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// license:BSD-3-Clause
// copyright-holders:Curt Coder, Phill Harvey-Smith
/**********************************************************************
QJump/Quanta QL Internal Mouse Interface emulation
**********************************************************************/
#ifndef MAME_MACHINE_QIMI_H
#define MAME_MACHINE_QIMI_H
#pragma once
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> qimi_device
class qimi_device : public device_t
{
public:
// construction/destruction
qimi_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
auto extint_wr_callback() { return m_write_extint.bind(); }
// optional information overrides
virtual ioport_constructor device_input_ports() const override;
uint8_t read(offs_t offset, uint8_t data);
void write(offs_t offset, uint8_t data);
DECLARE_INPUT_CHANGED_MEMBER( mouse_x_changed );
DECLARE_INPUT_CHANGED_MEMBER( mouse_y_changed );
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
private:
enum
{
ST_Y_DIR = 0x01,
ST_X_INT = 0x04,
ST_X_DIR = 0x10,
ST_Y_INT = 0x20
};
devcb_write_line m_write_extint;
required_ioport m_buttons;
uint8_t m_status;
bool m_extint_en;
};
// device type definition
DECLARE_DEVICE_TYPE(QIMI, qimi_device)
#endif // MAME_MACHINE_QIMI_H
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