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Diffstat (limited to 'src/mame/drivers/micronic.cpp')
-rw-r--r--src/mame/drivers/micronic.cpp398
1 files changed, 0 insertions, 398 deletions
diff --git a/src/mame/drivers/micronic.cpp b/src/mame/drivers/micronic.cpp
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index 80789ee722a..00000000000
--- a/src/mame/drivers/micronic.cpp
+++ /dev/null
@@ -1,398 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Sandro Ronco
-/***************************************************************************
-
- Micronics 1000
-
- 06/2010 (Sandro Ronco)
- - ROM/RAM banking
- - keypad input
- - Periodic IRQ (RTC-146818)
- - NVRAM
-
- TODO:
- - IR I/O port
- - LCD contrast and backlight
-
- NOTE:
- The display shows "TESTING..." for about 2 min before showing the information screen
-
- More info:
- http://www.philpem.me.uk/elec/micronic/
- http://members.lycos.co.uk/leeedavison/z80/micronic/index.html
- http://reocities.com/SiliconValley/Port/8052/
-
-****************************************************************************/
-
-/*
-
- KBD_R: EQU 00h ; key matrix read port
- KBD_W: EQU 02h ; key matrix write port
- LCD_D: EQU 03h ; LCD data port
- Port_04: EQU 04h ; IRQ hardware mask
- ; .... ...0 = keyboard interrupt enable
- ; .... ..0. = RTC interrupt enable
- ; .... .0.. = IR port interrupt enable
- ; .... 0... = main battery interrupt enable
- ; ...0 .... = backup battery interrupt enable
- Port_05: EQU 05h ; interrupt flag byte
- ; .... ...1 = keyboard interrupt
- ; .... ..1. = RTC interrupt
- ; .... .1.. = IR port interrupt ??
- ; .... 1... = main battery interrupt
- ; ...1 .... = backup battery interrupt
- Port_07: EQU 07h ;
- ; .... ...x
- ; .... ..x.
- RTC_A: EQU 08h ; RTC address port
- LCD_C: EQU 23h ; LCD command port
- RTC_D: EQU 28h ; RTC data port
- Port_2A: EQU 2Ah ;
- ; .... ...x
- ; .... ..x.
- ; ...x ....
- ; ..x. ....
- Port_2B: EQU 2Bh ; .... xxxx = beep tone
- ; .... 0000 = off
- ; .... 0001 = 0.25mS = 4.000kHz
- ; .... 0010 = 0.50mS = 2.000kHz
- ; .... 0011 = 0.75mS = 1.333kHz
- ; .... 0100 = 1.00mS = 1.000kHz
- ; .... 0101 = 1.25mS = 0.800kHz
- ; .... 0110 = 1.50mS = 0.667kHz
- ; .... 0111 = 1.75mS = 0.571kHz
- ; .... 1000 = 2.00mS = 0.500kHz
- ; .... 1001 = 2.25mS = 0.444kHz
- ; .... 1010 = 2.50mS = 0.400kHz
- ; .... 1011 = 2.75mS = 0.364kHz
- ; .... 1100 = 3.00mS = 0.333kHz
- ; .... 1101 = 3.25mS = 0.308kHz
- ; .... 1110 = 3.50mS = 0.286kHz
- ; .... 1111 = 3.75mS = 0.267kHz
- Port_2C: EQU 2Ch ;
- ; .... ...x V24_ADAPTER IR port clock
- ; .... ..x. V24_ADAPTER IR port data
- ; ...1 .... = backlight on
- ; ..xx ..xx
- Port_2D: EQU 2Dh ;
- ; .... ...x
- ; .... ..x.
- Port_33: EQU 33h ;
- Port_46: EQU 46h ; LCD contrast port
- MEM_P: EQU 47h ; memory page
- Port_48: EQU 48h ;
- ; .... ...x
- ; .... ..x.
- Port_49: EQU 49h ;
- ; .... ...x
- ; .... ..x.
- Port_4A: EQU 4Ah ; end IR port output
- ; .... ...x
- ; .... ..x.
- ; ...x ....
- ; ..x. ....
- ; .x.. ....
- ; x... ....
- Port_4B: EQU 4Bh ; IR port status byte
- ; .... ...1 RX buffer full
- ; ...x ....
- ; .x.. ....
