blob: a686b71b7f1ab4150cec4d8d83e710d131227644 (
plain) (
blame)
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
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
|
// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
Victor 9000 keyboard emulation
*********************************************************************/
#ifndef MAME_MACHINE_VICTOR9K_KB_H
#define MAME_MACHINE_VICTOR9K_KB_H
#pragma once
#include "cpu/mcs48/mcs48.h"
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_VICTOR9K_KBRDY_HANDLER(_devcb) \
devcb = &victor_9000_keyboard_device::set_kbrdy_cb(*device, DEVCB_##_devcb);
#define MCFG_VICTOR9K_KBDATA_HANDLER(_devcb) \
devcb = &victor_9000_keyboard_device::set_kbdata_cb(*device, DEVCB_##_devcb);
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> victor_9000_keyboard_device
class victor_9000_keyboard_device : public device_t
{
public:
// construction/destruction
victor_9000_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
template<class _Object> static devcb_base &set_kbrdy_cb(device_t &device, _Object object) { return downcast<victor_9000_keyboard_device &>(device).m_kbrdy_cb.set_callback(object); }
template<class _Object> static devcb_base &set_kbdata_cb(device_t &device, _Object object) { return downcast<victor_9000_keyboard_device &>(device).m_kbdata_cb.set_callback(object); }
DECLARE_WRITE_LINE_MEMBER( kback_w );
protected:
// device-level overrides
virtual void device_start() 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:
required_device<cpu_device> m_maincpu;
required_ioport_array<13> m_y;
devcb_write_line m_kbrdy_cb;
devcb_write_line m_kbdata_cb;
uint8_t m_p1;
uint8_t m_keylatch;
int m_stb;
int m_y12;
int m_kbrdy;
int m_kbdata;
int m_kback;
DECLARE_READ8_MEMBER( kb_p1_r );
DECLARE_WRITE8_MEMBER( kb_p1_w );
DECLARE_WRITE8_MEMBER( kb_p2_w );
DECLARE_READ_LINE_MEMBER( kb_t1_r );
};
// device type definition
DECLARE_DEVICE_TYPE(VICTOR9K_KEYBOARD, victor_9000_keyboard_device)
#endif // MAME_MACHINE_VICTOR9K_KB_H
|