blob: c814d56377251632cd858b1f0aef9ae2f1cdd943 (
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
|
// license:BSD-3-Clause
// copyright-holders:cam900
/**********************************************************************
NEC PC Engine/TurboGrafx-16 Multi Tap emulation
**********************************************************************/
#ifndef MAME_BUS_PCE_CTRL_MULTITAP_H
#define MAME_BUS_PCE_CTRL_MULTITAP_H
#pragma once
#include "pcectrl.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> pce_multitap_device
class pce_multitap_device : public device_t,
public device_pce_control_port_interface
{
public:
// construction/destruction
pce_multitap_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
protected:
// device-level overrides
virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
virtual void device_start() override ATTR_COLD;
virtual void device_reset() override ATTR_COLD;
// device_pce_control_port_interface overrides
virtual u8 peripheral_r() override;
virtual void sel_w(int state) override;
virtual void clr_w(int state) override;
private:
// controller ports
required_device_array<pce_control_port_device, 5> m_subctrl_port;
// internal states
u8 m_port_sel; // select port to read
bool m_prev_sel; // previous SEL pin state
};
// device type definition
DECLARE_DEVICE_TYPE(PCE_MULTITAP, pce_multitap_device)
#endif // MAME_BUS_PCE_CTRL_MULTITAP_H
|