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Diffstat (limited to 'src/mame/drivers/epic14e.cpp')
-rw-r--r--src/mame/drivers/epic14e.cpp254
1 files changed, 0 insertions, 254 deletions
diff --git a/src/mame/drivers/epic14e.cpp b/src/mame/drivers/epic14e.cpp
deleted file mode 100644
index 65647de0e8b..00000000000
--- a/src/mame/drivers/epic14e.cpp
+++ /dev/null
@@ -1,254 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:AJR
-/***************************************************************************
-
- Skeleton driver for Epic 14E video display terminal.
-
- This green-screen terminal emulates the TeleVideo 925. It was later
- acquired by ADDS and rereleased as the Viewpoint/925+.
-
-***************************************************************************/
-
-#include "emu.h"
-//#include "bus/rs232/rs232.h"
-#include "cpu/m6502/m6502.h"
-#include "cpu/mcs48/mcs48.h"
-#include "machine/input_merger.h"
-#include "machine/6522via.h"
-#include "machine/mos6551.h"
-#include "video/scn2674.h"
-#include "screen.h"
-
-class epic14e_state : public driver_device
-{
-public:
- epic14e_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag)
- , m_maincpu(*this, "maincpu")
- , m_via(*this, "via")
- , m_charram(*this, "charram")
- , m_attrram(*this, "attrram")
- , m_chargen(*this, "chargen")
- , m_dsw(*this, "DSW%u", 1U)
- {
- }
-
- void epic14e(machine_config &config);
-
-private:
- SCN2672_DRAW_CHARACTER_MEMBER(draw_character);
-
- u8 vram_r(offs_t offset);
- void vram_w(offs_t offset, u8 data);
-
- void cpu_map(address_map &map);
- void char_map(address_map &map);
- void attr_map(address_map &map);
-
- required_device<m6502_device> m_maincpu;
- required_device<via6522_device> m_via;
- required_shared_ptr<u8> m_charram;
- required_shared_ptr<u8> m_attrram;
- required_region_ptr<u8> m_chargen;
- required_ioport_array<3> m_dsw;
-};
-
-
-SCN2672_DRAW_CHARACTER_MEMBER(epic14e_state::draw_character)
-{
- const u8 chardata = m_chargen[charcode << 4 | linecount];
- u16 dots = ((chardata & 0x7f) << 2) | (BIT(chardata, 7) ? 3 : 0);
-
- for (int i = 0; i < 9; i++)
- {
- bitmap.pix(y, x++) = BIT(dots, 8) ? rgb_t::white() : rgb_t::black();
- dots <<= 1;
- }
-}
-
-
-u8 epic14e_state::vram_r(offs_t offset)
-{
- return (BIT(offset, 0) ? m_charram : m_attrram)[offset >> 1];
-}
-
-void epic14e_state::vram_w(offs_t offset, u8 data)
-{
- (BIT(offset, 0) ? m_charram : m_attrram)[offset >> 1] = data;
-}
-
-void epic14e_state::cpu_map(address_map &map)
-{
- map(0x0000, 0x07ff).ram();
- map(0x2000, 0x3fff).rw(FUNC(epic14e_state::vram_r), FUNC(epic14e_state::vram_w));
- map(0x6000, 0x6007).rw("pvtc", FUNC(scn2672_device::read), FUNC(scn2672_device::write));
- map(0x8000, 0x8003).rw("acia1", FUNC(mos6551_device::read), FUNC(mos6551_device::write));
- map(0x9000, 0x9003).rw("acia2", FUNC(mos6551_device::read), FUNC(mos6551_device::write));
- map(0xa010, 0xa01f).m(m_via, FUNC(via6522_device::map));
- map(0xe000, 0xffff).rom().region("program", 0);
-}
-
-void epic14e_state::char_map(address_map &map)
-{
- map(0x0000, 0x0fff).ram().share("charram");
-}
-
-void epic14e_state::attr_map(address_map &map)
-{
- map(0x0000, 0x0fff).ram().share("attrram");
