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-rw-r--r--src/mess/drivers/vip.c810
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diff --git a/src/mess/drivers/vip.c b/src/mess/drivers/vip.c
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--- a/src/mess/drivers/vip.c
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-// license:BSD-3-Clause
-// copyright-holders:Curt Coder
-/*
-
-RCA COSMAC VIP
-
-PCB Layout
-----------
-
-|-------------------------------------------------------------------------------|
-| |---------------CN1---------------| |---------------CN2---------------| |
-|CN6 |
-| |---------| |---------| 4050 4050 |
-| | CDPR566 | | CDP1861 | CN3 |
-| |---------| |---------| |
-| CN4 |
-| 7805 |---------| |--------| |
-| 2114 3.521280MHz | 4508 | | 4508 | CN5 |
-| |---------| |--------| |
-| 2114 |--------| |
-| 7474 7400 4049 4051 4028 | 4515 | CA3401 |
-| 2114 |--------| |
-| |-------------| |
-| 2114 | CDP1802 | |
-| |-------------| LED1 |
-| 2114 |
-| LED2 |
-| 2114 4556 4042 |
-| LED3 |
-| 555 2114 4011 4013 |
-| SW1 |
-| 2114 |
-| |
-|-------------------------------------------------------------------------------|
-
-Notes:
- All IC's shown.
-
- CDPR566 - Programmed CDP1832 512 x 8-Bit Static ROM
- 2114 - 2114 4096 Bit (1024x4) NMOS Static RAM
- CDP1802 - RCA CDP1802 CMOS 8-Bit Microprocessor
- CDP1861 - RCA CDP1861 Video Display Controller
- CA3401 - Quad Single-Supply Op-Amp
- CN1 - expansion interface connector
- CN2 - parallel I/O interface connector
- CN3 - video connector
- CN4 - tape in connector
- CN5 - tape out connector
- CN6 - power connector
- LED1 - power led
- LED2 - Q led
- LED3 - tape led
- SW1 - Run/Reset switch
-
-*/
-
-/*
-
- TODO:
-
- - ASCII keyboard
- - cassette loading
- - 20K RAM for Floating Point BASIC
- - VP-111 has 1K RAM, no byte I/O, no expansion
- - VP-601/611 ASCII Keyboard (VP-601 58 keys, VP611 58 keys + 16 keys numerical keypad)
- - VP-700 Expanded Tiny Basic Board (4 KB ROM expansion)
-
-*/
-
-/*
-
- VP-711 COSMAC MicroComputer $199
- (CDP18S711) Features RCA COSMAC microprocessor. 2K RAM, expandable to
- 32K (4K on-board). Built-in cassette interface and video interface.
- 16 key hexidecimal keypad. ROM operating system. CHIP-8 language and
- machine language. Tone generator and speaker. 8-bit input port, 8-bit
- output port, and full system expansion connector. Power supply and 3
- manuals (VP-311, VP-320, MPM201 B) included. Completely assembled.
-
- VP-44 VP-711 RAM On-Board Expansion Kit $36
- Four type 2114 RAM IC's for expanding VP-711 on-board memory
- to 4K bytes.
-
- VP-111 MicroComputer $99
- RCA COSMAC microprocessor. 1 K RAM expandable to 32K (4K On-
- board). Built-in cassette interface and video interface. 16 key
- Hexidecimal keypad. ROM operating system. CHIP-8 language and Machine
- language. Tone generator. Assembled - user must install Cables
- (supplied) and furnish 5 volt power supply and speaker.
-
- VP-114 VP-111 Expansion Kit $76
- Includes I/O ports, system expansion connector and additional
- 3K of RAM. Expands VP-111 to VP-711 capability.
-
- VP-155 VP-111 Cover $12
- Attractive protective plastic cover for VP-111.
-
- VP-3301 Interactive Data Terminal Available Approx. 6 Months
- Microprocessor Based Computer Terminal with keyboard, video
- Interface and color graphics - includes full resident and user
- Definable character font, switch selectable configuration, cursor
- Control, reverse video and many other features.
