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// license:BSD-3-Clause
// copyright-holders:AJR
/*******************************************************************************
Serial keyboard emulation for Sanyo MBC-55x.
*******************************************************************************/
#ifndef MAME_MACHINE_MBC55X_KBD_H
#define MAME_MACHINE_MBC55X_KBD_H
#pragma once
#include "diserial.h"
#include "machine/keyboard.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class mbc55x_keyboard_device : public device_t, public device_matrix_keyboard_interface<12U>, public device_serial_interface
{
static const u8 s_code_table[2][12][8];
public:
// construction/destruction
mbc55x_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock = 0);
// configuration
auto txd_callback() { return m_txd_callback.bind(); }
protected:
// device-level overrides
virtual ioport_constructor device_input_ports() const override;
virtual void device_resolve_objects() override;
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_add_mconfig(machine_config &config) override;
virtual const tiny_rom_entry *device_rom_region() const override;
// device_matrix_keyboard_interface overrides
virtual void key_make(u8 row, u8 column) override;
virtual void key_repeat(u8 row, u8 column) override;
virtual void scan_complete() override;
// device_serial_interface overrides;
virtual void tra_callback() override;
virtual void tra_complete() override;
private:
void send_key(u8 code, bool ctrl_active);
void send_translated(u8 row, u8 column);
// input ports
required_ioport m_modifiers;
// output callback
devcb_write_line m_txd_callback;
};
DECLARE_DEVICE_TYPE(MBC55X_KEYBOARD, mbc55x_keyboard_device)
#endif // MAME_MACHINE_MBC55X_KBD_H
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