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// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
Luxor ABC 800/802/806/1600 keyboard port emulation
**********************************************************************/
#pragma once
#ifndef __ABC_KEYBOARD_PORT__
#define __ABC_KEYBOARD_PORT__
#include "emu.h"
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_ABC_KEYBOARD_PORT_ADD(_tag, _def_slot) \
MCFG_DEVICE_ADD(_tag, ABC_KEYBOARD_PORT, 0) \
MCFG_DEVICE_SLOT_INTERFACE(abc_keyboard_devices, _def_slot, false)
#define MCFG_ABC_KEYBOARD_OUT_RX_HANDLER(_devcb) \
devcb = &abc_keyboard_port_device::set_out_rx_handler(*device, DEVCB_##_devcb);
#define MCFG_ABC_KEYBOARD_OUT_TRXC_HANDLER(_devcb) \
devcb = &abc_keyboard_port_device::set_out_trxc_handler(*device, DEVCB_##_devcb);
#define MCFG_ABC_KEYBOARD_OUT_KEYDOWN_HANDLER(_devcb) \
devcb = &abc_keyboard_port_device::set_out_keydown_handler(*device, DEVCB_##_devcb);
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class abc_keyboard_interface;
class abc_keyboard_port_device : public device_t,
public device_slot_interface
{
public:
// construction/destruction
abc_keyboard_port_device(const machine_config &mconfig, std::string tag, device_t *owner, UINT32 clock);
template<class _Object> static devcb_base &set_out_rx_handler(device_t &device, _Object object) { return downcast<abc_keyboard_port_device &>(device).m_out_rx_handler.set_callback(object); }
template<class _Object> static devcb_base &set_out_trxc_handler(device_t &device, _Object object) { return downcast<abc_keyboard_port_device &>(device).m_out_trxc_handler.set_callback(object); }
template<class _Object> static devcb_base &set_out_keydown_handler(device_t &device, _Object object) { return downcast<abc_keyboard_port_device &>(device).m_out_keydown_handler.set_callback(object); }
// computer interface
DECLARE_WRITE_LINE_MEMBER( txd_w );
// peripheral interface
DECLARE_WRITE_LINE_MEMBER( write_rx );
DECLARE_WRITE_LINE_MEMBER( trxc_w );
DECLARE_WRITE_LINE_MEMBER( keydown_w );
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
devcb_write_line m_out_rx_handler;
devcb_write_line m_out_trxc_handler;
devcb_write_line m_out_keydown_handler;
abc_keyboard_interface *m_card;
};
class abc_keyboard_interface : public device_slot_card_interface
{
public:
// construction/destruction
abc_keyboard_interface(const machine_config &mconfig, device_t &device);
virtual void txd_w(int state) { };
protected:
abc_keyboard_port_device *m_slot;
};
// device type definition
extern const device_type ABC_KEYBOARD_PORT;
// supported devices
SLOT_INTERFACE_EXTERN( abc_keyboard_devices );
#endif
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