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// license:BSD-3-Clause
// copyright-holders:smf
#ifndef MAME_BUS_CENTRONICS_PRINTER_H
#define MAME_BUS_CENTRONICS_PRINTER_H
#pragma once
#include "ctronics.h"
#include "imagedev/printer.h"
// ======================> centronics_printer_device
class centronics_printer_device : public device_t,
public device_centronics_peripheral_interface
{
public:
// construction/destruction
centronics_printer_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual DECLARE_WRITE_LINE_MEMBER( input_strobe ) override;
virtual DECLARE_WRITE_LINE_MEMBER( input_data0 ) override { if (state) m_data |= 0x01; else m_data &= ~0x01; }
virtual DECLARE_WRITE_LINE_MEMBER( input_data1 ) override { if (state) m_data |= 0x02; else m_data &= ~0x02; }
virtual DECLARE_WRITE_LINE_MEMBER( input_data2 ) override { if (state) m_data |= 0x04; else m_data &= ~0x04; }
virtual DECLARE_WRITE_LINE_MEMBER( input_data3 ) override { if (state) m_data |= 0x08; else m_data &= ~0x08; }
virtual DECLARE_WRITE_LINE_MEMBER( input_data4 ) override { if (state) m_data |= 0x10; else m_data &= ~0x10; }
virtual DECLARE_WRITE_LINE_MEMBER( input_data5 ) override { if (state) m_data |= 0x20; else m_data &= ~0x20; }
virtual DECLARE_WRITE_LINE_MEMBER( input_data6 ) override { if (state) m_data |= 0x40; else m_data &= ~0x40; }
virtual DECLARE_WRITE_LINE_MEMBER( input_data7 ) override { if (state) m_data |= 0x80; else m_data &= ~0x80; }
virtual DECLARE_WRITE_LINE_MEMBER( input_init ) override;
protected:
// device-level overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param) override;
virtual bool supports_pin35_5v() override { return true; }
private:
DECLARE_WRITE_LINE_MEMBER( printer_online );
enum
{
TIMER_ACK,
TIMER_BUSY
};
emu_timer *m_ack_timer = nullptr;
emu_timer *m_busy_timer = nullptr;
int m_strobe;
uint8_t m_data;
int m_busy;
required_device<printer_image_device> m_printer;
};
// device type definition
DECLARE_DEVICE_TYPE(CENTRONICS_PRINTER, centronics_printer_device)
#endif // MAME_BUS_CENTRONICS_PRINTER_H
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