-
- VP-590 Color Board $69
- Displays VP-711 output in color! Program control of four
- Background colors and eight foreground colors. CHIP-8X language
- Adds color commands. Includes two sockets for VP-580 Expansion
- Keyboards.
-
- VP-595 Simple Sound Board $30
- Provides 256 different frequencies in place of VP-711 single-
- tone Output. Use with VP-590 Color Board for simultaneous color and
- Sound. Great for simple music or sound effects! Includes speaker.
-
- VP-550 Super Sound Board $49
- Turn your VP-711 into a music synthesizer! Two independent
- sound Channels. Frequency, duration and amplitude envelope (voice) of
- Each channel under program control. On-board tempo control. Provision
- for multi-track recording or slaving VP-711's. Output drives audio
- preamp. Does not permit simultaneous video display.
-
- VP-551 Super Sound 4-Channel Expander Package $74
- VP-551 provides four (4) independent sound channels with
- frequency duration and amplitude envelope for each channel. Package
- includes modified VP-550 super sound board, VP-576 two board
- expander, data cassette with 4-channel PIN-8 program, and instruction
- manual. Requires 4K RAM system and your VP-550 Super Sound Board.
-
- VP-570 Memory Expansion Board $95
- Plug-in 4K static RAM memory. Jumper locates RAM in any 4K
- block in first 32K of VP-711 memory space.
-
- VP-580 Auxiliary Keyboard $20
- Adds two-player interactive game capability to VP-711 16-key
- keypad with cable. Connects to sockets on VP-590 Color Board or VP-
- 585 Keyboard Interface.
-
- VP-585 Keyboard Interface Board $15
- Interfaces two VP-580 Expansion Keyboards directly to the VP-
- 711. Not required when VP-590 Color Board is used.
-
- VP-560 EPROM Board $34
- Interfaces two Intel 2716 EPROMs to VP-711. Places EPROMs any-
- where in memory space. Can also re-allocate on-board RAM in memory
- space.
-
- VP-565 EPROM Programmer Board $99
- Programs Intel 2716 EPROMs with VP-711. Complete with software
- to program, copy, and verify. On-board generation of all programming
- voltages.
-
- VP-575 Expansion Board $59
- Plug-in board with 4 buffered and one unbuffered socket.
- Permits use of up to 5 Accessory Boards in VP-711 Expansion Socket.
-
- VP-576 Two-Board Expander $20
- Plug-in board for VP-711 I/O or Expansion Socket permits use
- of two Accessory Boards in either location.
-
- VP-601* ASCII Keyboard. 7-Bit Parallel Output $69
- Fully encoded, 128-character ASCII alphanumeric keyboard. 58
- light touch keys (2 user defined). Selectable "Upper-Case-Only".
-
- VP-606* ASCII Keyboard - Serial Output $99
- Same as VP-601. EIA RS232C compatible, 20 mA current loop and
- TTL outputs. Six selectable baud rates. Available mid-1980.
-
- VP-611* ASCII/Numeric Keyboard. 7-Bit Parallel Output $89
- ASCII Keyboard identical to VP-601 plus 16 key numeric entry
- keyboard for easier entry of numbers.
-
- VP-616* ASCII/Numeric Keyboard - Serial Output $119
- Same as VP-611. EIA RS232C compatible, 20 mA current loop and
- TTL outputs. Six selectable baud rates. Available mid-1980.
-
- VP-620 Cable: ASCII Keyboards to VP-711 $20
- Flat ribbon cable, 24" length, for connecting VP-601 or VP-
- 611 and VP-711. Includes matching connector on both ends.
-
- VP-623 Cable: Parallel Output ASCII Keyboards $20
- Flat ribbon cable, 36" length with mating connector for VP-
- 601 or VP-611 Keyboards. Other end is unterminated.
-
- VP-626 Connector: Serial Output ASCII Keyboards & Terminal $7
- 25 pin solderable male "D" connector mates to VP-606, VP-616
- or VP-3301.
-
- TC1210 9" Video Monitor $195
- Ideal, low-cost monochrome monitor for displaying the video
- output from your microcomputer or terminal.
