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Human Designed Systems HDS200 [Bitsavers]
This commit is contained in:
Dirk Best 2021-12-07 10:38:26 +01:00
parent 671e1e8404
commit 3d666945e0
5 changed files with 188 additions and 0 deletions
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6
scripts/target/mame/mess.lua
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@ -1283,6 +1283,7 @@ function linkProjects_mame_mess(_target, _subtarget)
"grundy",
"h01x",
"hartung",
"hds",
"heathkit",
"hec2hrp",
"hegener",
@ -2569,6 +2570,11 @@ files {
MAME_DIR .. "src/mame/drivers/gmaster.cpp",
}
createMESSProjects(_target, _subtarget, "hds")
files {
MAME_DIR .. "src/mame/drivers/hds200.cpp",
}
createMESSProjects(_target, _subtarget, "heathkit")
files {
MAME_DIR .. "src/mame/drivers/et3400.cpp",

2
src/emu/xtal.cpp
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@ -327,6 +327,7 @@ const double XTAL::known_xtals[] = {
22'464'000, /* 22.464_MHz_XTAL CIT-101 132-column display clock */
22'579'000, /* 22.579_MHz_XTAL Sega System H1 SCSP clock */
22'656'000, /* 22.656_MHz_XTAL Super Pinball Action (~1440x NTSC line rate) */
22'680'000, /* 22.680_MHz_XTAL HDS200 80-columns display clock */
22'896'000, /* 22.896_MHz_XTAL DEC VT220 132-column display clock */
23'200'000, /* 23.2_MHz_XTAL Roland JV-80 & JV-880 PCM clock */
23'814'000, /* 23.814_MHz_XTAL TeleVideo TVI-912, 920 & 950 */
@ -402,6 +403,7 @@ const double XTAL::known_xtals[] = {
34'000'000, /* 34_MHz_XTAL Gaelco PCBs */
34'291'712, /* 34.291712_MHz_XTAL Fairlight CMI master card */
34'846'000, /* 34.846_MHz_XTAL Visual 550 */
35'640'000, /* 35.640_MHz_XTAL HDS200 132-column display clock */
35'834'400, /* 35.8344_MHz_XTAL Tab Products E-22 132-column display clock */
35'840'000, /* 35.84_MHz_XTAL Akai MPC 60 voice PCB */
35'904'000, /* 35.904_MHz_XTAL Used on HP98543 graphics board */

