blob: c376aca62d3d404324279d71078b61e45009bf7b (
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
|
// license:BSD-3-Clause
// copyright-holders: R. Belmont
// a9m0330.h - Apple IIgs ADB keyboard
#ifndef MAME_BUS_ADB_A9M0330_H
#define MAME_BUS_ADB_A9M0330_H
#pragma once
#include "adb.h"
#include "cpu/mcs48/mcs48.h"
class a9m0330_device : public adb_device, public adb_slot_card_interface
{
public:
a9m0330_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
protected:
virtual void device_start() override;
virtual void device_reset() override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual ioport_constructor device_input_ports() const override;
virtual void device_add_mconfig(machine_config &config) override;
virtual void adb_w(int state) override;
required_device<i8048_device> m_mcu;
required_ioport_array<10> m_rows;
void program_map(address_map &map);
private:
u8 bus_r();
void p1_w(u8 data);
void p2_w(u8 data);
DECLARE_READ_LINE_MEMBER(t0_r);
DECLARE_READ_LINE_MEMBER(t1_r);
int m_adb_state;
int m_kbd_row;
int m_our_last_adb_state;
};
DECLARE_DEVICE_TYPE(ADB_A9M0330, a9m0330_device)
#endif
|