-
- TC1217 17" Video Monitor $480
- A really BIG monochrome monitor for use with your
- microcomputer or terminal 148 sq. in. pictures.
-
- VP-700 Tiny BASIC ROM Board $39
- Run Tiny BASIC on your VP-711! All BASIC code stored in ROM.
- Requires separate ASCII keyboard.
-
- VP-701 Floating Point BASIC for VP-711 $49
- 16K bytes on cassette tape, includes floating point and
- integer math, string capability and color graphics. More than 70
- commands and statements. Available mid-1980.
-
- VP-710 Game Manual $10
- More exciting games for your VP-711! Includes Blackjack,
- Biorythm, Pinball, Bowling and 10 others.
-
- VP-720 Game Manual II More exciting games. Available mid-1980. $15
-
- VP-311 VP-711 Instruction Manual (Included with VP-711) $5
-
- VP-320 VP-711 User Guide Manual (Included with VP-711) $5
-
- MPM-201B CDP1802 User Manual (Included with VP-711) $5
-
- * Quantities of 15 or more available less case and speaker (Assembled
- keypad and circut board only). Price on request.
-
-*/
-
-#include "includes/vip.h"
-
-
-
-//**************************************************************************
-// MACROS/CONSTANTS
-//**************************************************************************
-
-enum
-{
- LED_POWER = 0,
- LED_Q,
- LED_TAPE
-};
-
-
-
-//**************************************************************************
-// IMPLEMENTATION
-//**************************************************************************
-
-//-------------------------------------------------
-// update_interrupts -
-//-------------------------------------------------
-
-void vip_state::update_interrupts()
-{
- int irq = m_vdc_int || m_exp_int;
- int dma_in = m_exp_dma_in;
- int dma_out = m_vdc_dma_out || m_exp_dma_out;
-
- m_maincpu->set_input_line(COSMAC_INPUT_LINE_INT, irq);
- m_maincpu->set_input_line(COSMAC_INPUT_LINE_DMAIN, dma_in);
- m_maincpu->set_input_line(COSMAC_INPUT_LINE_DMAOUT, dma_out);
-}
-
-
-//-------------------------------------------------
-// read -
-//-------------------------------------------------
-
-READ8_MEMBER( vip_state::read )
-{
- int cs = BIT(offset, 15) || m_8000;
- int cdef = !((offset >= 0xc00) && (offset < 0x1000));
- int minh = 0;
-
- UINT8 data = m_exp->program_r(space, offset, cs, cdef, &minh);
-
- if (cs)
- {
- data = m_rom->base()[offset & 0x1ff];
- }
- else if (!minh)
- {
- data = m_ram->pointer()[offset & m_ram->mask()];
- }
-
- return data;
-}
-
-
-//-------------------------------------------------
-// write -
-//-------------------------------------------------
-
-WRITE8_MEMBER( vip_state::write )
-{
- int cs = BIT(offset, 15) || m_8000;
- int cdef = !((offset >= 0xc00) && (offset < 0x1000));
- int minh = 0;
-
- m_exp->program_w(space, offset, data, cdef, &minh);
-
- if (!cs && !minh)
- {
- m_ram->pointer()[offset & m_ram->mask()] = data;
- }
-}
-
-
-//-------------------------------------------------
-// io_r -
-//-------------------------------------------------
-
-READ8_MEMBER( vip_state::io_r )
-{
- UINT8 data = m_exp->io_r(space, offset);
-
- switch (offset)
- {
- case 1:
- m_vdc->disp_on_w(1);
- m_vdc->disp_on_w(0);
- break;
-
- case 3:
- data = m_byteio_data;
- break;
- }
-
- if (BIT(offset, 2))
- {
- m_8000 = 0;
- }
-
- return data;
-}
-
-
-//-------------------------------------------------
