diff options
Diffstat (limited to 'src/mame/drivers/clcd.cpp')
-rw-r--r-- | src/mame/drivers/clcd.cpp | 751 |
1 files changed, 0 insertions, 751 deletions
diff --git a/src/mame/drivers/clcd.cpp b/src/mame/drivers/clcd.cpp deleted file mode 100644 index aae6accb85e..00000000000 --- a/src/mame/drivers/clcd.cpp +++ /dev/null @@ -1,751 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Curt Coder,smf -/*************************************************************************** - - Commodore LCD prototype - - GTE G65SC102PI-2 - GTE G65SC51P-1 - Rockwell R65C22P2 x 2 - AMI S3530X Bell 103/V.21 Single chip modem - -****************************************************************************/ - - -#include "emu.h" -#include "bus/centronics/ctronics.h" -#include "bus/rs232/rs232.h" -#include "cpu/m6502/m65c02.h" -#include "machine/6522via.h" -#include "machine/bankdev.h" -#include "machine/input_merger.h" -#include "machine/mos6551.h" -#include "machine/msm58321.h" -#include "machine/ram.h" -#include "machine/nvram.h" -#include "sound/spkrdev.h" -#include "emupal.h" -#include "screen.h" -#include "speaker.h" - -class clcd_state : public driver_device -{ -public: - clcd_state(const machine_config &mconfig, device_type type, const char *tag) : - driver_device(mconfig, type, tag), - m_maincpu(*this, "maincpu"), - m_acia(*this, "acia"), - m_via0(*this, "via0"), - m_rtc(*this, "rtc"), - m_centronics(*this, "centronics"), - m_ram(*this, "ram"), - m_nvram(*this, "nvram"), - m_bankdev(*this, "bank%u", 1U), - m_lcd_char_rom(*this, "lcd_char_rom"), - m_lcd_scrollx(0), - m_lcd_scrolly(0), - m_lcd_mode(0), - m_lcd_size(0), - m_mmu_mode(MMU_MODE_KERN), - m_mmu_saved_mode(MMU_MODE_KERN), - m_mmu_offset1(0), - m_mmu_offset2(0), - m_mmu_offset3(0), - m_mmu_offset4(0), - m_mmu_offset5(0), - m_key_clk(0), - m_key_poll(0), - m_key_column(0), - m_key_shift(0), - m_key_force_format(0), - m_col(*this, "COL%u", 0U), - m_special(*this, "SPECIAL") - { - } - - virtual void driver_start() override - { - m_mmu_mode = MMU_MODE_TEST; - update_mmu_mode(MMU_MODE_KERN); - - save_item(NAME(m_lcd_scrollx)); - save_item(NAME(m_lcd_scrolly)); - save_item(NAME(m_lcd_mode)); - save_item(NAME(m_lcd_size)); - save_item(NAME(m_mmu_mode)); - save_item(NAME(m_mmu_saved_mode)); - save_item(NAME(m_mmu_offset1)); - save_item(NAME(m_mmu_offset2)); - save_item(NAME(m_mmu_offset3)); - save_item(NAME(m_mmu_offset4)); - save_item(NAME(m_mmu_offset5)); - save_item(NAME(m_key_clk)); - save_item(NAME(m_key_poll)); - save_item(NAME(m_key_column)); - save_item(NAME(m_key_shift)); - - m_rtc->cs1_w(1); - m_acia->write_cts(0); - m_nvram->set_base(ram()->pointer(), ram()->size()); - } - - void clcd_palette(palette_device &palette) const - { - palette.set_pen_color(0, rgb_t(36,72,36)); - palette.set_pen_color(1, rgb_t(2,4,2)); - } - - uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) - { - if (m_lcd_mode & LCD_MODE_GRAPH) - { - for (int y = 0; y < 128; y++) - { - int offset = (m_lcd_scrolly * 128) + (y * 64); - - for (int x = 0; x < 60; x++) - { - uint8_t const bit = m_ram->pointer()[offset++]; - - bitmap.pix(y, (x * 8) + 0) = BIT(bit, 7); - bitmap.pix(y, (x * 8) + 1) = BIT(bit, 6); - bitmap.pix(y, (x * 8) + 2) = BIT(bit, 5); - bitmap.pix(y, (x * 8) + 3) = BIT(bit, 4); - bitmap.pix(y, (x * 8) + 4) = BIT(bit, 3); - bitmap.pix(y, (x * 8) + 5) = BIT(bit, 2); - bitmap.pix(y, (x * 8) + 6) = BIT(bit, 1); - bitmap.pix(y, (x * 8) + 7) = BIT(bit, 0); - } - } - } - else - { - uint8_t const *font = m_lcd_char_rom->base(); - if (m_lcd_mode & LCD_MODE_ALT) - { - font += 1024; - } - - int const chrw = (m_lcd_size & LCD_SIZE_CHRW) ? 