summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/drivers/pda600.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/drivers/pda600.cpp')
-rw-r--r--src/mame/drivers/pda600.cpp247
1 files changed, 0 insertions, 247 deletions
diff --git a/src/mame/drivers/pda600.cpp b/src/mame/drivers/pda600.cpp
deleted file mode 100644
index 31d0054973a..00000000000
--- a/src/mame/drivers/pda600.cpp
+++ /dev/null
@@ -1,247 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Sandro Ronco
-/***************************************************************************
-
- Amstrad PenPad PDA 600
-
- 05/11/2009 Skeleton driver.
-
- Hardware info:
- U1: CPU
- Z8S180
- Enhanced Z80 CPU
- 1 MB MMU
- 2 DMAs
- 2 UARTs (up to 512 Kbps)
- Two 16-Bit Timers
- Clock Serial I/O
-
- U2: ROM
- contains OS (binary and disassembled source)
- apparently compatible to 27C1001 (128K*8)
-
- U3: RAM
- 128K RAM, static
- U4: RTC
- U5: Amstrad ASIC (unknown functionality )
- U6, U7, U8, U9: Multiplexer
- quad channel dual multiplexer
- U11: RAM
- 32K RAM, static
- U12: LCD Controller
- U21: 5V StepUp converter voltage converter
- U27: OA quad operational amplifier
- U30: RS232 Driver
- U31: Amstrad ASIC
- U32: FlipFlop Octal D-Flip-Flop
- U33: RAM
- 32K RAM, static
- U35: Tone Dialer
- generates DTMF frequencies
- U36: unknown
- U37: Nand
- Dual Quad-Input Nand
- U43: Bus Buffer
- Octal Bus Buffer
-
- Connectors:
- LCD
- Digitizer
- Serial
- PCMCIA
-
- Additional info:
- Two Z8 for power management and character recognition
-
-****************************************************************************/
-
-#include "emu.h"
-#include "cpu/z180/z180.h"
-#include "machine/nvram.h"
-#include "machine/hd64610.h"
-#include "emupal.h"
-#include "screen.h"
-
-
-class pda600_state : public driver_device
-{
-public:
- pda600_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag)
- , m_maincpu(*this, "maincpu")
- {
- }
-
- void pda600(machine_config &config);
-
-private:
- required_device<cpu_device> m_maincpu;
-
- virtual void video_start() override;
- virtual void machine_reset() override;
- uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
-
- uint8_t * m_video_ram;
- void pda600_io(address_map &map);
- void pda600_mem(address_map &map);
-};
-
-
-void pda600_state::pda600_mem(address_map &map)
-{
- map.unmap_value_high();
- map(0x00000, 0x1ffff).rom();
- //map(0x20000, 0x9ffff).ram(); // PCMCIA Card
- map(0xa0000, 0xa7fff).ram().region("videoram", 0);
- map(0xe0000, 0xfffff).ram().region("mainram", 0).share("nvram");
-}
-
-void pda600_state::pda600_io(address_map &map)
-{
- map.unmap_value_high();
- map.global_mask(0xff);
- map(0x00, 0x3f).noprw(); /* Z180 internal registers */
- //map(0x40, 0x7f).noprw(); /* Z180 internal registers */
- map(0x80, 0x8f).rw("rtc", FUNC(hd64610_device::read), FUNC(hd64610_device::write));
- //map(0xc0, 0xc1).noprw(); /* LCD */
-}
-
-/* Input ports */
-static INPUT_PORTS_START( pda600 )
-INPUT_PORTS_END
-
-
-void pda600_state::machine_reset()
-{
- // the PDA600 soon after start waits for something from the Z180 CSIO, I do not know exactly for what
- // the CSIO is used and for now I forced the CNTR End-Flag bit to 1 for allow the emulation to continue.
