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// license:BSD-3-Clause
// copyright-holders:hap
/*
Rockwell MM77/MM78 MCU
*/
#ifndef MAME_CPU_PPS41_MM78_H
#define MAME_CPU_PPS41_MM78_H
#pragma once
#include "mm76.h"
// pinout reference
/*
____ ____ ____ ____
BP 1 |* \_/ | 42 DIO9 BP 1 |* \_/ | 40 DIO9
A 2 | | 41 DIO8 A 2 | | 39 DIO8
CLKIN 3 | | 40 DIO7 XTLOUT 3 | | 38 DIO7
EXCLK 4 | | 39 DIO6 XTLIN 4 | | 37 DIO6
VC 5 | | 38 DIO5 VC 5 | | 36 DIO5
Vdd 6 | | 37 DIO4 Vdd 6 | | 35 DIO4
Vss 7 | | 36 DIO3 Vss 7 | | 34 DIO3
N/C 8 | | 35 DIO2 TEST 8 | | 33 DIO2
TEST 9 | | 34 DIO1 PI4 9 | | 32 DIO1
PI4 10 | MM77 | 33 DIO0 PI8 10 | MM77L | 31 DIO0
PI8 11 | MM78 | 32 INT1 PI3 11 | MM78L | 30 INT1
PI3 12 | | 31 INT0 PI7 12 | | 29 INT0
PI7 13 | | 30 DATAI PI6 13 | | 28 DATAI
PI6 14 | | 29 DATAO PI2 14 | | 27 DATAO
PI2 15 | | 28 CLOCK PI5 15 | | 26 CLOCK
PI5 16 | | 27 RIO4 PI1 16 | | 25 RIO4
Vdd 17 | | 26 RIO3 PO 17 | | 24 RIO3
PI1 18 | | 25 RIO2 RIO5 18 | | 23 RIO2
PO 19 | | 24 RIO1 RIO6 19 | | 22 RIO1
RIO5 20 | | 23 RIO8 RIO7 20 |___________| 21 RIO8
RIO6 21 |___________| 22 RIO7
MM78 also exists as 40-pin DIP and can have the same pinout as MM78L
*/
class mm78_device : public mm76_device
{
public:
mm78_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
protected:
mm78_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, const XTAL &clock, int prgwidth, address_map_constructor program, int datawidth, address_map_constructor data);
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_add_mconfig(machine_config &config) override { ; }
// device_disasm_interface overrides
virtual std::unique_ptr<util::disasm_interface> create_disassembler() override;
// device_execute_interface overrides
virtual void execute_one() override;
void data_96x4(address_map &map);
void data_128x4(address_map &map);
void program_1_3k(address_map &map);
void program_1_5k(address_map &map);
void program_2k(address_map &map);
// opcode helpers
virtual bool op_is_eob(u8 op) override { return (op & 0xf8) == 0x08; }
virtual bool op_is_lb(u8 op) override { return (op & 0xf0) == 0x10; }
virtual bool op_is_lai(u8 op) override { return (op & 0xf0) == 0x40; }
// opcode handlers
virtual void op_lba() override;
virtual void op_acsk() override;
virtual void op_aisk() override;
virtual void op_sb() override;
virtual void op_rb() override;
virtual void op_skbf() override;
virtual void op_sos();
virtual void op_ros();
virtual void op_skisl();
virtual void op_sag();
virtual void op_lxa();
virtual void op_xax();
virtual void op_tlb();
virtual void op_tmlb();
virtual void op_tab();
virtual void op_ix();
virtual void op_ox();
virtual void op_ioa();
virtual void op_i1sk();
virtual void op_int0h();
virtual void op_int1l();
};
class mm78l_device : public mm78_device
{
public:
mm78l_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
};
class mm77_device : public mm78_device
{
public:
mm77_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
protected:
mm77_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, const XTAL &clock, int prgwidth, address_map_constructor program, int datawidth, address_map_constructor data);
};
class mm77l_device : public mm77_device
{
public:
mm77l_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
};
DECLARE_DEVICE_TYPE(MM78, mm78_device)
DECLARE_DEVICE_TYPE(MM78L, mm78l_device)
DECLARE_DEVICE_TYPE(MM77, mm77_device)
DECLARE_DEVICE_TYPE(MM77L, mm77l_device)
#endif // MAME_CPU_PPS41_MM78_H
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