176
src/mame/drivers/hds200.cpp Normal file
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@ -0,0 +1,176 @@
// license: BSD-3-Clause
// copyright-holders: Dirk Best
/***************************************************************************
Human Designed Systems HDS200
ANSI/DEC-compatbile terminal
Hardware:
- Z80A (Z8400APS)
- Z80A DMA (Z8410APS)
- 2x SCN2681A
- SCN2674B
- 2x TMM2016BP-90 (2k)
- 1x TMM2016AP-10 (2k)
- MK48Z02B-25 (2k)
- XTAL 3.6864 MHz (next go DUARTs)
- XTAL 8 MHz (CPU)
- XTAL 22.680 MHz and 35.640 MHz (video)
TODO:
- Everything
Notes:
-
***************************************************************************/
#include "emu.h"
#include "cpu/z80/z80.h"
#include "machine/mc68681.h"
#include "machine/z80dma.h"
#include "machine/nvram.h"
#include "video/scn2674.h"
#include "emupal.h"
#include "screen.h"
namespace {
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class hds200_state : public driver_device
{
public:
hds200_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_screen(*this, "screen"),
m_avdc(*this, "avdc")
{ }
void hds200(machine_config &config);
protected:
virtual void machine_start() override;
private:
void mem_map(address_map &map);
void io_map(address_map &map);
required_device<z80_device> m_maincpu;
required_device<screen_device> m_screen;
required_device<scn2674_device> m_avdc;
};
//**************************************************************************
// ADDRESS MAPS
//**************************************************************************
void hds200_state::mem_map(address_map &map)
{
map(0x0000, 0x5fff).rom().region("maincpu", 0);
map(0x6000, 0x7fff).ram();
map(0x8000, 0x9fff).ram();
map(0xa000, 0xbfff).ram();
}
void hds200_state::io_map(address_map &map)
{
map.global_mask(0xff);
map(0x60, 0x67).rw(m_avdc, FUNC(scn2674_device::read), FUNC(scn2674_device::write));
}
//**************************************************************************
// VIDEO EMULATION
//**************************************************************************
static const gfx_layout char_layout =
{
8,16,
RGN_FRAC(1,1),
1,
{ 0 },
{ STEP8(0,1) },
{ STEP16(0,8) },
8*16
};
static GFXDECODE_START(chars)
GFXDECODE_ENTRY("chargen", 0, char_layout, 0, 1)
GFXDECODE_END
//**************************************************************************
// MACHINE EMULATION
//**************************************************************************
void hds200_state::machine_start()
{
}
//**************************************************************************
// MACHINE DEFINTIONS
//**************************************************************************
void hds200_state::hds200(machine_config &config)
{
Z80(config, m_maincpu, 8_MHz_XTAL / 2); // divider not verified
m_maincpu->set_addrmap(AS_PROGRAM, &hds200_state::mem_map);
m_maincpu->set_addrmap(AS_IO, &hds200_state::io_map);
// NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0);
Z80DMA(config, "z80dma", 8_MHz_XTAL / 2); // divider not verified
SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
m_screen->set_color(rgb_t::amber());
m_screen->set_raw(22.680_MHz_XTAL, 1008, 0, 720, 375, 0, 350); // 80-column mode
m_screen->set_screen_update(m_avdc, FUNC(scn2674_device::screen_update));
PALETTE(config, "palette", palette_device::MONOCHROME);
GFXDECODE(config, "gfxdecode", "palette", chars);
SCN2674(config, m_avdc, 22.680_MHz_XTAL / 9);
m_avdc->set_character_width(9);
m_avdc->set_screen("screen");
SCN2681(config, "duart1", 3.6864_MHz_XTAL);
SCN2681(config, "duart2", 3.6864_MHz_XTAL);
}
//**************************************************************************
// ROM DEFINITIONS
//**************************************************************************
ROM_START( hds200 )
ROM_REGION(0x8000, "maincpu", 0)
ROM_LOAD("u78.bin", 0x0000, 0x2000, CRC(518cfeb7) SHA1(3c214dede545a2a991fdd77311b3474b01b2123f))
ROM_LOAD("u79.bin", 0x2000, 0x2000, CRC(3a765c8a) SHA1(8ffb5fb07b086ac725f22c2643ecd2e061130b57))
ROM_LOAD("u80.bin", 0x4000, 0x2000, CRC(f72dfeeb) SHA1(7e09b8f0df8384f6b5c4d29cd59fa31f743de8b8))
ROM_LOAD("u81.bin", 0x6000, 0x2000, CRC(b3f430be) SHA1(dd5503de46c7f00f2e376104dff13224026f5870))
ROM_REGION(0x2000, "chargen", ROMREGION_INVERT)
ROM_LOAD("u56.bin", 0x0000, 0x2000, CRC(cd268bff) SHA1(42f2aa3f51ae53e5cbcb57f974e99b24bca5f56f))
ROM_END
} // anonymous namespace
//**************************************************************************
// SYSTEM DRIVERS
//**************************************************************************
// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
COMP( 198?, hds200, 0, 0, hds200, 0, hds200_state, empty_init, "Human Designed Systems", "HDS200", MACHINE_IS_SKELETON )

3
src/mame/mame.lst
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@ -16281,6 +16281,9 @@ hcastle // GX768 (c) 1988
hcastlee // GX768 (c) 1988
hcastlek // GX768 (c) 1988
@source:hds200.cpp
hds200 // (c) Human Developed Systems
@source:headonb.cpp
blackhol
foolrace // bootleg

1
src/mame/mess.flt
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@ -395,6 +395,7 @@ harriet.cpp
hawk.cpp
hazeltin.cpp
hazl1420.cpp
hds200.cpp
hec2hrp.cpp
hektor.cpp
hhtiger.cpp