- m_maincpu->set_state_int(Z180_CNTR, m_maincpu->state_int(Z180_CNTR) | 0x80);
-}
-
-void pda600_state::video_start()
-{
- m_video_ram = memregion("videoram")->base();
-}
-
-uint32_t pda600_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
-{
- for (int y=0; y<320; y++)
- for (int x=0; x<30; x++)
- {
- uint8_t data = m_video_ram[y*30 + x];
-
- for (int px=0; px<8; px++)
- {
- bitmap.pix16(y, (x * 8) + px) = BIT(data, 7);
- data <<= 1;
- }
- }
-
- return 0;
-}
-
-static const gfx_layout pda600_charlayout_8 =
-{
- 8, 8,
- 49,
- 1,
- { 0 },
- { 0,1,2,3,4,5,6,7 },
- { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
- 8*8
-};
-
-static const gfx_layout pda600_charlayout_13 =
-{
- 8, 13,
- 123,
- 1,
- { 0 },
- { 0,1,2,3,4,5,6,7 },
- { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 8*9, 8*10, 8*11, 8*12 },
- 8*13
-};
-
-static const gfx_layout pda600_charlayout_13a =
-{
- 8, 13,
- 132,
- 1,
- { 0 },
- { 0,1,2,3,4,5,6,7 },
- { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 8*9, 8*10, 8*11, 8*12 },
- 8*13
-};
-
-static const gfx_layout pda600_charlayout_19 =
-{
- 8, 19,
- 32,
- 1,
- { 0 },
- { 0,1,2,3,4,5,6,7 },
- { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 8*9, 8*10, 8*11, 8*12, 8*13, 8*14, 8*15, 8*16, 8*17, 8*18 },
- 8*19
-};
-
-static const gfx_layout pda600_charlayout_19a =
-{
- 8, 19,
- 11,
- 1,
- { 0 },
- { 0,1,2,3,4,5,6,7 },
- { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 8*9, 8*10, 8*11, 8*12, 8*13, 8*14, 8*15, 8*16, 8*17, 8*18 },
- 8*19
-};
-
-static GFXDECODE_START( gfx_pda600 )
- GFXDECODE_ENTRY( "maincpu", 0x45cd, pda600_charlayout_19, 0, 1 )
- GFXDECODE_ENTRY( "maincpu", 0x4892, pda600_charlayout_19a, 0, 1 )
- GFXDECODE_ENTRY( "maincpu", 0x4d73, pda600_charlayout_8, 0, 1 )
- GFXDECODE_ENTRY( "maincpu", 0x5b8f, pda600_charlayout_13, 0, 1 )
- GFXDECODE_ENTRY( "maincpu", 0x61d3, pda600_charlayout_13a, 0, 1 )
-GFXDECODE_END
-
-
-void pda600_state::pda600(machine_config &config)
-{
- /* basic machine hardware */
- Z8S180(config, m_maincpu, XTAL(14'318'181));
- m_maincpu->set_addrmap(AS_PROGRAM, &pda600_state::pda600_mem);
- m_maincpu->set_addrmap(AS_IO, &pda600_state::pda600_io);
-
- /* video hardware */
- screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD));
- screen.set_refresh_hz(50);
- screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */
- screen.set_size(240, 320);
- screen.set_visarea(0, 240-1, 0, 320-1);
- screen.set_screen_update(FUNC(pda600_state::screen_update));
- screen.set_palette("palette");
-
- GFXDECODE(config, "gfxdecode", "palette", gfx_pda600);
- PALETTE(config, "palette", palette_device::MONOCHROME);
-
- // NVRAM needs to be filled with random data to fail the checksum and be initialized correctly
- NVRAM(config, "nvram", nvram_device::DEFAULT_RANDOM);
-
- HD64610(config, "rtc", XTAL(32'768));
-}
-
-/* ROM definition */
-ROM_START( pda600 )
- ROM_REGION( 0x20000, "maincpu", ROMREGION_ERASEFF )
- ROM_LOAD( "pdarom.bin", 0x00000, 0x20000, CRC(f793a6c5) SHA1(ab14b0fdcedb927c66357368a2bfff605ba758fb))
-
- // 128KB RAM
- ROM_REGION( 0x20000, "mainram", ROMREGION_ERASE )
-
- // 32KB Video RAM
- ROM_REGION( 0x8000, "videoram", ROMREGION_ERASE )
-ROM_END
-
-/* Driver */
-
-/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */
-COMP( 1993, pda600, 0, 0, pda600, pda600, pda600_state, empty_init, "Amstrad plc", "PenPad PDA 600", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)