// license:BSD-3-Clause // copyright-holders:Robbbert /*************************************************************************** IBM 3153 Terminal. 2016-05-04 Skeleton driver. A green-screen terminal with a beeper. Chip complement: U1 K6T0808C10-DB70 (32k static ram) U2 D-80C32-16 (cpu) U3 DM74LS373N U5 LM339N U6 DM74LS125AN U7 K6T0808C10-DB70 (ram) U8 K6T0808C10-DB70 (ram) U9 598-0013040 6491 3.19 (boot rom) U10 DS1488N U11 74LS377N U12 DS1489AN U13 LSI VICTOR 006-9802760 REV B WDB36003 Y9936 (video processor) U14 74F00PC U16 DM74LS125AN U17 DS1488N U18 DS1489AN U25 SN74F04N U100 74F07N Crystals: Y1 16.000 MHz Y2 65.089 MHz Y3 44.976 MHz ToDo: - Everything! ****************************************************************************/ #include "emu.h" #include "cpu/mcs51/mcs51.h" #include "screen.h" class ibm3153_state : public driver_device { public: ibm3153_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") , m_p_chargen(*this, "chargen") { } DECLARE_PALETTE_INIT(ibm3153); uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); void ibm3153(machine_config &config); void io_map(address_map &map); void mem_map(address_map &map); private: virtual void machine_reset() override; required_device m_maincpu; required_region_ptr m_p_chargen; }; void ibm3153_state::mem_map(address_map &map) { map.unmap_value_high(); map(0x00000, 0x0ffff).rom().region("user1", 0); } void ibm3153_state::io_map(address_map &map) { map(0x0000, 0xffff).ram(); //ADDRESS_MAP_UNMAP_HIGH //ADDRESS_MAP_GLOBAL_MASK(0xff) } /* Input ports */ static INPUT_PORTS_START( ibm3153 ) INPUT_PORTS_END uint32_t ibm3153_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { return 0; } PALETTE_INIT_MEMBER( ibm3153_state, ibm3153 ) { palette.set_pen_color(0, 0, 0, 0 ); /* Black */ palette.set_pen_color(1, 0, 255, 0 ); /* Full */ palette.set_pen_color(2, 0, 128, 0 ); /* Dimmed */ } void ibm3153_state::machine_reset() { } MACHINE_CONFIG_START(ibm3153_state::ibm3153) /* basic machine hardware */ MCFG_DEVICE_ADD("maincpu", I80C32, XTAL(16'000'000)) // no idea of clock MCFG_DEVICE_PROGRAM_MAP(mem_map) MCFG_DEVICE_IO_MAP(io_map) /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(60) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ MCFG_SCREEN_UPDATE_DRIVER(ibm3153_state, screen_update) MCFG_SCREEN_SIZE(640, 240) MCFG_SCREEN_VISIBLE_AREA(0, 639, 0, 239) MCFG_SCREEN_PALETTE("palette") MCFG_PALETTE_ADD("palette", 3) MCFG_PALETTE_INIT_OWNER(ibm3153_state, ibm3153) MACHINE_CONFIG_END /* ROM definition */ ROM_START( ibm3153 ) ROM_REGION( 0x40000, "user1", 0 ) ROM_LOAD("598-0013040_6491_3.19.u9", 0x0000, 0x040000, CRC(7092d690) SHA1(a23a5bd5eae90e9b31fa32ef4be1258612eaaa0a) ) ROM_REGION( 0x2000, "chargen", 0 ) ROM_LOAD( "char.bin", 0x0000, 0x2000, NO_DUMP ) // probably inside the video processor ROM_END /* Driver */ // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS COMP( 1999?, ibm3153, 0, 0, ibm3153, ibm3153, ibm3153_state, empty_init, "IBM", "IBM 3153 Terminal", MACHINE_IS_SKELETON)