summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/bus/cbmiec/vic1520.h
blob: 2ba2520d7c535ccb61653a5ecddd3ba0494ef1c6 (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
// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************

    Commodore VIC-1520 Plotter emulation

**********************************************************************/

#ifndef MAME_BUS_CBMIEC_VIC1520_H
#define MAME_BUS_CBMIEC_VIC1520_H

#pragma once

#include "cbmiec.h"
#include "cpu/m6502/m6502.h"



//**************************************************************************
//  TYPE DEFINITIONS
//**************************************************************************

// ======================> vic1520_device

class vic1520_device : public device_t, public device_cbm_iec_interface
{
public:
	// construction/destruction
	vic1520_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);

protected:
	// device-level overrides
	virtual void device_start() override;
	virtual void device_reset() 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;

	// device_cbm_iec_interface overrides
	void cbm_iec_atn(int state) override;
	void cbm_iec_data(int state) override;
	void cbm_iec_reset(int state) override;

private:
	void vic1520_mem(address_map &map);
};


// device type definition
DECLARE_DEVICE_TYPE(VIC1520, vic1520_device)


#endif // MAME_BUS_CBMIEC_VIC1520_H