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Diffstat (limited to 'src/mame/drivers/ipds.c')
-rw-r--r--src/mame/drivers/ipds.c168
1 files changed, 168 insertions, 0 deletions
diff --git a/src/mame/drivers/ipds.c b/src/mame/drivers/ipds.c
new file mode 100644
index 00000000000..4b25d00bebc
--- /dev/null
+++ b/src/mame/drivers/ipds.c
@@ -0,0 +1,168 @@
+// license:BSD-3-Clause
+// copyright-holders:Robbbert
+/***************************************************************************
+
+ Intel iPDS
+
+ 17/12/2009 Skeleton driver.
+
+****************************************************************************/
+
+#include "emu.h"
+#include "cpu/i8085/i8085.h"
+#include "video/i8275.h"
+#include "machine/keyboard.h"
+
+#define KEYBOARD_TAG "keyboard"
+
+class ipds_state : public driver_device
+{
+public:
+ ipds_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_crtc(*this, "i8275"),
+ m_palette(*this, "palette")
+ {
+ }
+
+ required_device<cpu_device> m_maincpu;
+ required_device<i8275_device> m_crtc;
+ required_device<palette_device> m_palette;
+ DECLARE_READ8_MEMBER(ipds_b0_r);
+ DECLARE_READ8_MEMBER(ipds_b1_r);
+ DECLARE_READ8_MEMBER(ipds_c0_r);
+ DECLARE_WRITE8_MEMBER(ipds_b1_w);
+ DECLARE_WRITE8_MEMBER(kbd_put);
+ I8275_DRAW_CHARACTER_MEMBER( crtc_display_pixels );
+ UINT8 m_term_data;
+ virtual void machine_reset();
+};
+
+READ8_MEMBER( ipds_state::ipds_b0_r )
+{
+ if (m_term_data)
+ return 0xc0;
+ else
+ return 0x80;
+}
+
+READ8_MEMBER( ipds_state::ipds_b1_r )
+{
+ UINT8 ret = m_term_data;
+ m_term_data = 0;
+ return ret;
+}
+
+READ8_MEMBER( ipds_state::ipds_c0_r ) { return 0x55; }
+
+WRITE8_MEMBER( ipds_state::ipds_b1_w )
+{
+}
+
+static ADDRESS_MAP_START(ipds_mem, AS_PROGRAM, 8, ipds_state)
+ ADDRESS_MAP_UNMAP_HIGH
+ AM_RANGE(0x0000, 0x07ff) AM_ROM
+ AM_RANGE(0x0800, 0xffff) AM_RAM
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( ipds_io, AS_IO, 8, ipds_state)
+ ADDRESS_MAP_GLOBAL_MASK(0xff)
+ ADDRESS_MAP_UNMAP_HIGH
+ AM_RANGE(0xb0, 0xb0) AM_READ(ipds_b0_r)
+ AM_RANGE(0xb1, 0xb1) AM_READWRITE(ipds_b1_r,ipds_b1_w)
+ AM_RANGE(0xc0, 0xc0) AM_READ(ipds_c0_r)
+ADDRESS_MAP_END
+
+/* Input ports */
+static INPUT_PORTS_START( ipds )
+INPUT_PORTS_END
+
+void ipds_state::machine_reset()
+{
+}
+
+I8275_DRAW_CHARACTER_MEMBER( ipds_state::crtc_display_pixels )
+{
+ int i;
+ const rgb_t *palette = m_palette->palette()->entry_list_raw();
+ UINT8 *charmap = memregion("chargen")->base();
+ UINT8 pixels = charmap[(linecount & 7) + (charcode << 3)] ^ 0xff;
+
+ if (vsp)
+ pixels = 0;
+
+ if (lten)
+ pixels = 0xff;
+
+ if (rvv)
+ pixels ^= 0xff;
+
+ for(i=0;i<6;i++)
+ bitmap.pix32(y, x + i) = palette[(pixels >> (5-i)) & 1 ? (hlgt ? 2 : 1) : 0];
+}
+
+/* F4 Character Displayer */
+static const gfx_layout ipds_charlayout =
+{
+ 8, 11, /* 8 x 11 characters */
+ 128, /* 128 characters */
+ 1, /* 1 bits per pixel */
+ { 0 }, /* no bitplanes */
+ /* x offsets */
+ { 0, 1, 2, 3, 4, 5, 6, 7 },
+ /* y offsets */
+ { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 9*8, 10*8 },
+ 8*16 /* every char takes 16 bytes */
+};
+
+static GFXDECODE_START( ipds )
+ GFXDECODE_ENTRY( "chargen", 0x0000, ipds_charlayout, 0, 1 )
+GFXDECODE_END
+
+
+WRITE8_MEMBER( ipds_state::kbd_put )
+{
+ m_term_data = data;
+}
+
+static MACHINE_CONFIG_START( ipds, ipds_state )
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu",I8085A, XTAL_19_6608MHz / 4)
+ MCFG_CPU_PROGRAM_MAP(ipds_mem)
+ MCFG_CPU_IO_MAP(ipds_io)
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_UPDATE_DEVICE("i8275", i8275_device, screen_update)
+ MCFG_SCREEN_REFRESH_RATE(50)
+ MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
+ MCFG_SCREEN_SIZE(640, 480)
+ MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 480-1)
+ MCFG_GFXDECODE_ADD("gfxdecode", "palette", ipds)
+ MCFG_PALETTE_ADD_MONOCHROME_GREEN("palette")
+
+ MCFG_DEVICE_ADD("i8275", I8275, XTAL_19_6608MHz / 4)
+ MCFG_I8275_CHARACTER_WIDTH(6)
+ MCFG_I8275_DRAW_CHARACTER_CALLBACK_OWNER(ipds_state, crtc_display_pixels)
+
+ MCFG_DEVICE_ADD(KEYBOARD_TAG, GENERIC_KEYBOARD, 0)
+ MCFG_GENERIC_KEYBOARD_CB(WRITE8(ipds_state, kbd_put))
+MACHINE_CONFIG_END
+
+/* ROM definition */
+ROM_START( ipds )
+ ROM_REGION( 0x10000, "maincpu", 0 )
+ ROM_LOAD( "164180.bin", 0x0000, 0x0800, CRC(10ba23ce) SHA1(67a9d03a08cdd7c70a867fb7e069703c7a0b9094) )
+
+ ROM_REGION( 0x10000, "slavecpu", ROMREGION_ERASEFF )
+ ROM_LOAD( "164196.bin", 0x0000, 0x1000, CRC(d3e18bc6) SHA1(01bc233be154bdfea9e8015839c5885cdaa08f11) )
+
+ ROM_REGION(0x0800, "chargen",0)
+ ROM_LOAD( "163642.bin", 0x0000, 0x0800, CRC(3d81b2d1) SHA1(262a42920f15f1156ad0717c876cc0b2ed947ec5) )
+ROM_END
+
+/* Driver */
+
+/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
+COMP( 1982, ipds, 0, 0, ipds, ipds, driver_device, 0, "Intel", "iPDS", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)