYBOARD,
TIMER_CASSETTE
};
poly88_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_video_ram(*this, "video_ram"),
m_maincpu(*this, "maincpu"),
m_uart(*this, "uart"),
m_cassette(*this, "cassette"),
m_linec(*this, "LINEC"),
m_line0(*this, "LINE0"),
m_line1(*this, "LINE1"),
m_line2(*this, "LINE2"),
m_line3(*this, "LINE3"),
m_line4(*this, "LINE4"),
m_line5(*this, "LINE5"),
m_line6(*this, "LINE6") { }
required_shared_ptr<UINT8> m_video_ram;
UINT8 *m_FNT;
UINT8 m_intr;
UINT8 m_last_code;
UINT8 m_int_vector;
emu_timer * m_cassette_timer;
emu_timer * m_usart_timer;
int m_previous_level;
int m_clk_level;
int m_clk_level_tape;
DECLARE_WRITE8_MEMBER(poly88_baud_rate_w);
DECLARE_READ8_MEMBER(poly88_keyboard_r);
DECLARE_WRITE8_MEMBER(poly88_intr_w);
DECLARE_DRIVER_INIT(poly88);
virtual void machine_reset();
virtual void video_start();
UINT32 screen_update_poly88(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
INTERRUPT_GEN_MEMBER(poly88_interrupt);
TIMER_CALLBACK_MEMBER(poly88_usart_timer_callback);
TIMER_CALLBACK_MEMBER(keyboard_callback);
TIMER_CALLBACK_MEMBER(poly88_cassette_timer_callback);
DECLARE_WRITE_LINE_MEMBER(write_cas_tx);
DECLARE_WRITE_LINE_MEMBER(poly88_usart_rxready);
IRQ_CALLBACK_MEMBER(poly88_irq_callback);
DECLARE_SNAPSHOT_LOAD_MEMBER( poly88 );
protected:
required_device<cpu_device> m_maincpu;
required_device<i8251_device> m_uart;
required_device<cassette_image_device> m_cassette;
required_ioport m_linec;
required_ioport m_line0;
required_ioport m_line1;
required_ioport m_line2;
required_ioport m_line3;
required_ioport m_line4;
required_ioport m_line5;
required_ioport m_line6;
UINT8 row_number(UINT8 code);
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
int m_cas_tx;
};
#endif /* POLY88_H_ */
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