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// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
Apricot keyboard emulation
*********************************************************************/
#ifndef MAME_MACHINE_APRICOTKB_H
#define MAME_MACHINE_APRICOTKB_H
#pragma once
//**************************************************************************
// MACROS / CONSTANTS
//**************************************************************************
#define APRICOT_KEYBOARD_TAG "aprikb"
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_APRICOT_KEYBOARD_TXD_CALLBACK(_write) \
devcb = &downcast<apricot_keyboard_device &>(*device).set_tcd_wr_callback(DEVCB_##_write);
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> apricot_keyboard_device
class apricot_keyboard_device : public device_t
{
public:
// construction/destruction
apricot_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
template <class Object> devcb_base &set_txd_wr_callback(Object &&cb) { return m_write_txd.set_callback(std::forward<Object>(cb)); }
uint8_t read_keyboard();
DECLARE_READ8_MEMBER( kb_lo_r );
DECLARE_READ8_MEMBER( kb_hi_r );
DECLARE_READ8_MEMBER( kb_p6_r );
DECLARE_WRITE8_MEMBER( kb_p3_w );
DECLARE_WRITE8_MEMBER( kb_y0_w );
DECLARE_WRITE8_MEMBER( kb_y4_w );
DECLARE_WRITE8_MEMBER( kb_y8_w );
DECLARE_WRITE8_MEMBER( kb_yc_w );
void apricot_keyboard_io(address_map &map);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// optional information overrides
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void device_add_mconfig(machine_config &config) override;
virtual ioport_constructor device_input_ports() const override;
private:
devcb_write_line m_write_txd;
required_ioport_array<13> m_y;
required_ioport m_modifiers;
uint16_t m_kb_y;
};
// device type definition
DECLARE_DEVICE_TYPE(APRICOT_KEYBOARD, apricot_keyboard_device)
#endif // MAME_MACHINE_APRICOTKB_H
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