-}
-
-
-static INPUT_PORTS_START(epic14e)
- PORT_START("DSW1")
- PORT_DIPNAME(0x001, 0x001, "Modem Stop Bits") PORT_DIPLOCATION("SW1:1")
- PORT_DIPSETTING(0x001, "1")
- PORT_DIPSETTING(0x000, "2")
- PORT_DIPNAME(0x002, 0x002, "Modem Data Bits") PORT_DIPLOCATION("SW1:2")
- PORT_DIPSETTING(0x000, "7")
- PORT_DIPSETTING(0x002, "8")
- PORT_DIPNAME(0x004, 0x004, "Modem Protocol") PORT_DIPLOCATION("SW1:3")
- PORT_DIPSETTING(0x004, "X-ON/X-OFF")
- PORT_DIPSETTING(0x000, "CTS")
- PORT_DIPNAME(0x078, 0x040, "Modem Baud Rate") PORT_DIPLOCATION("SW1:4,5,6,7")
- PORT_DIPSETTING(0x038, "50")
- PORT_DIPSETTING(0x058, "75")
- PORT_DIPSETTING(0x018, "110")
- PORT_DIPSETTING(0x068, "135")
- PORT_DIPSETTING(0x028, "150")
- PORT_DIPSETTING(0x048, "300")
- PORT_DIPSETTING(0x008, "600")
- PORT_DIPSETTING(0x070, "1200")
- PORT_DIPSETTING(0x030, "1800")
- PORT_DIPSETTING(0x050, "2400")
- PORT_DIPSETTING(0x010, "3600")
- PORT_DIPSETTING(0x060, "4800")
- PORT_DIPSETTING(0x020, "7200")
- PORT_DIPSETTING(0x040, "9600")
- PORT_DIPSETTING(0x000, "19200")
- PORT_DIPNAME(0x380, 0x380, "Modem Parity") PORT_DIPLOCATION("SW1:8,9,10")
- PORT_DIPSETTING(0x380, "Disable")
- PORT_DIPSETTING(0x180, "Odd")
- PORT_DIPSETTING(0x080, "Even")
- PORT_DIPSETTING(0x100, "Mark")
- PORT_DIPSETTING(0x000, "Space")
-
- PORT_START("DSW2")
- PORT_DIPNAME(0x001, 0x001, "Auxiliary Stop Bits") PORT_DIPLOCATION("SW2:1")
- PORT_DIPSETTING(0x001, "1")
- PORT_DIPSETTING(0x000, "2")
- PORT_DIPNAME(0x002, 0x002, "Auxiliary Data Bits") PORT_DIPLOCATION("SW2:2")
- PORT_DIPSETTING(0x000, "7")
- PORT_DIPSETTING(0x002, "8")
- PORT_DIPNAME(0x004, 0x004, "Auxiliary Protocol") PORT_DIPLOCATION("SW2:3")
- PORT_DIPSETTING(0x004, "X-ON/X-OFF")
- PORT_DIPSETTING(0x000, "DTR")
- PORT_DIPNAME(0x078, 0x040, "Auxiliary Baud Rate") PORT_DIPLOCATION("SW1:4,5,6,7")
- PORT_DIPSETTING(0x038, "50")
- PORT_DIPSETTING(0x058, "75")
- PORT_DIPSETTING(0x018, "110")
- PORT_DIPSETTING(0x068, "135")
- PORT_DIPSETTING(0x028, "150")
- PORT_DIPSETTING(0x048, "300")
- PORT_DIPSETTING(0x008, "600")
- PORT_DIPSETTING(0x070, "1200")
- PORT_DIPSETTING(0x030, "1800")
- PORT_DIPSETTING(0x050, "2400")
- PORT_DIPSETTING(0x010, "3600")
- PORT_DIPSETTING(0x060, "4800")
- PORT_DIPSETTING(0x020, "7200")
- PORT_DIPSETTING(0x040, "9600")
- PORT_DIPSETTING(0x000, "19200")
- PORT_DIPNAME(0x380, 0x380, "Auxiliary Parity") PORT_DIPLOCATION("SW2:8,9,10")
- PORT_DIPSETTING(0x380, "Disable")
- PORT_DIPSETTING(0x180, "Odd")
- PORT_DIPSETTING(0x080, "Even")
- PORT_DIPSETTING(0x100, "Mark")
- PORT_DIPSETTING(0x000, "Space")
-
- PORT_START("DSW3")
- PORT_DIPNAME(0x003, 0x003, "Communications Mode") PORT_DIPLOCATION("SW3:1,2")
- PORT_DIPSETTING(0x003, "Full Duplex")
- PORT_DIPSETTING(0x001, "Half Duplex")
- PORT_DIPSETTING(0x002, "Block")
- PORT_DIPSETTING(0x000, "Local")
- PORT_DIPNAME(0x004, 0x004, "Screen Mode") PORT_DIPLOCATION("SW3:3")
- PORT_DIPSETTING(0x004, "Green on Black")
- PORT_DIPSETTING(0x000, "Black on Green")
- PORT_DIPNAME(0x008, 0x008, "Key Click") PORT_DIPLOCATION("SW3:4")
- PORT_DIPSETTING(0x008, DEF_STR(Off))
- PORT_DIPSETTING(0x000, DEF_STR(On))
- PORT_DIPNAME(0x010, 0x010, "Screen Refresh") PORT_DIPLOCATION("SW3:5")
