diff options
Diffstat (limited to 'src/mame/drivers/busicom.cpp')
-rw-r--r-- | src/mame/drivers/busicom.cpp | 264 |
1 files changed, 0 insertions, 264 deletions
diff --git a/src/mame/drivers/busicom.cpp b/src/mame/drivers/busicom.cpp deleted file mode 100644 index c12e1a7f9a3..00000000000 --- a/src/mame/drivers/busicom.cpp +++ /dev/null @@ -1,264 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Miodrag Milanovic -/*************************************************************************** - - Busicom 141-PF - - 04/08/2009 Initial driver by Miodrag Milanovic - -****************************************************************************/ - -#include "emu.h" -#include "includes/busicom.h" - -#include "screen.h" - - -uint8_t busicom_state::get_bit_selected(uint32_t val,int num) -{ - int i; - for(i=0;i<num;i++) { - if (BIT(val,i)==0) return i; - } - return 0; -} - -READ8_MEMBER(busicom_state::keyboard_r) -{ - return m_input_lines[get_bit_selected(m_keyboard_shifter & 0x3ff, 10)]->read(); -} - -READ8_MEMBER(busicom_state::printer_r) -{ - uint8_t retVal = 0; - if (m_drum_index==0) retVal |= 1; - retVal |= ioport("PAPERADV")->read() & 1 ? 8 : 0; - return retVal; -} - - -WRITE8_MEMBER(busicom_state::shifter_w) -{ - // FIXME: detect edges, maybe make 4003 shifter a device - if (BIT(data,0)) { - m_keyboard_shifter <<= 1; - m_keyboard_shifter |= BIT(data,1); - } - if (BIT(data,2)) { - m_printer_shifter <<= 1; - m_printer_shifter |= BIT(data,1); - } -} - -WRITE8_MEMBER(busicom_state::printer_w) -{ - int i,j; - if (BIT(data,0)) { - logerror("color : %02x %02x %d\n",BIT(data,0),data,m_drum_index); - m_printer_line_color[10] = 1; - - } - if (BIT(data,1)) { - for(i=3;i<18;i++) { - if(BIT(m_printer_shifter,i)) { - m_printer_line[10][i-3] = m_drum_index + 1; - } - } - if(BIT(m_printer_shifter,0)) { - m_printer_line[10][15] = m_drum_index + 13 + 1; - } - if(BIT(m_printer_shifter,1)) { - m_printer_line[10][16] = m_drum_index + 26 + 1; - } - } - if (BIT(data,3)) { - for(j=0;j<10;j++) { - for(i=0;i<17;i++) { - m_printer_line[j][i] = m_printer_line[j+1][i]; - m_printer_line_color[j] = m_printer_line_color[j+1]; - } - } - for(i=0;i<17;i++) { - m_printer_line[10][i] = 0; - } - m_printer_line_color[10] = 0; - - } -} -WRITE8_MEMBER(busicom_state::status_w) -{ -#if 0 - uint8_t mem_lamp = BIT(data,0); - uint8_t over_lamp = BIT(data,1); - uint8_t minus_lamp = BIT(data,2); -#endif - //logerror("status %c %c %c\n",mem_lamp ? 'M':'x',over_lamp ? 'O':'x',minus_lamp ? '-':'x'); -} - -WRITE8_MEMBER(busicom_state::printer_ctrl_w) -{ -} - -void busicom_state::busicom_rom(address_map &map) -{ - map.unmap_value_high(); - map(0x0000, 0x04FF).rom().region("maincpu", 0); -} - -void busicom_state::busicom_mem(address_map &map) -{ - map.unmap_value_high(); - map(0x0000, 0x07F).ram(); -} - -void busicom_state::busicom_stat(address_map &map) -{ - map.unmap_value_high(); - map(0x0000, 0x01F).ram(); -} - -void busicom_state::busicom_rp(address_map &map) -{ - map.unmap_value_high(); - map(0x0000, 0x000f).mirror(0x0700).w(FUNC(busicom_state::shifter_w)); // ROM0 I/O - map(0x0010, 0x001f).mirror(0x0700).rw(FUNC(busicom_state::keyboard_r), FUNC(busicom_state::printer_ctrl_w)); // ROM1 I/O - map(0x0020, 0x002f).mirror(0x0700).r(FUNC(busicom_state::printer_r)); // ROM2 I/O -} - -void busicom_state::busicom_mp(address_map &map) -{ - map(0x00, 0x00).w(FUNC(busicom_state::printer_w)); // RAM0 output - map(0x01, 0x01).w(FUNC(busicom_state::status_w)); // RAM1 output -} - -/* Input ports */ -static INPUT_PORTS_START( busicom ) - PORT_START("LINE0") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("CM") PORT_CODE(KEYCODE_1) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("RM") PORT_CODE(KEYCODE_2) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("M-") PORT_CODE(KEYCODE_3) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("M+") PORT_CODE(KEYCODE_4) - PORT_START("LINE1") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("SQRT") PORT_CODE(KEYCODE_S) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("%") PORT_CODE(KEYCODE_5) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("M=-") PORT_CODE(KEYCODE_6) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("M=+") PORT_CODE(KEYCODE_7) - PORT_START("LINE2") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("diamond") PORT_CODE(KEYCODE_D) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("/") PORT_CODE(KEYCODE_SLASH_PAD) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("*") PORT_CODE(KEYCODE_ASTERISK) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("=") PORT_CODE(KEYCODE_ENTER_PAD) - PORT_START("LINE3") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("-") PORT_CODE(KEYCODE_MINUS_PAD) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("+") PORT_CODE(KEYCODE_PLUS_PAD) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("diamond 