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path: root/src/mame/drivers/k1003.cpp
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// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/***************************************************************************

        Robotron K1003

        20/11/2009 Skeleton driver.


'maincpu' (004B): unmapped i/o memory write to 0B = 00 & FF
'maincpu' (0322): unmapped i/o memory write to 0A = FF & FF
'maincpu' (0323): unmapped i/o memory write to 13 = FF & FF
'maincpu' (0325): unmapped i/o memory write to 11 = 00 & FF
'maincpu' (0322): unmapped i/o memory write to 0A = FF & FF
'maincpu' (0323): unmapped i/o memory write to 13 = FF & FF
'maincpu' (0325): unmapped i/o memory write to 11 = 00 & FF
'maincpu' (0322): unmapped i/o memory write to 0A = FF & FF
'maincpu' (0323): unmapped i/o memory write to 13 = FF & FF
'maincpu' (0325): unmapped i/o memory write to 11 = 00 & FF
'maincpu' (0322): unmapped i/o memory write to 0A = FF & FF
'maincpu' (0323): unmapped i/o memory write to 13 = FF & FF
'maincpu' (0325): unmapped i/o memory write to 11 = 00 & FF
'maincpu' (0322): unmapped i/o memory write to 0A = FF & FF
'maincpu' (0323): unmapped i/o memory write to 13 = FF & FF
'maincpu' (0325): unmapped i/o memory write to 11 = 00 & FF
'maincpu' (0322): unmapped i/o memory write to 0A = FF & FF
'maincpu' (0323): unmapped i/o memory write to 13 = FF & FF
'maincpu' (0325): unmapped i/o memory write to 11 = 00 & FF
'maincpu' (0322): unmapped i/o memory write to 0A = FF & FF
'maincpu' (0323): unmapped i/o memory write to 13 = FF & FF
'maincpu' (0325): unmapped i/o memory write to 11 = 00 & FF
'maincpu' (02F2): unmapped i/o memory write to 0A = 00 & FF
'maincpu' (02F2): unmapped i/o memory write to 0A = 00 & FF
'maincpu' (02F2): unmapped i/o memory write to 0A = 0C & FF
'maincpu' (02F2): unmapped i/o memory write to 0A = 0C & FF
'maincpu' (02F2): unmapped i/o memory write to 0A = 0C & FF

The writes to ports 0A, 11 & 13 are continuous.

- Need a keyboard

****************************************************************************/

#include "emu.h"
#include "cpu/i8008/i8008.h"
#include "k1003.lh"


class k1003_state : public driver_device
{
public:
	k1003_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag) ,
		m_maincpu(*this, "maincpu") { }

	DECLARE_READ8_MEMBER(port2_r);
	DECLARE_READ8_MEMBER(key_r);
	DECLARE_WRITE8_MEMBER(disp_1_w);
	DECLARE_WRITE8_MEMBER(disp_2_w);
	DECLARE_WRITE8_MEMBER(disp_w);
	UINT8 m_disp_1;
	UINT8 m_disp_2;
	UINT8 bit_to_dec(UINT8 val);
	virtual void machine_reset() override;
	required_device<cpu_device> m_maincpu;
};


static ADDRESS_MAP_START( k1003_mem, AS_PROGRAM, 8, k1003_state )
	AM_RANGE(0x0000,0x07ff) AM_ROM
	AM_RANGE(0x0800,0x17ff) AM_RAM
	AM_RANGE(0x1800,0x1fff) AM_ROM
	AM_RANGE(0x2000,0x27ff) AM_ROM
	AM_RANGE(0x2800,0x2fff) AM_RAM
	AM_RANGE(0x3000,0x3aff) AM_ROM
ADDRESS_MAP_END

READ8_MEMBER( k1003_state::port2_r )
{
	return 0x00;
}

READ8_MEMBER( k1003_state::key_r )
{
	return 0x00;
}


WRITE8_MEMBER( k1003_state::disp_1_w )
{
	m_disp_1 = data;
}

WRITE8_MEMBER( k1003_state::disp_2_w )
{
	m_disp_2 = data;
}

UINT8 k1003_state::bit_to_dec(UINT8 val)
{
	if (BIT(val,0)) return 0;
	if (BIT(val,1)) return 1;
	if (BIT(val,2)) return 2;
	if (BIT(val,3)) return 3;
	if (BIT(val,4)) return 4;
	if (BIT(val,5)) return 5;
	if (BIT(val,6)) return 6;
	if (BIT(val,7)) return 7;
	return 0;
}

