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// license:???
// copyright-holders:???
/**********************************************************************
uPD7227 Intelligent Dot-Matrix LCD Controller/Driver emulation
Copyright MESS Team.
Visit http://mamedev.org for licensing and usage restrictions.
**********************************************************************/
#pragma once
#ifndef __UPD7227__
#define __UPD7227__
#include "emu.h"
///*************************************************************************
// INTERFACE CONFIGURATION MACROS
///*************************************************************************
#define MCFG_UPD7227_ADD(_tag, _sx, _sy) \
MCFG_DEVICE_ADD(_tag, UPD7227, 0) \
upd7227_device::static_set_offsets(*device, _sx, _sy);
///*************************************************************************
// TYPE DEFINITIONS
///*************************************************************************
// ======================> upd7227_device
class upd7227_device : public device_t,
public device_memory_interface
{
public:
// construction/destruction
upd7227_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// inline configuration helpers
static void static_set_offsets(device_t &device, int sx, int sy);
DECLARE_WRITE_LINE_MEMBER( cs_w );
DECLARE_WRITE_LINE_MEMBER( cd_w );
DECLARE_WRITE_LINE_MEMBER( sck_w );
DECLARE_WRITE_LINE_MEMBER( si_w );
DECLARE_READ_LINE_MEMBER( so_r );
UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
// device_memory_interface overrides
virtual const address_space_config *memory_space_config(address_spacenum spacenum = AS_0) const;
address_space_config m_space_config;
private:
enum
{
CMD_SMM = 0x18,
CMD_SFF = 0x10,
CMD_LDPI = 0x80,
CMD_SWM = 0x64,
CMD_SRM = 0x60,
CMD_SANDM = 0x6c,
CMD_SORM = 0x68,
CMD_SCM = 0x72,
CMD_BSET = 0x40,
CMD_BRESET = 0x20,
CMD_DISP_ON = 0x09,
CMD_DISP_OFF = 0x08
};
int m_sx;
int m_sy;
int m_cs;
int m_cd;
int m_sck;
int m_si;
int m_so;
};
// device type definition
extern const device_type UPD7227;
#endif
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