-// io_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( vip_state::io_w )
-{
- m_exp->io_w(space, offset, data);
-
- switch (offset)
- {
- case 1:
- m_vdc->disp_off_w(1);
- m_vdc->disp_off_w(0);
- break;
-
- case 2:
- m_keylatch = data & 0x0f;
- break;
-
- case 3:
- m_byteio->out_w(data);
- break;
- }
-
- if (BIT(offset, 2))
- {
- m_8000 = 0;
- }
-}
-
-
-
-//**************************************************************************
-// ADDRESS MAPS
-//**************************************************************************
-
-//-------------------------------------------------
-// ADDRESS_MAP( vip_mem )
-//-------------------------------------------------
-
-static ADDRESS_MAP_START( vip_mem, AS_PROGRAM, 8, vip_state )
- ADDRESS_MAP_UNMAP_HIGH
- AM_RANGE(0x0000, 0xffff) AM_READWRITE(read, write)
-ADDRESS_MAP_END
-
-
-//-------------------------------------------------
-// ADDRESS_MAP( vip_io )
-//-------------------------------------------------
-
-static ADDRESS_MAP_START( vip_io, AS_IO, 8, vip_state )
- ADDRESS_MAP_UNMAP_HIGH
- AM_RANGE(0x00, 0x07) AM_READWRITE(io_r, io_w)
-ADDRESS_MAP_END
-
-
-
-//**************************************************************************
-// INPUT PORTS
-//**************************************************************************
-
-//-------------------------------------------------
-// INPUT_PORTS( vip )
-//-------------------------------------------------
-
-INPUT_CHANGED_MEMBER( vip_state::reset_w )
-{
- m_exp->run_w(newval);
-
- if (oldval && !newval)
- {
- machine_reset();
- }
-}
-
-INPUT_CHANGED_MEMBER( vip_state::beeper_w )
-{
- m_beeper->set_output_gain(0, newval ? 0.80 : 0);
-}
-
-static INPUT_PORTS_START( vip )
- PORT_START("KEYPAD")
- PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_NAME("0 MW") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
- PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1')
- PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2')
- PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3')
- PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4')
- PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5')
- PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6')
- PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7')
- PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8')
- PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9')
- PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_NAME("A MR") PORT_CODE(KEYCODE_A) PORT_CHAR('A')
- PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_NAME("B TR") PORT_CODE(KEYCODE_B) PORT_CHAR('B')
- PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_CHAR('C')
- PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_D) PORT_CHAR('D')
- PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_CODE(KEYCODE_E) PORT_CHAR('E')
- PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_NAME("F TW") PORT_CODE(KEYCODE_F) PORT_CHAR('F')
-
- PORT_START("RUN")
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYPAD ) PORT_NAME("Run/Reset") PORT_CODE(KEYCODE_R) PORT_TOGGLE PORT_CHANGED_MEMBER(DEVICE_SELF, vip_state, reset_w, 0)
-
- PORT_START("BEEPER")
- PORT_CONFNAME( 0x01, 0x01, "Internal Speaker" ) PORT_CHANGED_MEMBER(DEVICE_SELF, vip_state, beeper_w, 0)
