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Diffstat (limited to 'src/mame/drivers/mtd1256.cpp')
-rw-r--r--src/mame/drivers/mtd1256.cpp154
1 files changed, 0 insertions, 154 deletions
diff --git a/src/mame/drivers/mtd1256.cpp b/src/mame/drivers/mtd1256.cpp
deleted file mode 100644
index fdc73e30185..00000000000
--- a/src/mame/drivers/mtd1256.cpp
+++ /dev/null
@@ -1,154 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:AJR
-/**********************************************************************************
-
- Skeleton driver for data acquisition station by Geonica S.A.
-
-**********************************************************************************/
-
-#include "emu.h"
-//#include "bus/rs232/rs232.h"
-#include "cpu/mc68hc11/mc68hc11.h"
-#include "machine/bankdev.h"
-//#include "machine/icl7109.h"
-#include "machine/mm58274c.h"
-#include "machine/mm74c922.h"
-//#include "machine/nvram.h"
-#include "video/hd44780.h"
-#include "emupal.h"
-#include "screen.h"
-
-class mtd1256_state : public driver_device
-{
-public:
- mtd1256_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag)
- , m_maincpu(*this, "maincpu")
- , m_bank0(*this, "bank0")
- , m_encoder(*this, "encoder")
- , m_bankreg(0)
- , m_portd(0xff)
- {
- }
-
- void mtd1256(machine_config &config);
-
-protected:
- virtual void machine_start() override;
-
-private:
- HD44780_PIXEL_UPDATE(pixel_update);
-
- u8 porta_r();
- void portd_w(u8 data);
-
- void bank0_map(address_map &map);
- void mem_map(address_map &map);
-
- required_device<mc68hc11_cpu_device> m_maincpu;
- required_device<address_map_bank_device> m_bank0;
- required_device<mm74c923_device> m_encoder;
-
- u8 m_bankreg;
- u8 m_portd;
-};
-
-void mtd1256_state::machine_start()
-{
- save_item(NAME(m_bankreg));
- save_item(NAME(m_portd));
-}
-
-HD44780_PIXEL_UPDATE(mtd1256_state::pixel_update)
-{
- // Is this the right layout?
- if (pos < 20)
- bitmap.pix16(line * 16 + y, pos * 6 + x) = state;
- else if (pos < 40)
- bitmap.pix16(line * 16 + 8 + y, (pos - 20) * 6 + x) = state;
-}
-
-
-u8 mtd1256_state::porta_r()
-{
- // FIXME: bit 2 should be ICL7109 busy output
- return m_encoder->da_r() | (machine().rand() & 0x04);
-}
-
-void mtd1256_state::portd_w(u8 data)
-{
- if (!BIT(m_portd, 4) && BIT(data, 4))
- m_bankreg = (m_bankreg << 1) | BIT(data, 5);
-
- m_bank0->set_bank(BIT(data, 5) ? m_bankreg : 0);
-
- m_portd = data;
-}
-
-void mtd1256_state::bank0_map(address_map &map)
-{
- map(0x000000, 0x007fff).ram();
- map(0x040000, 0x047fff).ram();
- map(0x080000, 0x087fff).ram();
- map(0x0c0000, 0x0c000f).rw("rtc", FUNC(mm58274c_device::read), FUNC(mm58274c_device::write));
- map(0x0c0020, 0x0c0020).nopw();
- map(0x100000, 0x100000).r(m_encoder, FUNC(mm74c922_device::read));
- map(0x100020, 0x100021).rw("lcdc", FUNC(hd44780_device::read), FUNC(hd44780_device::write));
- map(0x180000, 0x187fff).ram();
- map(0x1c0000, 0x1dffff).ram();
-}
-
-void mtd1256_state::mem_map(address_map &map)
-{
- map(0x0000, 0x1fff).m(m_bank0, FUNC(address_map_bank_device::amap8));
- map(0x2000, 0xffff).rom().region("program", 0x2000); // partly overlaid by internal spaces
-}
-
-
-static INPUT_PORTS_START(mtd1256)
-INPUT_PORTS_END
-
-void mtd1256_state::mtd1256(machine_config &config)
-{
- MC68HC11A1(config, m_maincpu, 1.8432_MHz_XTAL); // yes, this appears to be the CPU XTAL
- m_maincpu->set_addrmap(AS_PROGRAM, &mtd1256_state::mem_map);
- m_maincpu->in_pa_callback().set(FUNC(mtd1256_state::porta_r));
- m_maincpu->out_pd_callback().set(FUNC(mtd1256_state::portd_w));
-
- ADDRESS_MAP_BANK(config, m_bank0);
- m_bank0->set_addrmap(0, &mtd1256_state::bank0_map);
- m_bank0->set_data_width(8);
- m_bank0->set_endianness(ENDIANNESS_BIG);
- m_bank0->set_addr_width(21);
- m_bank0->set_stride(0x2000);
-
- // TODO: NVRAM is 4x NEC µPD431000AGW-70L 128Kx8 SRAMs + 3V lithium battery
-
- MM58274C(config, "rtc", 32.768_kHz_XTAL); // TODO: 1 second interrupt output configured
-
- MM74C923(config, m_encoder, 0); // timing parameters unknown
-
- screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD));
- screen.set_refresh_hz(50);
- screen.set_screen_update("lcdc", FUNC(hd44780_device::screen_update));
- screen.set_size(20*6, 32);
- screen.set_visarea(0, 20*6-1, 0, 32-1);
- screen.set_palette("palette");
-
- hd44780_device &hd44780(HD44780(config, "lcdc"));
- hd44780.set_lcd_size(2, 16);
- hd44780.set_pixel_update_cb(FUNC(mtd1256_state::pixel_update));
-
- PALETTE(config, "palette").set_entries(2);
-
- // TODO: add Maxim ICL7109CQH 12-bit A/D converter
- // TODO: add RS232 port (through ADM202JRW)
-}
-
-
-ROM_START(mtd1256)
- ROM_REGION(0x10000, "program", 0)
- ROM_LOAD("cieenres.b_26-11-92.u7", 0x00000, 0x10000, CRC(a507effd) SHA1(46b3399c0c26c6952a5582c79c14663515e3e180))
-ROM_END
-
-SYST(1992, mtd1256, 0, 0, mtd1256, mtd1256, mtd1256_state, empty_init, "Geonica", "Meteodata 1256", MACHINE_IS_SKELETON)