8 : 6; - - for (int y = 0; y < 128; y++) - { - int const offset = (m_lcd_scrolly * 128) + (m_lcd_scrollx & 0x7f) + ((y / 8) * 128); - - for (int x = 0; x < 480; x++) - { - uint8_t const ch = m_ram->pointer()[offset + (x / chrw)]; - uint8_t bit = font[((ch & 0x7f) * 8) + (y % 8)]; - if (ch & 0x80) - { - bit = ~bit; - } - - bitmap.pix(y, x) = (bit >> (7 - (x % chrw))) & 1; - } - } - } - - return 0; - } - - uint8_t ram_r(offs_t offset) - { - if (offset < m_ram->size()) - { - return m_ram->pointer()[offset]; - } - - return 0xff; - } - - void ram_w(offs_t offset, uint8_t data) - { - if (offset < m_ram->size()) - { - m_ram->pointer()[offset] = data; - } - } - - enum - { - MMU_MODE_KERN, - MMU_MODE_APPL, - MMU_MODE_RAM, - MMU_MODE_TEST - }; - - enum - { - LCD_MODE_ALT = 1, - LCD_MODE_GRAPH = 2 - }; - - enum - { - LCD_SIZE_CHRW = 4 - }; - - void update_mmu_mode(int new_mode) - { - if (m_mmu_mode != new_mode) - { - m_mmu_mode = new_mode; - - switch (m_mmu_mode) - { - case MMU_MODE_KERN: - m_bankdev[0]->set_bank(0x04 + 0x00); - update_mmu_offset5(); - m_bankdev[2]->set_bank(0x20 + 0xc0); - m_bankdev[3]->set_bank(0x30 + 0xc0); - break; - - case MMU_MODE_APPL: - update_mmu_offset1(); - update_mmu_offset2(); - update_mmu_offset3(); - update_mmu_offset4(); - break; - - case MMU_MODE_RAM: - m_bankdev[0]->set_bank(0x04); - m_bankdev[1]->set_bank(0x10); - m_bankdev[2]->set_bank(0x20); - m_bankdev[3]->set_bank(0x30); - break; - - case MMU_MODE_TEST: - m_bankdev[0]->set_bank(0x04 + 0x200); - m_bankdev[1]->set_bank(0x10 + 0x200); - m_bankdev[2]->set_bank(0x20 + 0x200); - m_bankdev[3]->set_bank(0x30 + 0x200); - break; - } - } - } - - void update_mmu_offset1() - { - if (m_mmu_mode == MMU_MODE_APPL) - { - m_bankdev[0]->set_bank(0x04 + m_mmu_offset1); - } - } - - void update_mmu_offset2() - { - if (m_mmu_mode == MMU_MODE_APPL) - { - m_bankdev[1]->set_bank((0x10 + m_mmu_offset2) & 0xff); - } - } - - void update_mmu_offset3() - { - if (m_mmu_mode == MMU_MODE_APPL) - { - m_bankdev[2]->set_bank((0x20 + m_mmu_offset3) & 0xff); - } - } - - void update_mmu_offset4() - { - if (m_mmu_mode == MMU_MODE_APPL) - { - m_bankdev[3]->set_bank((0x30 + m_mmu_offset4) & 0xff); - } - } - - void update_mmu_offset5() - { - if (m_mmu_mode == MMU_MODE_KERN) - { - m_bankdev[1]->set_bank((0x10 + m_mmu_offset5) & 0xff); - } - } - - void mmu_mode_kern_w(uint8_t data) - { - update_mmu_mode(MMU_MODE_KERN); - } - - void mmu_mode_appl_w(uint8_t data) - { - update_mmu_mode(MMU_MODE_APPL); - } - - void mmu_mode_ram_w(uint8_t data) - { - update_mmu_mode(MMU_MODE_RAM); - } - - void mmu_mode_recall_w(uint8_t data) - { - update_mmu_mode(m_mmu_saved_mode); - } - - void mmu_mode_save_w(uint8_t data) - { - m_mmu_saved_mode = m_mmu_mode; - } - - void mmu_mode_test_w(uint8_t data) - { - update_mmu_mode(MMU_MODE_TEST); - } - - void mmu_offset1_w(uint8_t data) - { - if (m_mmu_offset1 != data) - { - m_mmu_offset1 = data; - update_mmu_offset1(); - } - } - - void mmu_offset2_w(uint8_t data) - { - if (m_mmu_offset2 != data) - { - m_mmu_offset2 = data; - update_mmu_offset2(); - } - } - - void mmu_offset3_w(uint8_t data) - { - if (m_mmu_offset3 != data) - { - m_mmu_offset3 = data; - update_mmu_offset3(); - } - } - - void mmu_offset4_w(uint8_t data) - { - if (m_mmu_offset4 != data) - { - m_mmu_offset4 = data; - update_mmu_offset4(); - } - } - - void mmu_offset5_w(uint8_t data) - { - if (m_mmu_offset5 != data) - { - m_mmu_offset5 = data; - update_mmu_offset5(); - } - } - - uint8_t mmu_offset1_r() - { - return m_mmu_offset1; - } - - uint8_t mmu_offset2_r() - { - return m_mmu_offset2; - } - - uint8_t mmu_offset3_r() - { - return m_mmu_offset3; - } - - uint8_t mmu_offset4_r() - { - return m_mmu_offset4; - } - - uint8_t mmu_offset5_r() - { - return m_mmu_offset5; - } - - void lcd_scrollx_w(uint8_t data) - { - m_lcd_scrollx = data; - } - - void lcd_scrolly_w(uint8_t data) - { - m_lcd_scrolly = data; - } - - void lcd_mode_w(uint8_t data) - { - m_lcd_mode = data; - } - - void lcd_size_w(uint8_t data) - { - m_lcd_size = data; - } - - void via0_pa_w(uint8_t data) - { - m_key_column = data; - } - - void via0_pb_w(uint8_t data) - { - write_key_poll((data >> 0) & 1); - m_rtc->cs2_w((data >> 1) & 1); - } - - WRITE_LINE_MEMBER(write_key_poll) - { - if (m_key_poll != state) - { - m_key_poll = state; - - if (m_key_poll != 0) - { - m_key_shift = m_special->read(); - - for (int i = 0; i < 8; i++) - { - if ((m_key_column & (128 >> i)) == 0) - { - m_key_shift |= m_col[i]->read() << 8; - } - } - - if (m_key_force_format) - { - m_key_shift = 0x15; // Simulate holding CBM+SHIFT+STOP if you have no NVRAM - - m_key_force_format--; - } - } - } - } - - WRITE_LINE_MEMBER(via0_cb1_w) - { - int newm_key_clk = state & 1; - if (m_key_clk != newm_key_clk) - { - m_key_clk = newm_key_clk; - - if (!m_key_clk) - { - m_via0->write_cb2((m_key_shift & 0x8000) != 0); - m_key_shift <<= 1; - } - } - } - - void via1_pa_w(uint8_t data) - { - m_rtc->d0_w(BIT(data, 0)); - m_centronics->write_data0(BIT(data, 0)); - - m_rtc->d1_w(BIT(data, 1)); - m_centronics->write_data1(BIT(data, 1)); - - m_rtc->d2_w(BIT(data, 2)); - m_centronics->write_data2(BIT(data, 2)); - - m_rtc->d3_w(BIT(data, 3)); - m_centronics->write_data3(BIT(data, 3)); - - m_rtc->read_w(BIT(data, 4)); - m_centronics->write_data4(BIT(data, 4)); - - m_rtc->write_w(BIT(data, 5)); - m_centronics->write_data5(BIT(data, 5)); - - m_rtc->address_write_w(BIT(data, 6)); - m_centronics->write_data6(BIT(data, 6)); - - m_centronics->write_data7(BIT(data, 7)); - } - - void via1_pb_w(uint8_t data) - { - //int centronics_unknown = !BIT(data,5); - } - - ram_device *ram() - { - return m_ram; - } - - void force_format() - { - m_key_force_format = 10; - } - - void nvram_init(nvram_device &nvram, void *data, size_t size); - - void clcd(machine_config &config); - void clcd_banked_mem(address_map &map); - void clcd_mem(address_map &map); -private: - required_device<m65c02_device> m_maincpu; - required_device<mos6551_device> m_acia; - required_device<via6522_device> m_via0; - required_device<msm58321_device> m_rtc; - required_device<centronics_device> m_centronics; - required_device<ram_device> m_ram; - required_device<nvram_device> m_nvram; - required_device_array<address_map_bank_device, 4> m_bankdev; - required_memory_region m_lcd_char_rom; - int m_lcd_scrollx; - int m_lcd_scrolly; - int m_lcd_mode; - int m_lcd_size; - int m_mmu_mode; - int m_mmu_saved_mode; - uint8_t m_mmu_offset1; - uint8_t m_mmu_offset2; - uint8_t m_mmu_offset3; - uint8_t m_mmu_offset4; - uint8_t m_mmu_offset5; - int m_key_clk; - int m_key_poll; - int m_key_column; - uint16_t m_key_shift; - int m_key_force_format; - required_ioport_array<8> m_col; - required_ioport m_special; -}; - -void clcd_state::nvram_init(nvram_device &nvram, void *data, size_t size) -{ - memset(data, 0x00, size); - force_format(); -} - - -void clcd_state::clcd_banked_mem(address_map &map) -{ - /* KERN/APPL/RAM */ - map(0x00000, 0x1ffff).mirror(0x40000).rw(FUNC(clcd_state::ram_r), FUNC(clcd_state::ram_w)); - map(0x20000, 0x3ffff).mirror(0x40000).rom().region("maincpu", 0); - - /* TEST */ - map(0x81000, 0x83fff).r(FUNC(clcd_state::mmu_offset1_r)); - map(0x84000, 0x87fff).r(FUNC(clcd_state::mmu_offset2_r)); - map(0x88000, 0x8bfff).r(FUNC(clcd_state::mmu_offset3_r)); - map(0x8c000, 0x8dfff).r(FUNC(clcd_state::mmu_offset4_r)); - map(0x8e000, 0x8f7ff).r(FUNC(clcd_state::mmu_offset5_r)); -} - -void clcd_state::clcd_mem(address_map &map) -{ - map(0x0000, 0x0fff).rw(FUNC(clcd_state::ram_r), FUNC(clcd_state::ram_w)); - map(0x1000, 0x3fff).rw(m_bankdev[0], FUNC(address_map_bank_device::read8), FUNC(address_map_bank_device::write8)); - map(0x4000, 