- PORT_CONFSETTING( 0x00, DEF_STR( Off ) )
- PORT_CONFSETTING( 0x01, DEF_STR( On ) )
-INPUT_PORTS_END
-
-
-
-//**************************************************************************
-// DEVICE CONFIGURATION
-//**************************************************************************
-
-//-------------------------------------------------
-// COSMAC_INTERFACE( cosmac_intf )
-//-------------------------------------------------
-
-READ_LINE_MEMBER( vip_state::clear_r )
-{
- return BIT(m_run->read(), 0);
-}
-
-READ_LINE_MEMBER( vip_state::ef1_r )
-{
- return m_vdc_ef1 || m_exp->ef1_r();
-}
-
-READ_LINE_MEMBER( vip_state::ef2_r )
-{
- set_led_status(machine(), LED_TAPE, m_cassette->input() > 0);
-
- return (m_cassette->input() < 0) ? ASSERT_LINE : CLEAR_LINE;
-}
-
-READ_LINE_MEMBER( vip_state::ef3_r )
-{
- return !BIT(m_keypad->read(), m_keylatch) || m_byteio_ef3 || m_exp_ef3;
-}
-
-READ_LINE_MEMBER( vip_state::ef4_r )
-{
- return m_byteio_ef4 || m_exp_ef4;
-}
-
-WRITE_LINE_MEMBER( vip_state::q_w )
-{
- // sound output
- m_beeper->write(machine().driver_data()->generic_space(), NODE_01, state);
-
- // Q led
- set_led_status(machine(), LED_Q, state);
-
- // tape output
- m_cassette->output(state ? 1.0 : -1.0);
-
- // expansion
- m_exp->q_w(state);
-}
-
-READ8_MEMBER( vip_state::dma_r )
-{
- return m_exp->dma_r(space, offset);
-}
-
-WRITE8_MEMBER( vip_state::dma_w )
-{
- m_vdc->dma_w(space, offset, data);
-
- m_exp->dma_w(space, offset, data);
-}
-
-WRITE8_MEMBER( vip_state::sc_w )
-{
- m_exp->sc_w(data);
-}
-
-
-//-------------------------------------------------
-// CDP1861_INTERFACE( vdc_intf )
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( vip_state::vdc_int_w )
-{
- m_vdc_int = state;
-
- update_interrupts();
-}
-
-WRITE_LINE_MEMBER( vip_state::vdc_dma_out_w )
-{
- m_vdc_dma_out = state;
-
- update_interrupts();
-}
-
-WRITE_LINE_MEMBER( vip_state::vdc_ef1_w )
-{
- m_vdc_ef1 = state;
-}
-
-UINT32 vip_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
-{
- m_vdc->screen_update(screen, bitmap, cliprect);
-
- m_exp->screen_update(screen, bitmap, cliprect);
-
- return 0;
-}
-
-
-//-------------------------------------------------
-// DISCRETE_SOUND( vip )
-//-------------------------------------------------
-
-static const discrete_555_desc vip_ca555_a =
-{
- DISC_555_OUT_SQW | DISC_555_OUT_DC,
- 5, // B+ voltage of 555
- DEFAULT_555_VALUES
-};
-
-static DISCRETE_SOUND_START( vip )
- DISCRETE_INPUT_LOGIC(NODE_01)
- DISCRETE_555_ASTABLE_CV(NODE_02, NODE_01, 470, (int) RES_M(1), (int) CAP_P(470), NODE_01, &vip_ca555_a)
- DISCRETE_OUTPUT(NODE_02, 5000)
-DISCRETE_SOUND_END
-
-
-//-------------------------------------------------
-// VIP_BYTEIO_PORT_INTERFACE( byteio_intf )
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( vip_state::byteio_inst_w )
-{
- if (!state)
- {
- m_byteio_data = m_byteio->in_r();
- }
-}
-
-
-//-------------------------------------------------
-// VIP_EXPANSION_INTERFACE( expansion_intf )
-//-------------------------------------------------
-
-WRITE_LINE_MEMBER( vip_state::exp_int_w )
-{
- m_exp_int = state;
-
- update_interrupts();
-}
-
-WRITE_LINE_MEMBER( vip_state::exp_dma_out_w )
-{
- m_exp_dma_out = state;
-
- update_interrupts();
-}
-
-WRITE_LINE_MEMBER( vip_state::exp_dma_in_w )
-{
