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// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
Fairchild DM9368 7-Segment Decoder/Driver/Latch emulation
Copyright MESS Team.
Visit http://mamedev.org for licensing and usage restrictions.
**********************************************************************
_____ _____
A1 1 |* \_/ | 16 Vcc
A2 2 | | 15 F
_LE 3 | | 14 G
_RBO 4 | DM9368 | 13 A
_RBI 5 | | 12 B
A3 6 | | 11 C
A0 7 | | 10 D
GND 8 |_____________| 9 E
**********************************************************************/
#pragma once
#ifndef __DM9368__
#define __DM9368__
#include "emu.h"
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_DM9368_RBO_CALLBACK(_write) \
devcb = &dm9368_device::set_rbo_wr_callback(*device, DEVCB2_##_read);
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> dm9368_device
class dm9368_device : public device_t,
public device_output_interface
{
public:
// construction/destruction
dm9368_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
void a_w(UINT8 data);
DECLARE_WRITE_LINE_MEMBER( rbi_w ) { m_rbi = state; }
DECLARE_READ_LINE_MEMBER( rbo_r ) { return m_rbo; }
protected:
// device-level overrides
virtual void device_start();
private:
devcb2_write_line m_write_rbo;
int m_rbi;
int m_rbo;
static const UINT8 m_segment_data[];
};
// device type definition
extern const device_type DM9368;
#endif
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