1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
// license:BSD-3-Clause
// copyright-holders:Sandro Ronco
/**********************************************************************
Hitachi HD61202 LCD Driver
**********************************************************************/
#ifndef MAME_VIDEO_HD61202_H
#define MAME_VIDEO_HD61202_H
#pragma once
#define HD61202_UPDATE_CB(name) uint32_t name(bitmap_ind16 &bitmap, const rectangle &cliprect, bool lcd_on, int start_line, uint8_t *ddr)
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> hd61202_device
class hd61202_device : public device_t
{
public:
typedef device_delegate<uint32_t (bitmap_ind16 &bitmap, const rectangle &cliprect, bool lcd_on, int start_line, uint8_t *ddr)> screen_update_delegate;
// construction/destruction
hd61202_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock = 0);
// configuration helpers
template <typename... T> void set_screen_update_cb(T &&... args) { m_screen_update_cb.set(std::forward<T>(args)...); }
uint8_t status_r();
uint8_t data_r();
void control_w(uint8_t data);
void data_w(uint8_t data);
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
protected:
// device-level overrides
virtual void device_resolve_objects() override ATTR_COLD;
virtual void device_start() override ATTR_COLD;
virtual void device_reset() override ATTR_COLD;
private:
screen_update_delegate m_screen_update_cb;
uint8_t m_bf; // busy flag
uint8_t m_lcd_on;
uint8_t m_out_data;
uint8_t m_page;
uint8_t m_addr;
uint8_t m_start_line;
uint8_t m_ddr[0x200]; // 4096 bit Display data RAM
};
DECLARE_DEVICE_TYPE(HD61202, hd61202_device)
#endif // MAME_VIDEO_HD61202_H
|