- m_exp_dma_in = state;
-
- update_interrupts();
-}
-
-
-
-//**************************************************************************
-// MACHINE INITIALIZATION
-//**************************************************************************
-
-//-------------------------------------------------
-// MACHINE_START( vip )
-//-------------------------------------------------
-
-void vip_state::machine_start()
-{
- UINT8 *ram = m_ram->pointer();
-
- // randomize RAM contents
- for (UINT16 addr = 0; addr < m_ram->size(); addr++)
- {
- ram[addr] = machine().rand() & 0xff;
- }
-
- // turn on power LED
- set_led_status(machine(), LED_POWER, 1);
-
- // reset sound
- m_beeper->write(machine().driver_data()->generic_space(), NODE_01, 0);
-
- // state saving
- save_item(NAME(m_8000));
- save_item(NAME(m_vdc_int));
- save_item(NAME(m_vdc_dma_out));
- save_item(NAME(m_vdc_ef1));
- save_item(NAME(m_exp_int));
- save_item(NAME(m_exp_dma_out));
- save_item(NAME(m_exp_dma_in));
- save_item(NAME(m_byteio_ef3));
- save_item(NAME(m_byteio_ef4));
- save_item(NAME(m_exp_ef1));
- save_item(NAME(m_exp_ef3));
- save_item(NAME(m_exp_ef4));
- save_item(NAME(m_keylatch));
- save_item(NAME(m_byteio_data));
-}
-
-
-void vip_state::machine_reset()
-{
- // reset the VDC
- m_vdc->reset();
-
- // force map ROM
- m_8000 = 1;
-
- // internal speaker
- m_beeper->set_output_gain(0, m_io_beeper->read() ? 0.80 : 0);
-
- // clear byte I/O latch
- m_byteio_data = 0;
-}
-
-
-//-------------------------------------------------
-// QUICKLOAD_LOAD_MEMBER( vip_state, vip )
-//-------------------------------------------------
-
-QUICKLOAD_LOAD_MEMBER( vip_state, vip )
-{
- UINT8 *ram = m_ram->pointer();
- UINT8 *chip8_ptr = NULL;
- int chip8_size = 0;
- int size = image.length();
-
- if (strcmp(image.filetype(), "c8") == 0)
- {
- /* CHIP-8 program */
- chip8_ptr = m_chip8->base();
- chip8_size = m_chip8->bytes();
- }
- else if (strcmp(image.filename(), "c8x") == 0)
- {
- /* CHIP-8X program */
- chip8_ptr = m_chip8x->base();
- chip8_size = m_chip8x->bytes();
- }
-
- if ((size + chip8_size) > m_ram->size())
- {
- return IMAGE_INIT_FAIL;
- }
-
- if (chip8_size > 0)
- {
- /* copy CHIP-8 interpreter to RAM */
- memcpy(ram, chip8_ptr, chip8_size);
- }
-
- /* load image to RAM */
- image.fread(ram + chip8_size, size);
-
- return IMAGE_INIT_PASS;
-}
-
-
-
-//**************************************************************************
-// MACHINE DRIVERS
-//**************************************************************************
-
-//-------------------------------------------------
-// MACHINE_CONFIG( vip )
-//-------------------------------------------------
-
-static MACHINE_CONFIG_START( vip, vip_state )
- // basic machine hardware
- MCFG_CPU_ADD(CDP1802_TAG, CDP1802, XTAL_3_52128MHz/2)
- MCFG_CPU_PROGRAM_MAP(vip_mem)
- MCFG_CPU_IO_MAP(vip_io)
- MCFG_COSMAC_WAIT_CALLBACK(VCC)
- MCFG_COSMAC_CLEAR_CALLBACK(READLINE(vip_state, clear_r))
- MCFG_COSMAC_EF1_CALLBACK(READLINE(vip_state, ef1_r))
- MCFG_COSMAC_EF2_CALLBACK(READLINE(vip_state, ef2_r))
- MCFG_COSMAC_EF3_CALLBACK(READLINE(vip_state, ef3_r))
- MCFG_COSMAC_EF4_CALLBACK(READLINE(vip_state, ef4_r))
- MCFG_COSMAC_Q_CALLBACK(WRITELINE(vip_state, q_w))
- MCFG_COSMAC_DMAR_CALLBACK(READ8(vip_state, dma_r))