- PORT_DIPSETTING(0x000, "50 Hz")
- PORT_DIPSETTING(0x010, "60 Hz")
- PORT_DIPNAME(0x020, 0x020, "Terminal Emulation") PORT_DIPLOCATION("SW3:6")
- PORT_DIPSETTING(0x020, "Epic 14E")
- PORT_DIPSETTING(0x000, "Other")
- PORT_DIPNAME(0x040, 0x040, "Page/Line Attributes") PORT_DIPLOCATION("SW3:7")
- PORT_DIPSETTING(0x040, "Page")
- PORT_DIPSETTING(0x000, "Line")
- PORT_DIPNAME(0x080, 0x080, "Edit Keys") PORT_DIPLOCATION("SW3:8")
- PORT_DIPSETTING(0x080, "Transmitted")
- PORT_DIPSETTING(0x000, "Local")
- PORT_DIPNAME(0x100, 0x100, "Return Key") PORT_DIPLOCATION("SW3:9")
- PORT_DIPSETTING(0x100, "CR")
- PORT_DIPSETTING(0x000, "CR/LF")
- PORT_DIPNAME(0x200, 0x200, "CRT Saver") PORT_DIPLOCATION("SW3:10")
- PORT_DIPSETTING(0x200, DEF_STR(Off))
- PORT_DIPSETTING(0x000, DEF_STR(On))
-INPUT_PORTS_END
-
-
-void epic14e_state::epic14e(machine_config &config)
-{
- M6502(config, m_maincpu, 17.01_MHz_XTAL / 9); // SY6502A (1.89 MHz confirmed)
- m_maincpu->set_addrmap(AS_PROGRAM, &epic14e_state::cpu_map);
-
- INPUT_MERGER_ANY_HIGH(config, "mainirq").output_handler().set_inputline(m_maincpu, m6502_device::IRQ_LINE);
-
- VIA6522(config, m_via, 17.01_MHz_XTAL / 9); // SY6522A
- m_via->irq_handler().set("mainirq", FUNC(input_merger_device::in_w<0>));
-
- I8748(config, "keybmcu", 4608000).set_disable();
-
- screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
- screen.set_color(rgb_t::green());
- screen.set_raw(17.01_MHz_XTAL, 900, 0, 720, 315, 0, 300);
- screen.set_screen_update("pvtc", FUNC(scn2672_device::screen_update));
-
- scn2672_device &pvtc(SCN2672(config, "pvtc", 17.01_MHz_XTAL / 9));
- pvtc.intr_callback().set_inputline(m_maincpu, m6502_device::NMI_LINE);
- pvtc.set_character_width(9);
- pvtc.set_display_callback(FUNC(epic14e_state::draw_character));
- pvtc.set_addrmap(0, &epic14e_state::char_map);
- pvtc.set_addrmap(1, &epic14e_state::attr_map);
- pvtc.set_screen("screen");
- // TODO: Serial keyboard clocked at 60 Hz frame rate
-
- mos6551_device &acia1(MOS6551(config, "acia1", 17.01_MHz_XTAL / 9)); // SY6551A
- acia1.set_xtal(1.8432_MHz_XTAL);
- acia1.irq_handler().set("mainirq", FUNC(input_merger_device::in_w<1>));
-
- mos6551_device &acia2(MOS6551(config, "acia2", 17.01_MHz_XTAL / 9)); // SY6551A
- acia2.set_xtal(1.8432_MHz_XTAL); // each ACIA has its own XTAL
- acia2.irq_handler().set("mainirq", FUNC(input_merger_device::in_w<2>));
-
- //RS232_PORT(config, "modem", default_rs232_devices, nullptr);
- //RS232_PORT(config, "aux", default_rs232_devices, nullptr);
-}
-
-
-ROM_START(epic14e)
- ROM_REGION(0x2000, "program", 0)
- ROM_LOAD("u6.bin", 0x0000, 0x1000, CRC(014b5da0) SHA1(190c2d48c6928d143458ba094f785d40ac29f2c0))
- ROM_LOAD("u13.bin", 0x1000, 0x1000, CRC(2b406a88) SHA1(e619cc020ab5eabad99967b27cb969ceb191f5ee))
-
- ROM_REGION(0x1000, "chargen", 0)
- ROM_LOAD("u24.bin", 0x0000, 0x1000, CRC(da409f03) SHA1(5a90a6b865dad20dc3f455448670b4f5baa55028))
-
- ROM_REGION(0x0400, "keybmcu", 0)
- ROM_LOAD("246.bin", 0x0000, 0x0400, NO_DUMP)
-ROM_END
-
-
-COMP(1982, epic14e, 0, 0, epic14e, epic14e, epic14e_state, empty_init, "Epic Computer Products", "Epic 14E (v1.0)", MACHINE_IS_SKELETON)