0x7fff).rw(m_bankdev[1], FUNC(address_map_bank_device::read8), FUNC(address_map_bank_device::write8)); - map(0x8000, 0xbfff).rw(m_bankdev[2], FUNC(address_map_bank_device::read8), FUNC(address_map_bank_device::write8)); - map(0xc000, 0xf7ff).rw(m_bankdev[3], FUNC(address_map_bank_device::read8), FUNC(address_map_bank_device::write8)); - map(0xf800, 0xf80f).mirror(0x70).m(m_via0, FUNC(via6522_device::map)); - map(0xf880, 0xf88f).mirror(0x70).m("via1", FUNC(via6522_device::map)); - map(0xf980, 0xf983).mirror(0x7c).rw(m_acia, FUNC(mos6551_device::read), FUNC(mos6551_device::write)); - map(0xfa00, 0xffff).rom().region("maincpu", 0x1fa00); - map(0xfa00, 0xfa00).mirror(0x7f).w(FUNC(clcd_state::mmu_mode_kern_w)); - map(0xfa80, 0xfa80).mirror(0x7f).w(FUNC(clcd_state::mmu_mode_appl_w)); - map(0xfb00, 0xfb00).mirror(0x7f).w(FUNC(clcd_state::mmu_mode_ram_w)); - map(0xfb80, 0xfb80).mirror(0x7f).w(FUNC(clcd_state::mmu_mode_recall_w)); - map(0xfc00, 0xfc00).mirror(0x7f).w(FUNC(clcd_state::mmu_mode_save_w)); - map(0xfc80, 0xfc80).mirror(0x7f).w(FUNC(clcd_state::mmu_mode_test_w)); - map(0xfd00, 0xfd00).mirror(0x7f).w(FUNC(clcd_state::mmu_offset1_w)); - map(0xfd80, 0xfd80).mirror(0x7f).w(FUNC(clcd_state::mmu_offset2_w)); - map(0xfe00, 0xfe00).mirror(0x7f).w(FUNC(clcd_state::mmu_offset3_w)); - map(0xfe80, 0xfe80).mirror(0x7f).w(FUNC(clcd_state::mmu_offset4_w)); - map(0xff00, 0xff00).mirror(0x7f).w(FUNC(clcd_state::mmu_offset5_w)); - map(0xff80, 0xff80).mirror(0x7c).w(FUNC(clcd_state::lcd_scrollx_w)); - map(0xff81, 0xff81).mirror(0x7c).w(FUNC(clcd_state::lcd_scrolly_w)); - map(0xff82, 0xff82).mirror(0x7c).w(FUNC(clcd_state::lcd_mode_w)); - map(0xff83, 0xff83).mirror(0x7c).w(FUNC(clcd_state::lcd_size_w)); -} - -/* Input ports */ -// The keyboard has { } ~ _ marked, but there doesn't seem to be a way to type them in. -// Natural keyboard is set up for the various apps, but since BASIC is the usual Commodore Basic, uppercase turns into graphics and is unusable. -static INPUT_PORTS_START( clcd ) - PORT_START( "COL0" ) - PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F6") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) - PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("/ ?") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') PORT_CHAR('_') - PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(", <") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') - PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F4") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("@") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('@') - - PORT_START( "COL1" ) - PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') - PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("+") PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR('+') - PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("-") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') - PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F5") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) - - PORT_START( "COL2" ) - PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F8") PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) - PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("=") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') - PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(": [") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR(':') PORT_CHAR('[') PORT_CHAR('{') - PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F3") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) - - PORT_START( "COL3" ) - PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') - PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) - PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(". >") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') - PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) - - PORT_START( "COL4" ) - PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("2 \"") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('\"') - PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("RIGHT") PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) - PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("UP") PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) - PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("0 ^") PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('^') PORT_CHAR('~') - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("8 (") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("6 &") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("4 $") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F7") PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) - - PORT_START( "COL5" ) - PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) - PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("; ]") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(';') PORT_CHAR(']') PORT_CHAR('}') - PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') - PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("TAB") PORT_CODE(KEYCODE_TAB) PORT_CHAR('\t') - - PORT_START( "COL6" ) - PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("HOME CLR") PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(HOME)) - PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("*") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('*') - PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') - PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR('\r') - - PORT_START( "COL7" ) - PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("1 !") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') - PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("LEFT") PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) - PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("DOWN") PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) - PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("9 )") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("7 \'") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("5 %") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("3 #") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("DEL INST") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR('\b') PORT_CHAR(UCHAR_MAMEKEY(INSERT)) - - PORT_START( "SPECIAL" ) - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("STOP") PORT_CODE(KEYCODE_END) PORT_CHAR(UCHAR_MAMEKEY(END)) - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CAPSLOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("LEFT SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_MAMEKEY(LSHIFT),UCHAR_SHIFT_1) - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CONTROL") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) - PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CBM") PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT)) - PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNKNOWN ) // clears screen and goes into infinite loop - PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN ) - PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) // clears screen and goes into infinite loop -INPUT_PORTS_END - -void clcd_state::clcd(machine_config &config) -{ - /* basic machine hardware */ - M65C02(config, m_maincpu, 2000000); - m_maincpu->set_addrmap(AS_PROGRAM, &clcd_state::clcd_mem); - - INPUT_MERGER_ANY_HIGH(config, "mainirq").output_handler().set_inputline("maincpu", m65c02_device::IRQ_LINE); - - via6522_device &via0(VIA6522(config, "via0", 