- MCFG_COSMAC_DMAW_CALLBACK(WRITE8(vip_state, dma_w))
- MCFG_COSMAC_SC_CALLBACK(WRITE8(vip_state, sc_w))
-
- // video hardware
- MCFG_DEVICE_ADD(CDP1861_TAG, CDP1861, XTAL_3_52128MHz/2)
- MCFG_CDP1861_IRQ_CALLBACK(WRITELINE(vip_state, vdc_int_w))
- MCFG_CDP1861_DMA_OUT_CALLBACK(WRITELINE(vip_state, vdc_dma_out_w))
- MCFG_CDP1861_EFX_CALLBACK(WRITELINE(vip_state, vdc_ef1_w))
- MCFG_CDP1861_SCREEN_ADD(CDP1861_TAG, SCREEN_TAG, XTAL_3_52128MHz/2)
- MCFG_SCREEN_UPDATE_DRIVER(vip_state, screen_update)
-
- // sound hardware
- MCFG_SPEAKER_STANDARD_MONO("mono")
-
- MCFG_SOUND_ADD(DISCRETE_TAG, DISCRETE, 0)
- MCFG_DISCRETE_INTF(vip)
- MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.80)
-
- MCFG_VIP_BYTEIO_PORT_ADD(VIP_BYTEIO_PORT_TAG, vip_byteio_cards, NULL, WRITELINE(vip_state, byteio_inst_w))
- MCFG_VIP_EXPANSION_SLOT_ADD(VIP_EXPANSION_SLOT_TAG, XTAL_3_52128MHz/2, vip_expansion_cards, NULL)
- MCFG_VIP_EXPANSION_SLOT_INT_CALLBACK(WRITELINE(vip_state, exp_int_w))
- MCFG_VIP_EXPANSION_SLOT_DMA_OUT_CALLBACK(WRITELINE(vip_state, exp_dma_out_w))
- MCFG_VIP_EXPANSION_SLOT_DMA_IN_CALLBACK(WRITELINE(vip_state, exp_dma_in_w))
-
- // devices
- MCFG_QUICKLOAD_ADD("quickload", vip_state, vip, "bin,c8,c8x", 0)
- MCFG_CASSETTE_ADD("cassette")
- MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_MUTED)
- MCFG_CASSETTE_INTERFACE("vip_cass")
-
- // software lists
- MCFG_SOFTWARE_LIST_ADD("cass_list", "vip")
-
- // internal ram
- MCFG_RAM_ADD(RAM_TAG)
- MCFG_RAM_DEFAULT_SIZE("2K")
- MCFG_RAM_EXTRA_OPTIONS("4K")
-MACHINE_CONFIG_END
-
-
-//-------------------------------------------------
-// MACHINE_CONFIG( vp111 )
-//-------------------------------------------------
-
-static MACHINE_CONFIG_DERIVED( vp111, vip )
- // internal ram
- MCFG_RAM_MODIFY(RAM_TAG)
- MCFG_RAM_DEFAULT_SIZE("1K")
- MCFG_RAM_EXTRA_OPTIONS("2K,4K")
-MACHINE_CONFIG_END
-
-
-
-//**************************************************************************
-// ROMS
-//**************************************************************************
-
-//-------------------------------------------------
-// ROM( vip )
-//-------------------------------------------------
-
-ROM_START( vip )
- ROM_REGION( 0x200, CDP1802_TAG, 0 )
- ROM_LOAD( "cdpr566.u10", 0x0000, 0x0200, CRC(5be0a51f) SHA1(40266e6d13e3340607f8b3dcc4e91d7584287c06) )
-
- ROM_REGION( 0x200, "chip8", 0 )
- ROM_LOAD( "chip8.bin", 0x0000, 0x0200, CRC(438ec5d5) SHA1(8aa634c239004ff041c9adbf9144bd315ab5fc77) )
-
- ROM_REGION( 0x300, "chip8x", 0 )
- ROM_LOAD( "chip8x.bin", 0x0000, 0x0300, CRC(79c5f6f8) SHA1(ed438747b577399f6ccbf20fe14156f768842898) )
-ROM_END
-
-
-//-------------------------------------------------
-// ROM( vp111 )
-//-------------------------------------------------
-
-#define rom_vp111 rom_vip
-
-
-
-//**************************************************************************
-// SYSTEM DRIVERS
-//**************************************************************************
-
-// YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS
-COMP( 1977, vip, 0, 0, vip, vip, driver_device, 0, "RCA", "Cosmac VIP (VP-711)", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_COLORS )
-COMP( 1977, vp111, vip, 0, vp111, vip, driver_device, 0, "RCA", "Cosmac VIP (VP-111)", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_COLORS )