WRITE8_MEMBER( k1003_state::disp_w )
{
	machine().output().set_digit_value(bit_to_dec(data)*2,   m_disp_1);
	machine().output().set_digit_value(bit_to_dec(data)*2+1, m_disp_2);
}

static ADDRESS_MAP_START( k1003_io, AS_IO, 8, k1003_state )
	ADDRESS_MAP_UNMAP_HIGH
	AM_RANGE(0x00,0x00) AM_READ(key_r)
	AM_RANGE(0x02,0x02) AM_READ(port2_r)

	AM_RANGE(0x08,0x08) AM_WRITE(disp_w)
	AM_RANGE(0x09,0x09) AM_WRITE(disp_2_w)
	AM_RANGE(0x10,0x10) AM_WRITE(disp_1_w)
ADDRESS_MAP_END

/* Input ports */
static INPUT_PORTS_START( k1003 )
INPUT_PORTS_END


void k1003_state::machine_reset()
{
}

static MACHINE_CONFIG_START( k1003, k1003_state )
	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu",I8008, 800000)
	MCFG_CPU_PROGRAM_MAP(k1003_mem)
	MCFG_CPU_IO_MAP(k1003_io)


	/* video hardware */
	MCFG_DEFAULT_LAYOUT(layout_k1003)
MACHINE_CONFIG_END


/* ROM definition */
ROM_START( k1003 )
	ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
	ROM_LOAD( "k1003.01", 0x0000, 0x0100, CRC(9342f67d) SHA1(75d33cad89cf47e8e691a6ddbb86a8c11f454434))
	ROM_LOAD( "k1003.02", 0x0100, 0x0100, CRC(a6846b2b) SHA1(a38b15ae0ac3f216e49aef4618363ea0d262fe52))
	ROM_LOAD( "k1003.03", 0x0200, 0x0100, CRC(3fddd922) SHA1(9c9f28ad8a611d8a0911d2935ffa262976a0272d))
	ROM_LOAD( "k1003.04", 0x0300, 0x0100, CRC(ec3edbe9) SHA1(d58064db7f2d085760088da1899f44f7a5b02923))
	ROM_LOAD( "k1003.05", 0x0400, 0x0100, CRC(93836b34) SHA1(7397c9748c1adb347270529464f1e10d3ac92879))
	ROM_LOAD( "k1003.06", 0x0500, 0x0100, CRC(79e39c8f) SHA1(bffc24a47867834d749d32307dca1053231a1b62))
	ROM_LOAD( "k1003.07", 0x0600, 0x0100, CRC(1f7279e0) SHA1(1e625adf606f87a55b6e8827fc9764d8a777903a))
	ROM_LOAD( "k1003.08", 0x0700, 0x0100, CRC(4b950957) SHA1(268c7dbf52a85bdf4eb5ebbe6d01aae45e853a72))

	ROM_LOAD( "k1003.09", 0x1800, 0x0100, CRC(f3ec866f) SHA1(0b274be7290c9d469205136851c48595cd4f15e2))
	ROM_LOAD( "k1003.10", 0x1900, 0x0100, CRC(c4af2cf7) SHA1(1815030d08072542fa56c4063b6de1d64b146887))
	ROM_LOAD( "k1003.11", 0x1a00, 0x0100, CRC(473ef6db) SHA1(45372e09babf6fa08875e53d43e90d53f9cc0ec1))
	ROM_LOAD( "k1003.12", 0x1b00, 0x0100, CRC(8af505d4) SHA1(21302f2bb660ddaf5e4526335ec457479f1673d5))
	ROM_LOAD( "k1003.13", 0x1c00, 0x0100, CRC(753166da) SHA1(90b91bac845f5d0ecd3af4d67174d351e478b632))
	ROM_LOAD( "k1003.14", 0x1d00, 0x0100, CRC(a885a676) SHA1(e899ea5b97734360421d2696e0a75d65fa8a031c))
	ROM_LOAD( "k1003.15", 0x1e00, 0x0100, CRC(db63b0cd) SHA1(726d80bb34862301df773b8587acccbeedfcc38d))
	ROM_LOAD( "k1003.16", 0x1f00, 0x0100, CRC(9457f1bd) SHA1(aae0a7c0a63d8213a57850383aaf92927577be7a))