2") PORT_CODE(KEYCODE_TILDE) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("000") PORT_CODE(KEYCODE_8) - PORT_START("LINE4") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9_PAD) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6_PAD) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3_PAD) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(".") PORT_CODE(KEYCODE_DEL_PAD) - PORT_START("LINE5") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8_PAD) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5_PAD) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2_PAD) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("00") PORT_CODE(KEYCODE_9) - PORT_START("LINE6") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7_PAD) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4_PAD) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1_PAD) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0_PAD) - PORT_START("LINE7") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Sign") PORT_CODE(KEYCODE_RALT) PORT_CODE(KEYCODE_LALT) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("EX") PORT_CODE(KEYCODE_X) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("CE") PORT_CODE(KEYCODE_E) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) - PORT_START("LINE8") - PORT_CONFNAME( 0x0f, 0x00, "Digital point") - PORT_CONFSETTING( 0x00, "0" ) - PORT_CONFSETTING( 0x01, "1" ) - PORT_CONFSETTING( 0x02, "2" ) - PORT_CONFSETTING( 0x03, "3" ) - PORT_CONFSETTING( 0x04, "4" ) - PORT_CONFSETTING( 0x05, "5" ) - PORT_CONFSETTING( 0x06, "6" ) - PORT_CONFSETTING( 0x08, "8" ) - PORT_START("LINE9") - PORT_CONFNAME( 0x0f, 0x00, "Rounding") - PORT_CONFSETTING( 0x01, "/N" ) - PORT_CONFSETTING( 0x00, "FL" ) - PORT_CONFSETTING( 0x08, "5/4" ) - PORT_START("PAPERADV") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Paper adv.") PORT_CODE(KEYCODE_SPACE) - -INPUT_PORTS_END - - -TIMER_DEVICE_CALLBACK_MEMBER(busicom_state::timer_callback) -{ - m_timer ^= 1; - if (m_timer == 1) m_drum_index++; - if (m_drum_index == 13) m_drum_index = 0; - m_maincpu->set_input_line(I4004_TEST_LINE, m_timer); -} - -void busicom_state::machine_start() -{ -} - -void busicom_state::machine_reset() -{ - int i,j; - m_drum_index =0; - m_keyboard_shifter = 0; - m_printer_shifter = 0; - - for(i=0;i<17;i++) { - for(j=0;j<11;j++) { - m_printer_line[j][i] = 0; - m_printer_line_color[j] = 0; - } - } - -} - -//static const char layout_busicom [] = "busicom"; - -void busicom_state::busicom(machine_config &config) -{ - /* basic machine hardware */ - I4004(config, m_maincpu, 750000); - m_maincpu->set_rom_map(&busicom_state::busicom_rom); - m_maincpu->set_ram_memory_map(&busicom_state::busicom_mem); - m_maincpu->set_rom_ports_map(&busicom_state::busicom_rp); - m_maincpu->set_ram_status_map(&busicom_state::busicom_stat); - m_maincpu->set_ram_ports_map(&busicom_state::busicom_mp); - - /* video hardware */ - screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); - screen.set_refresh_hz(50); - screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */ - screen.set_size(40*17, 44*11); - screen.set_visarea_full(); - screen.set_screen_update(FUNC(busicom_state::screen_update_busicom)); - screen.set_palette(m_palette); - - PALETTE(config, m_palette, FUNC(busicom_state::busicom_palette), 16); - - TIMER(config, "busicom_timer").configure_periodic(FUNC(busicom_state::timer_callback), attotime::from_msec(28*2)); -} - -/* ROM definition */ -ROM_START( busicom ) - ROM_REGION( 0x1000, "maincpu", ROMREGION_ERASEFF ) - ROM_LOAD( "busicom.l01", 0x0000, 0x0100, CRC(51ae2513) SHA1(5cb4097a3945db35af4ed64b629b20b08fc9824f)) - ROM_LOAD( "busicom.l02", 0x0100, 0x0100, CRC(a05411ad) SHA1(81503a99a0d34fa29bf1245de0a44af2f174abdd)) - ROM_LOAD( "busicom.l05", 0x0200, 0x0100, CRC(6120addf) SHA1(4b7ec183613630120b3c313c782122713d4327c5)) - ROM_LOAD( "busicom.l07", 0x0300, 0x0100, CRC(84a90daa) SHA1(e2931753b0fd35144cb5a9d73fcae8e104e5e3ed)) - ROM_LOAD( "busicom.l11", 0x0400, 0x0100, CRC(4d2b2942) SHA1(9a59db76eff084369797735ec19da8cbc70d0d39)) -ROM_END - -/* Driver */ - -// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS -COMP( 1974, busicom, 0, 0, busicom, busicom, busicom_state, empty_init, "Business Computer Corporation", "Busicom 141-PF", MACHINE_NOT_WORKING | MACHINE_NO_SOUND ) |