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// license:BSD-3-Clause
// copyright-holders:Vas Crabb
#ifndef MAME_MACHINE_ZORBAKBD_H
#define MAME_MACHINE_ZORBAKBD_H
#pragma once
#include "sound/beep.h"
DECLARE_DEVICE_TYPE(ZORBA_KEYBOARD, zorba_keyboard_device)
class zorba_keyboard_device : public device_t
{
public:
auto rxd_cb() { return m_rxd_cb.bind(); }
zorba_keyboard_device(machine_config const &mconfig, char const *tag, device_t *owner, uint32_t clock = 0);
DECLARE_WRITE_LINE_MEMBER(txd_w);
protected:
DECLARE_READ8_MEMBER(mcu_pa_r);
DECLARE_READ8_MEMBER(mcu_pb_r);
DECLARE_WRITE8_MEMBER(mcu_pb_w);
DECLARE_WRITE8_MEMBER(mcu_pc_w);
virtual void device_start() override;
virtual void device_add_mconfig(machine_config &config) override;
virtual ioport_constructor device_input_ports() const override;
virtual tiny_rom_entry const *device_rom_region() const override;
required_ioport_array<16> m_rows;
required_device<beep_device> m_beeper;
devcb_write_line m_rxd_cb;
bool m_txd_high;
u8 m_row_select;
};
#endif // MAME_MACHINE_ZORBAKBD_H
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