	// Math pack
	ROM_LOAD( "026.bin", 0x2000, 0x0100, CRC(d678e80c) SHA1(bdf696e9704c286ed0ad5ffbdae206580a277c38))
	ROM_LOAD( "027.bin", 0x2100, 0x0100, CRC(dbe2ca8e) SHA1(2060bbb6b6dee87c98ddcf84a49069547749ae9b))
	ROM_LOAD( "028.bin", 0x2200, 0x0100, CRC(2cd742ed) SHA1(ec3f1ba548c64b0fe538af365a383f2341c81988))
	ROM_LOAD( "029.bin", 0x2300, 0x0100, CRC(12165b43) SHA1(7bb2c97893a07196cf245c8ac3a64c0ee49bb75e))
	ROM_LOAD( "030.bin", 0x2400, 0x0100, CRC(545dd7e0) SHA1(ab9f2e8cd4d3d4ba8accf74caec20de2e3094a66))
	ROM_LOAD( "031.bin", 0x2500, 0x0100, CRC(315d27d2) SHA1(26bb39d50781eed8d8be4ad6e1f13bc2b4672ce2))
	ROM_LOAD( "032.bin", 0x2600, 0x0100, CRC(d03f7cc7) SHA1(5a1c0614eed6dfe21d0d1776f409c1c2209a74d1))
	ROM_LOAD( "033.bin", 0x2700, 0x0100, CRC(efaeb541) SHA1(decdbbd3c4084dc18b34577f78ddf7044341764a))

	ROM_LOAD( "k1003.17", 0x3000, 0x0100, CRC(9031390b) SHA1(6f99a9f643b19770a373242edb0df8f342bbc230))
	ROM_LOAD( "k1003.18", 0x3100, 0x0100, CRC(38435ffe) SHA1(7db78d304fe8a8f71c067babcdcf3c06da908ad3))
	ROM_LOAD( "k1003.19", 0x3200, 0x0100, CRC(3cfddbda) SHA1(7e9d5c6126d0f08fcb7d88d0cc26eb24467f7321))
	ROM_LOAD( "k1003.20", 0x3300, 0x0100, CRC(08707172) SHA1(fef18e407ebec13d34c2bd6925ffae533139551e))
	ROM_LOAD( "k1003.21", 0x3400, 0x0100, CRC(4038b284) SHA1(f6ee7fd8fb06a73a7d1ed71ca7022f1c76c207bd))
	ROM_LOAD( "k1003.22", 0x3500, 0x0100, CRC(04691d40) SHA1(72f96994811f435adecc74585f3dfaa89d0f192a))
	ROM_LOAD( "k1003.23", 0x3600, 0x0100, CRC(a2f7170c) SHA1(2cd9a64019c2cd7f6f6146d1886de6a1aa5ccc88))
	ROM_LOAD( "k1003.24", 0x3700, 0x0100, CRC(c0935c12) SHA1(f3fc7c3fa97b2bcb9ec522002ee760a226eb329a))
	ROM_LOAD( "k1003.25", 0x3800, 0x0100, CRC(a827aec0) SHA1(a8f582a9a6b31581d8a174a0bc2f4588d6b53400))
	ROM_LOAD( "k1003.26", 0x3900, 0x0100, CRC(fc949804) SHA1(088b63b7f8704efb6867be899b81d64a294af6be))
	ROM_LOAD( "k1003.27", 0x3a00, 0x0100, CRC(ddcdd065) SHA1(e29c6f2dd1e4da125d150e28cf51f8c558ec9ee5))
	// 0x3b00 - missing on board - returning 0xff
ROM_END

/* Driver */

/*    YEAR  NAME    PARENT  COMPAT   MACHINE    INPUT    INIT    COMPANY   FULLNAME       FLAGS */
COMP( 1978, k1003,  0,      0,       k1003,     k1003, driver_device,   0,    "Robotron", "K1003", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )