// 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, RES_M(1), 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_SOUND_CONFIG_DISCRETE(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)", GAME_SUPPORTS_SAVE | GAME_IMPERFECT_COLORS ) COMP( 1977, vp111, vip, 0, vp111, vip, driver_device, 0, "RCA", "Cosmac VIP (VP-111)", GAME_SUPPORTS_SAVE | GAME_IMPERFECT_COLORS )