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// license:BSD-3-Clause
// copyright-holders:Fabio Priuli
/*****************************************************************************
MB14241 shifter IC emulation
*****************************************************************************/
#ifndef __MB14241_H__
#define __MB14241_H__
class mb14241_device : public device_t
{
public:
mb14241_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
DECLARE_WRITE8_MEMBER ( shift_count_w );
DECLARE_WRITE8_MEMBER ( shift_data_w );
DECLARE_READ8_MEMBER( shift_result_r );
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
private:
// internal state
uint16_t m_shift_data; /* 15 bits only */
uint8_t m_shift_count; /* 3 bits */
};
extern const device_type MB14241;
/***************************************************************************
DEVICE CONFIGURATION MACROS
***************************************************************************/
#define MCFG_MB14241_ADD(_tag) \
MCFG_DEVICE_ADD(_tag, MB14241, 0)
#endif /* __MB14241_H__ */
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