- ; 1... .... TX buffer empty
- Port_4C: EQU 4Ch ;
- ; .... ...x
- ; x... ....
- Port_4D: EQU 4Dh ; IR transmit byte
- Port_4E: EQU 4Eh ; IR receive byte
- Port_4F: EQU 4Fh ;
- ; .... ...x
- ; .... ..x.
- ; .... .x..
- ; .... x...
- ; ...x ....
-
-*/
-
-#include "emu.h"
-#include "includes/micronic.h"
-#include "screen.h"
-#include "speaker.h"
-
-
-READ8_MEMBER( micronic_state::keypad_r )
-{
- uint8_t data = 0;
-
- for (uint8_t bit = 0; bit < 8; bit++)
- {
- if (m_kp_matrix & (1 << bit))
- {
- data |= m_bit0->read() & (0x01 << bit) ? 0x01 : 0x00;
- data |= m_bit1->read() & (0x01 << bit) ? 0x02 : 0x00;
- data |= m_bit2->read() & (0x01 << bit) ? 0x04 : 0x00;
- data |= m_bit3->read() & (0x01 << bit) ? 0x08 : 0x00;
- data |= m_bit4->read() & (0x01 << bit) ? 0x10 : 0x00;
- data |= m_bit5->read() & (0x01 << bit) ? 0x20 : 0x00;
- }
- }
- return data;
-}
-
-READ8_MEMBER( micronic_state::status_flag_r )
-{
- return m_status_flag;
-}
-
-WRITE8_MEMBER( micronic_state::status_flag_w )
-{
- m_status_flag = data;
-}
-
-WRITE8_MEMBER( micronic_state::kp_matrix_w )
-{
- m_kp_matrix = data;
-}
-
-WRITE8_MEMBER( micronic_state::beep_w )
-{
- uint16_t frequency[16] =
- {
- 0, 4000, 2000, 1333, 1000, 800, 667, 571,
- 500, 444, 400, 364, 333, 308, 286, 267
- };
-
- m_beep->set_clock(frequency[data & 0x0f]);
- m_beep->set_state((data & 0x0f) ? 1 : 0);
-}
-
-READ8_MEMBER( micronic_state::irq_flag_r )
-{
- return (m_backbattery->read()<<4) | (m_mainbattery->read()<<3) | (keypad_r(space, offset) ? 0 : 1);
-}
-
-WRITE8_MEMBER( micronic_state::bank_select_w )
-{
- if (data < 2)
- {
- m_bank1->set_entry(data);
- m_maincpu->space(AS_PROGRAM).unmap_write(0x0000, 0x7fff);
- }
- else
- {
- m_bank1->set_entry((data <= m_banks_num) ? data : m_banks_num);
- m_maincpu->space(AS_PROGRAM).install_write_bank(0x0000, 0x7fff, "bank1");
- }
-}
-
-WRITE8_MEMBER( micronic_state::lcd_contrast_w )
-{
- m_lcd_contrast = data;
-}
-
-WRITE8_MEMBER( micronic_state::port_2c_w )
-{
- m_lcd_backlight = BIT(data, 4);
-}
-
-
-/***************************************************************************
- RTC-146818
-***************************************************************************/
-
-WRITE8_MEMBER( micronic_state::rtc_address_w )
-{
- m_rtc->write(0, data);
-}
-
-READ8_MEMBER( micronic_state::rtc_data_r )
-{
- return m_rtc->read(1);
-}
-
-WRITE8_MEMBER( micronic_state::rtc_data_w )
-{
- m_rtc->write(1, data);
-}
-
-/***************************************************************************
- Machine
-***************************************************************************/
-
-void micronic_state::micronic_mem(address_map &map)
-{
- map(0x0000, 0x7fff).bankrw("bank1");
- map(0x8000, 0xffff).ram().share("ram_base");
-}
-
-void micronic_state::micronic_io(address_map &map)
-{
- map.global_mask(0xff);
-
- /* keypad */
- map(0x00, 0x00).r(FUNC(micronic_state::keypad_r));
- map(0x02, 0x02).w(FUNC(micronic_state::kp_matrix_w));
-
- /* hd61830 */
- map(0x03, 0x03).rw(m_lcdc, FUNC(hd61830_device::data_r), FUNC(hd61830_device::data_w));
- map(0x23, 0x23).rw(m_lcdc, FUNC(hd61830_device::status_r), FUNC(hd61830_device::control_w));
-
- /* rtc-146818 */
- map(0x08, 0x08).w(FUNC(micronic_state::rtc_address_w));
- map(0x28, 0x28).rw(FUNC(micronic_state::rtc_data_r), FUNC(micronic_state::rtc_data_w));
-
- /* sound */
- map(0x2b, 0x2b).w(FUNC(micronic_state::beep_w));
-
- /* basic machine */
- map(0x05, 0x05).r(FUNC(micronic_state::irq_flag_r));
- map(0x2c, 0x2c).w(FUNC(micronic_state::port_2c_w));
- map(0x47, 0x47).w(FUNC(micronic_state::bank_select_w));
- map(0x46, 0x46).w(FUNC(micronic_state::lcd_contrast_w));
- map(0x48, 0x48).w(FUNC(micronic_state::status_flag_w));
- map(0x49, 0x49).r(FUNC(micronic_state::status_flag_r));
-}
-
-/* Input ports */
-static INPUT_PORTS_START( micronic )
- PORT_START("MAINBATTERY")
- PORT_CONFNAME( 0x01, 0x01, "Main Battery Status" )
- PORT_CONFSETTING( 0x01, DEF_STR( Normal ) )
- PORT_CONFSETTING( 0x00, "Low Battery" )