2000000)); - via0.writepa_handler().set(FUNC(clcd_state::via0_pa_w)); - via0.writepb_handler().set(FUNC(clcd_state::via0_pb_w)); - via0.cb1_handler().set(FUNC(clcd_state::via0_cb1_w)); - via0.irq_handler().set("mainirq", FUNC(input_merger_device::in_w<0>)); - - via6522_device &via1(VIA6522(config, "via1", 2000000)); - via1.writepa_handler().set(FUNC(clcd_state::via1_pa_w)); - via1.writepb_handler().set(FUNC(clcd_state::via1_pb_w)); - via1.irq_handler().set("mainirq", FUNC(input_merger_device::in_w<1>)); - via1.ca2_handler().set(m_centronics, FUNC(centronics_device::write_strobe)).invert(); - via1.cb2_handler().set("speaker", FUNC(speaker_sound_device::level_w)); - - MOS6551(config, m_acia, 2000000); - m_acia->set_xtal(XTAL(1'843'200)); - m_acia->irq_handler().set("mainirq", FUNC(input_merger_device::in_w<2>)); - m_acia->txd_handler().set("rs232", FUNC(rs232_port_device::write_txd)); - m_acia->rts_handler().set("rs232", FUNC(rs232_port_device::write_rts)); - m_acia->dtr_handler().set("rs232", FUNC(rs232_port_device::write_dtr)); - - rs232_port_device &rs232(RS232_PORT(config, "rs232", default_rs232_devices, nullptr)); - rs232.rxd_handler().set(m_acia, FUNC(mos6551_device::write_rxd)); - rs232.dcd_handler().set(m_acia, FUNC(mos6551_device::write_dcd)); - rs232.dsr_handler().set(m_acia, FUNC(mos6551_device::write_dsr)); - rs232.cts_handler().set("via1", FUNC(via6522_device::write_pb4)); - - CENTRONICS(config, m_centronics, centronics_devices, nullptr); - m_centronics->busy_handler().set("via1", FUNC(via6522_device::write_pb6)).invert(); - - for (auto &bankdev : m_bankdev) - { - ADDRESS_MAP_BANK(config, bankdev); - bankdev->set_addrmap(AS_PROGRAM, &clcd_state::clcd_banked_mem); - bankdev->set_endianness(ENDIANNESS_LITTLE); - bankdev->set_data_width(8); - bankdev->set_stride(0x400); - } - - MSM58321(config, m_rtc, XTAL(32'768)); - m_rtc->d0_handler().set("via1", FUNC(via6522_device::write_pa0)); - m_rtc->d1_handler().set("via1", FUNC(via6522_device::write_pa1)); - m_rtc->d2_handler().set("via1", FUNC(via6522_device::write_pa2)); - m_rtc->d3_handler().set("via1", FUNC(via6522_device::write_pa3)); - m_rtc->busy_handler().set("via1", FUNC(via6522_device::write_pa7)); - m_rtc->set_year0(1984); - m_rtc->set_default_24h(true); - - /* video hardware */ - screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD)); - screen.set_refresh_hz(80); - screen.set_screen_update(FUNC(clcd_state::screen_update)); - screen.set_size(480, 128); - screen.set_visarea_full(); - screen.set_palette("palette"); - - PALETTE(config, "palette", FUNC(clcd_state::clcd_palette), 2); - - // sound hardware - SPEAKER(config, "mono").front_center(); - SPEAKER_SOUND(config, "speaker").add_route(ALL_OUTPUTS, "mono", 0.25); - - RAM(config, "ram").set_default_size("128K").set_extra_options("32K,64K").set_default_value(0); - - NVRAM(config, "nvram").set_custom_handler(FUNC(clcd_state::nvram_init)); -} - - -ROM_START( clcd ) - ROM_REGION( 0x20000, "maincpu", 0 ) - ROM_LOAD( "ss-calc-13apr.u105", 0x00000, 0x8000, CRC(88a587a7) SHA1(b08f3169b7cd696bb6a9b6e6e87a077345377ac4)) - ROM_LOAD( "sept-m-13apr.u104", 0x08000, 0x8000, CRC(41028c3c) SHA1(fcab6f0bbeef178eb8e5ecf82d9c348d8f318a8f)) - ROM_LOAD( "sizapr.u103", 0x10000, 0x8000, CRC(0aa91d9f) SHA1(f0842f370607f95d0a0ec6afafb81bc063c32745)) - ROM_LOAD( "kizapr.u102", 0x18000, 0x8000, CRC(59103d52) SHA1(e49c20b237a78b54c2cb26b133d5903bb60bd8ef)) - - ROM_REGION( 0x800, "lcd_char_rom", 0 ) - ROM_LOAD( "lcd-char-rom.u16", 0x00000, 0x800, CRC(7b6d3867) SHA1(cb594801438849f933ddc3e64b03b56f42f59f09)) - ROM_IGNORE(0x800) -ROM_END - - -/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ -COMP( 1985, clcd, 0, 0, clcd, clcd, clcd_state, empty_init, "Commodore Business Machines", "LCD (Prototype)", 0 ) |