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// license:BSD-3-Clause
// copyright-holders:hap
/*
Sharp SM5xx family handhelds.
*/
#ifndef MAME_INCLUDES_HH_SM510_H
#define MAME_INCLUDES_HH_SM510_H
#include "cpu/sm510/sm510.h"
#include "machine/timer.h"
#include "sound/spkrdev.h"
class hh_sm510_state : public driver_device
{
public:
hh_sm510_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_inp_matrix(*this, "IN.%u", 0),
m_out_x(*this, "%u.%u.%u", 0U, 0U, 0U),
m_speaker(*this, "speaker"),
m_inp_lines(0),
m_inp_fixed(-1),
m_display_wait(33)
{ }
// devices
required_device<sm510_base_device> m_maincpu;
optional_ioport_array<8> m_inp_matrix; // max 8
output_finder<16, 16, 4> m_out_x;
optional_device<speaker_sound_device> m_speaker;
// misc common
u16 m_inp_mux; // multiplexed inputs mask
int m_inp_lines; // number of input mux columns
int m_inp_fixed; // input column fixed to GND/Vdd (-1 means none)
u8 m_speaker_data; // speaker output data(if more than 1 bit)
u8 m_s; // MCU S output pins
u8 m_r; // MCU R output pins
u8 read_inputs(int columns, int fixed = -1);
virtual void update_k_line();
virtual DECLARE_INPUT_CHANGED_MEMBER(input_changed);
virtual DECLARE_INPUT_CHANGED_MEMBER(acl_button);
virtual DECLARE_WRITE16_MEMBER(sm510_lcd_segment_w);
virtual DECLARE_WRITE8_MEMBER(sm500_lcd_segment_w);
virtual DECLARE_READ8_MEMBER(input_r);
virtual DECLARE_WRITE8_MEMBER(input_w);
virtual DECLARE_WRITE8_MEMBER(piezo_r1_w);
virtual DECLARE_WRITE8_MEMBER(piezo_r2_w);
virtual DECLARE_WRITE8_MEMBER(piezo_input_w);
virtual DECLARE_WRITE8_MEMBER(piezo2bit_r1_w);
virtual DECLARE_WRITE8_MEMBER(piezo2bit_input_w);
// display common
int m_display_wait; // lcd segment on/off-delay in milliseconds (default 33ms)
u8 m_display_x_len; // lcd number of groups
u8 m_display_y_len; // lcd number of segments
u8 m_display_z_len; // lcd number of commons
u32 m_display_state[0x20]; // lcd segment data (max. 5-bit offset)
u8 m_display_decay[0x20][0x20]; // (internal use)
void set_display_size(u8 x, u8 y, u8 z);
TIMER_DEVICE_CALLBACK_MEMBER(display_decay_tick);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
};
#endif // MAME_INCLUDES_HH_SM510_H
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