/
caramball.cpp
153 lines (124 loc) · 5.27 KB
/
caramball.cpp
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// license:BSD-3-Clause
// copyright-holders:
/********************************************************************************************
Skeleton driver for electromechanical air hockey hardware from the Spanish company Inconel SL
____________________________________________
| ______________ |
|| ::::::::::: | |
| ______________ ________ |
|| ::::::::::: | |SN7406N| |:|
| ________ ________ |:|
|SN74HC245 |SN7407N| ________ |:|
| __________________ |ULN2803A |:|
|| NEC D8155HC | |:|
||_________________| CARAMBALL |
| ________ PLACA CPU |:|
||PALCE16V8 011292 |:|
| __________________ _____ |:|
|| OKI M8085A | MAX690CPA |
||_________________| |:|
| Xtal |:|
| 6.144 MHz ________ |:|
| __ |SN74HC373N |:|
| (__)<-SWITCH |:|
| _______________ __________________ |:|
|| EPROM | | AY38910A/P | |
||______________| |_________________| |:|
| _______________ ________ |:|
|| MK48Z02B-20 | ________ |_DIPSx8| |
||______________| 4116R-001 ____ |
| |||_|<-SWITCH
|___________________________________________|
More info at: https://www.recreativas.org/caramball-10956-inconel
********************************************************************************************/
#include "emu.h"
#include "cpu/i8085/i8085.h"
#include "machine/i8155.h"
#include "machine/nvram.h"
#include "sound/ay8910.h"
#include "speaker.h"
namespace {
class caramball_state : public driver_device
{
public:
caramball_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
{
}
void caramball(machine_config &config);
private:
void i8155_pa_w(u8 data);
void i8155_pb_w(u8 data);
void i8155_pc_w(u8 data);
void f000_w(u8 data);
void mem_map(address_map &map);
required_device<i8085a_cpu_device> m_maincpu;
};
void caramball_state::i8155_pa_w(u8 data)
{
logerror("%s: 8155 Port A <- %02X\n", machine().describe_context(), data);
}
void caramball_state::i8155_pb_w(u8 data)
{
logerror("%s: 8155 Port B <- %02X\n", machine().describe_context(), data);
}
void caramball_state::i8155_pc_w(u8 data)
{
logerror("%s: 8155 Port C <- %02X\n", machine().describe_context(), data);
}
void caramball_state::f000_w(u8 data)
{
logerror("%s: F000 <- %02X\n", machine().describe_context(), data);
}
void caramball_state::mem_map(address_map &map)
{
map(0x0000, 0x7fff).rom().region("maincpu", 0);
map(0x8000, 0x87ff).ram().share("nvram");
map(0xa000, 0xa0ff).rw("i8155", FUNC(i8155_device::memory_r), FUNC(i8155_device::memory_w));
map(0xa100, 0xa107).rw("i8155", FUNC(i8155_device::io_r), FUNC(i8155_device::io_w));
map(0xc000, 0xc000).rw("psg", FUNC(ay8910_device::data_r), FUNC(ay8910_device::data_w));
map(0xd000, 0xd000).w("psg", FUNC(ay8910_device::address_w));
map(0xf000, 0xf000).w(FUNC(caramball_state::f000_w));
}
// 1 x 8-dips bank
INPUT_PORTS_START(caramball)
PORT_START("DSW")
PORT_DIPUNKNOWN_DIPLOC(0x01, 0x01, "SW1:1")
PORT_DIPUNKNOWN_DIPLOC(0x02, 0x02, "SW1:2")
PORT_DIPUNKNOWN_DIPLOC(0x04, 0x04, "SW1:3")
PORT_DIPUNKNOWN_DIPLOC(0x08, 0x08, "SW1:4")
PORT_DIPUNKNOWN_DIPLOC(0x10, 0x10, "SW1:5")
PORT_DIPUNKNOWN_DIPLOC(0x20, 0x20, "SW1:6")
PORT_DIPUNKNOWN_DIPLOC(0x40, 0x40, "SW1:7")
PORT_DIPUNKNOWN_DIPLOC(0x80, 0x80, "SW1:8")
PORT_START("UNK")
PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNKNOWN)
INPUT_PORTS_END
void caramball_state::caramball(machine_config &config)
{
I8085A(config, m_maincpu, 6.144_MHz_XTAL); // OKI M80C85A
m_maincpu->set_addrmap(AS_PROGRAM, &caramball_state::mem_map);
NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); // MK48Z02B-20
i8155_device &i8155(I8155(config, "i8155", 6.144_MHz_XTAL / 2)); // NEC D8155HC
i8155.out_pa_callback().set(FUNC(caramball_state::i8155_pa_w));
i8155.out_pb_callback().set(FUNC(caramball_state::i8155_pb_w));
i8155.out_pc_callback().set(FUNC(caramball_state::i8155_pc_w));
i8155.out_to_callback().set_inputline(m_maincpu, I8085_RST65_LINE).invert();
SPEAKER(config, "mono").front_center();
ay8910_device &psg(AY8910(config, "psg", 6.144_MHz_XTAL / 4)); // Divider unknown
psg.port_a_read_callback().set_ioport("DSW");
psg.port_b_read_callback().set_ioport("UNK");
psg.add_route(ALL_OUTPUTS, "mono", 1.0); // Guess
}
ROM_START(caramball)
ROM_REGION(0x8000, "maincpu", 0)
ROM_LOAD("crmbal_4.0.i7", 0x0000, 0x8000, CRC(6ff5eca9) SHA1(8a926509c6143aced4d2d3a024965d8e33ef1074))
ROM_REGION(0x800, "nvram", 0)
ROM_LOAD("mk48z02b-20.i8", 0x000, 0x800, CRC(8125cb9d) SHA1(ac76f81edb092e8f16fae577a0702a1ec4ab4503))
ROM_REGION(0x117, "plds", 0)
ROM_LOAD("palce16v8h.i9", 0x000, 0x117, NO_DUMP) // Protected and registered
ROM_END
} // anonymous namespace
// YEAR NAME PARENT MACHINE INPUT CLASS INIT ROT COMPANY FULLNAME FLAGS
GAME(1992, caramball, 0, caramball, caramball, caramball_state, empty_init, ROT0, "Inconel", "Caramball", MACHINE_IS_SKELETON_MECHANICAL)