- PORT_START("BACKBATTERY")
- PORT_CONFNAME( 0x01, 0x01, "Backup Battery Status" )
- PORT_CONFSETTING( 0x01, DEF_STR( Normal ) )
- PORT_CONFSETTING( 0x00, "Low Battery" )
-
- PORT_START("BIT0")
- PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("MODE") PORT_CODE(KEYCODE_EQUALS)
- PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("A (") PORT_CODE(KEYCODE_A)
- PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("B )") PORT_CODE(KEYCODE_B)
- PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("2nd") PORT_CODE(KEYCODE_LSHIFT)
- PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("U 1") PORT_CODE(KEYCODE_1)
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("BACKSPACE") PORT_CODE(KEYCODE_BACKSPACE)
- PORT_START("BIT1")
- PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("C") PORT_CODE(KEYCODE_C)
- PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("D DEL") PORT_CODE(KEYCODE_D)
- PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("E #") PORT_CODE(KEYCODE_E)
- PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("F &") PORT_CODE(KEYCODE_F)
- PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("V 2") PORT_CODE(KEYCODE_2)
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("SPACE 0") PORT_CODE(KEYCODE_0)
- PORT_START("BIT2")
- PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("G +") PORT_CODE(KEYCODE_G)
- PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("H /") PORT_CODE(KEYCODE_H)
- PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("I ,") PORT_CODE(KEYCODE_I)
- PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("J ?") PORT_CODE(KEYCODE_J)
- PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("W 3") PORT_CODE(KEYCODE_3)
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("NO") PORT_CODE(KEYCODE_PGUP)
- PORT_START("BIT3")
- PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("K -") PORT_CODE(KEYCODE_K)
- PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("L *") PORT_CODE(KEYCODE_L)
- PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("M .") PORT_CODE(KEYCODE_M)
- PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("N Z") PORT_CODE(KEYCODE_Z)
- PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("ENTER") PORT_CODE(KEYCODE_ENTER)
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("YES") PORT_CODE(KEYCODE_PGDN)
- PORT_START("BIT4")
- PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("O 7") PORT_CODE(KEYCODE_7)
- PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("P 8") PORT_CODE(KEYCODE_8)
- PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Q 9") PORT_CODE(KEYCODE_9)
- PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("DEPT") PORT_CODE(KEYCODE_R)
- PORT_START("BIT5")
- PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("R 4") PORT_CODE(KEYCODE_4)
- PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("S 5") PORT_CODE(KEYCODE_5)
- PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("T 6") PORT_CODE(KEYCODE_6)
- PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("END") PORT_CODE(KEYCODE_END)
-INPUT_PORTS_END
-
-
-void micronic_state::nvram_init(nvram_device &nvram, void *data, size_t size)
-{
- m_status_flag = 0;
-}
-
-
-void micronic_state::micronic_palette(palette_device &palette) const
-{
- palette.set_pen_color(0, rgb_t(138, 146, 148));
- palette.set_pen_color(1, rgb_t( 92, 83, 88));
-}
-
-void micronic_state::machine_start()
-{
- /* ROM banks */
- m_bank1->configure_entries(0x00, 0x02, memregion(Z80_TAG)->base(), 0x10000);
-
- /* RAM banks */
- m_banks_num = (m_ram->size() >> 15) + 1;
- m_bank1->configure_entries(0x02, m_banks_num - 1, m_ram->pointer(), 0x8000);
-
- m_nvram1->set_base(m_ram_base, 0x8000);
- m_nvram2->set_base(m_ram->pointer(), m_ram->size());
-
- /* register for state saving */
- save_item(NAME(m_banks_num));
- save_item(NAME(m_kp_matrix));
- save_item(NAME(m_lcd_contrast));
- save_item(NAME(m_lcd_backlight));
- save_item(NAME(m_status_flag));
- // TODO: restore RAM bank at state load...
