blob: 1b36653f44ac7c56af6f8dbf472cb2f4ee06e1b0 (
plain) (
tree)
|
|
// license:BSD-3-Clause
// copyright-holders:AJR
/**********************************************************************
CIT-101 85-key keyboard
**********************************************************************/
#ifndef MAME_MACHINE_CIT101_KBD_H
#define MAME_MACHINE_CIT101_KBD_H
#pragma once
#include "machine/keyboard.h"
#include "sound/beep.h"
#include "diserial.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> cit101_hle_keyboard_device
class cit101_hle_keyboard_device : public device_t, public device_matrix_keyboard_interface<4U>, public device_buffered_serial_interface<16U>
{
public:
// construction/destruction
cit101_hle_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock = 0);
// configuration
auto txd_callback() { return m_txd_callback.bind(); }
DECLARE_WRITE_LINE_MEMBER(write_rxd);
protected:
// device_t overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual ioport_constructor device_input_ports() const override;
virtual void device_resolve_objects() override;
virtual void device_start() override;
virtual void device_reset() override;
// device_buffered_serial_interface overrides
virtual void tra_callback() override;
virtual void received_byte(u8 byte) 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;
void send_translated(u8 row, u8 column);
void send_key(u8 code);
private:
required_ioport m_modifiers;
required_device<beep_device> m_beeper;
devcb_write_line m_txd_callback;
u8 m_command[2];
};
// device type definition
DECLARE_DEVICE_TYPE(CIT101_HLE_KEYBOARD, cit101_hle_keyboard_device)
#endif
|