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// license:BSD-3-Clause
// copyright-holders:Sandro Ronco
/***************************************************************************
SED1520 LCD controller
SED1560 LCD controller
EPL43102 LCD controller
***************************************************************************/
#ifndef MAME_VIDEO_SED1520_H
#define MAME_VIDEO_SED1520_H
#pragma once
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
#define SED1520_UPDATE_CB(name) uint32_t name(bitmap_ind16 &bitmap, const rectangle &cliprect, bool lcd_on, uint8_t *dram, uint8_t start_line, uint8_t adc, uint8_t duty)
#define SED1560_UPDATE_CB(name) uint32_t name(bitmap_ind16 &bitmap, const rectangle &cliprect, bool lcd_on, uint8_t *dram, uint8_t start_line, uint8_t adc, uint8_t duty, bool reverse, bool fill, uint8_t contrast, bool line_inv, uint8_t line_inv_num)
#define EPL43102_UPDATE_CB(name) uint32_t name(bitmap_ind16 &bitmap, const rectangle &cliprect, bool lcd_on, uint8_t *dram, uint8_t start_line, uint8_t adc, uint8_t duty, bool reverse, bool fill, uint8_t contrast, bool line_inv, uint8_t line_inv_num)
// ======================> sed15xx_device_base
class sed15xx_device_base : public device_t
{
public:
// device interface
void write(offs_t offset, uint8_t data);
uint8_t read(offs_t offset);
virtual void control_write(uint8_t data) = 0;
virtual uint8_t status_read();
virtual void data_write(uint8_t data);
virtual uint8_t data_read();
protected:
// construction/destruction
sed15xx_device_base(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, const XTAL &clock, uint32_t ddr_size, uint32_t page_size);
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
protected:
const uint32_t m_ddr_size;
const uint32_t m_page_size;
// internal state
uint8_t m_lcd_on;
uint8_t m_busy;
uint8_t m_page;
uint8_t m_column;
uint8_t m_old_column;
uint8_t m_start_line;
uint8_t m_adc;
bool m_modify_write;
uint8_t m_data;
uint8_t m_duty;
std::unique_ptr<uint8_t[]> m_ddr;
};
// ======================> sed1520_device
class sed1520_device : public sed15xx_device_base
{
public:
typedef device_delegate<uint32_t (bitmap_ind16 &bitmap, const rectangle &cliprect, bool lcd_on, uint8_t *dram, uint8_t start_line, uint8_t adc, uint8_t duty)> sed1520_update_delegate;
// construction/destruction
sed1520_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock = XTAL());
// configuration helpers
template <typename... T> void set_screen_update_cb(T &&... args) { m_screen_update_cb.set(std::forward<T>(args)...); }
// device interface
virtual void control_write(uint8_t data) override;
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
protected:
// device-level overrides
virtual void device_resolve_objects() override;
virtual void device_start() override;
virtual void device_reset() override;
private:
sed1520_update_delegate m_screen_update_cb;
// internal state
bool m_static_drive;
};
// ======================> sed1560_device
class sed1560_device : public sed15xx_device_base
{
public:
typedef device_delegate<uint32_t (bitmap_ind16 &bitmap, const rectangle &cliprect, bool lcd_on, uint8_t *dram, uint8_t start_line, uint8_t adc, uint8_t duty, bool reverse, bool fill, uint8_t contrast, bool line_inv, uint8_t line_inv_num)> sed1560_update_delegate;
// construction/destruction
sed1560_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock = XTAL());
// configuration helpers
template <typename... T> void set_screen_update_cb(T &&... args) { m_screen_update_cb.set(std::forward<T>(args)...); }
// device interface
virtual void control_write(uint8_t data) override;
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
protected:
sed1560_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, const XTAL &clock, uint32_t ddr_size, uint32_t page_size);
// device-level overrides
virtual void device_resolve_objects() override;
virtual void device_start() override;
virtual void device_reset() override;
private:
sed1560_update_delegate m_screen_update_cb;
// internal state
bool m_reverse;
bool m_fill;
bool m_line_inv;
uint8_t m_line_inv_num;
protected:
uint8_t m_contrast;
};
// ======================> epl43102_device
class epl43102_device : public sed1560_device
{
public:
// construction/destruction
epl43102_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock = XTAL());
virtual void control_write(uint8_t data) override;
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// internal state
uint8_t m_last_command;
};
// device type definition
DECLARE_DEVICE_TYPE(SED1520, sed1520_device)
DECLARE_DEVICE_TYPE(SED1560, sed1560_device)
DECLARE_DEVICE_TYPE(EPL43102, epl43102_device)
#endif // MAME_VIDEO_SED1520_H
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