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// license:BSD-3-Clause
// copyright-holders: Devin Acker
/***************************************************************************
OKI MSM6200 keyboard controller (HLE)
***************************************************************************/
#ifndef MAME_MACHINE_MSM6200_H
#define MAME_MACHINE_MSM6200_H
#pragma once
class msm6200_device : public device_t
{
public:
msm6200_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
auto irq_cb() { return m_irq_cb.bind(); }
void write(offs_t offset, u8 data);
u8 read();
protected:
virtual void device_start() override ATTR_COLD;
virtual void device_reset() override ATTR_COLD;
private:
optional_ioport_array<38> m_keys;
optional_ioport m_velocity;
devcb_write_line m_irq_cb;
u8 m_cmd, m_row, m_key_data;
u8 m_key_state;
u8 m_last_state[38];
};
// device type definition
DECLARE_DEVICE_TYPE(MSM6200, msm6200_device)
#endif // MAME_MACHINE_MSM6200_H
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