-}
-
-void micronic_state::machine_reset()
-{
- m_bank1->set_entry(0);
- m_maincpu->space(AS_PROGRAM).unmap_write(0x0000, 0x7fff);
-}
-
-
-WRITE_LINE_MEMBER( micronic_state::mc146818_irq )
-{
- m_maincpu->set_input_line(0, state ? HOLD_LINE : CLEAR_LINE);
-}
-
-
-void micronic_state::micronic(machine_config &config)
-{
- /* basic machine hardware */
- Z80(config, m_maincpu, 3.579545_MHz_XTAL);
- m_maincpu->set_addrmap(AS_PROGRAM, &micronic_state::micronic_mem);
- m_maincpu->set_addrmap(AS_IO, &micronic_state::micronic_io);
-
- /* video hardware */
- screen_device &screen(SCREEN(config, SCREEN_TAG, SCREEN_TYPE_LCD));
- screen.set_refresh_hz(80);
- screen.set_screen_update(HD61830_TAG, FUNC(hd61830_device::screen_update));
- screen.set_size(120, 64); //6x20, 8x8
- screen.set_visarea(0, 120-1, 0, 64-1);
- screen.set_palette("palette");
-
- PALETTE(config, "palette", FUNC(micronic_state::micronic_palette), 2);
-
- HD61830(config, m_lcdc, 4.9152_MHz_XTAL / 2 / 2);
-
- /* sound hardware */
- SPEAKER(config, "mono").front_center();
- BEEP(config, m_beep, 0).add_route(ALL_OUTPUTS, "mono", 1.00);
-
- /* ram banks */
- RAM(config, RAM_TAG).set_default_size("224K");
-
- NVRAM(config, "nvram1").set_custom_handler(FUNC(micronic_state::nvram_init)); // base RAM
- NVRAM(config, "nvram2").set_custom_handler(FUNC(micronic_state::nvram_init)); // additional RAM banks
-
- MC146818(config, m_rtc, 32.768_kHz_XTAL);
- m_rtc->irq().set(FUNC(micronic_state::mc146818_irq));
-}
-
-/* ROM definition */
-ROM_START( micronic )
- ROM_REGION( 0x18000, Z80_TAG, 0 )
- ROM_SYSTEM_BIOS(0, "v228", "Micronic 1000")
- ROMX_LOAD("micron1.bin", 0x0000, 0x8000, CRC(5632c8b7) SHA1(d1c9cf691848e9125f9ea352e4ffa41c288f3e29), ROM_BIOS(0))
- ROMX_LOAD("micron2.bin", 0x10000, 0x8000, CRC(dc8e7341) SHA1(927dddb3914a50bb051256d126a047a29eff7c65), ROM_BIOS(0))
- ROM_SYSTEM_BIOS(1, "test", "Micronic 1000 LCD monitor")
- ROMX_LOAD("monitor2.bin", 0x0000, 0x8000, CRC(c6ae2bbf) SHA1(1f2e3a3d4720a8e1bb38b37f4ab9e0e32676d030), ROM_BIOS(1))
-ROM_END
-
-/* Driver */
-
-// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
-COMP( 198?, micronic, 0, 0, micronic, micronic, micronic_state, empty_init, "Victor Micronic", "Micronic 1000", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )