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Diffstat (limited to 'src/mame/skeleton/pencil2.cpp')
-rw-r--r-- | src/mame/skeleton/pencil2.cpp | 373 |
1 files changed, 373 insertions, 0 deletions
diff --git a/src/mame/skeleton/pencil2.cpp b/src/mame/skeleton/pencil2.cpp new file mode 100644 index 00000000000..0b6765f34c3 --- /dev/null +++ b/src/mame/skeleton/pencil2.cpp @@ -0,0 +1,373 @@ +// license:BSD-3-Clause +// copyright-holders:Robbbert +/*************************************************************************** + + Hanimex Pencil II + Manufactured by Soundic, Hong Kong. + + 2012-11-06 [Robbbert] + + Computer kindly donated for MAME by Ian Farquhar. + + Accessories: + - PEN-216 : 16k RAM expansion + - PEN-264 : 64k RAM expansion + - PEN-511 : Data Cassette Recorder + - ??? : Printer + - ??? : Floppy Disk Drive (5.25) + - ??? : Floppy Disk Controller + - ??? : RS-232C Serial Interface + - ??? : Coleco Adapter* + - PEN-8xx : Various software on Cassette or Floppy Disk + - ??? : Game Controller (joystick and 14 buttons) + - PEN-7xx : Various software in Cartridge format + - PEN-430 : Modem + - PEN-902 : Computer power supply + - PEN-962 : Monitor cable + + * The cart slot is the same as that found on the Colecovision console. By plugging the + Coleco Adapter into the expansion slot, Colecovision cartridges can be plugged into the + cart slot and played. + +Information found by looking inside the computer +------------------------------------------------ +Main Board PEN-002 11-50332-10 + +J1 Expansion slot +J2 Cart slot +J3 Memory expansion slot +J4 Printer slot +J5,J6 Joystick ports + +XTAL 10.738 MHz + +Output is to a TV on Australian Channel 1. + +U1 uPD780C-1 (Z80A) +U2 Video chip with heatsink stuck on top, TMS9929 +U3 SN76489AN +U4 2764 bios rom +U5 uPD4016C-2 (assumed to be equivalent of 6116 2K x 8bit static RAM) +U6 74LS04 +U7 74LS74A +U8-10 74LS138 +U11 74LS00 +U12 74LS273 +U13 74LS74A +U14-21 TMM416P-3 (4116-3 16k x 1bit dynamic RAM) +U22 74LS05 +U23-24 SN74LS541 + + +SD-BASIC usage: +All commands must be in uppercase, which is the default at boot. +The 'capslock' is done by pressing Shift and Esc together, and the +cursor will change to a checkerboard pattern. + +The above key combination is not available to natural keyboard, so +press ~ instead. Natural keyboard & Paste assume this has been done, +to enable lowercase. + + +MEMORY MAP +0000-1FFF bios rom +2000-5FFF available for expansion +6000-7FFF static RAM (2K mirrored) +8000-FFFF cart slot + +The 16k dynamic RAM holds the BASIC program and the video/gfx etc +but is banked out of view of a BASIC program. + + +ToDo: +- Joysticks (no info) + +****************************************************************************/ + +#include "emu.h" + +#include "cpu/z80/z80.h" +#include "imagedev/cassette.h" +#include "sound/sn76496.h" +#include "video/tms9928a.h" + +#include "bus/centronics/ctronics.h" +#include "bus/generic/slot.h" +#include "bus/generic/carts.h" + +#include "softlist_dev.h" +#include "speaker.h" + + +namespace { + +class pencil2_state : public driver_device +{ +public: + pencil2_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag) + , m_maincpu(*this, "maincpu") + , m_centronics(*this, "centronics") + , m_cass(*this, "cassette") + , m_cart(*this, "cartslot") + {} + + void pencil2(machine_config &config); + + int printer_ready_r(); + int printer_ack_r(); + +private: + void port10_w(u8 data); + void port30_w(u8 data); + void port80_w(u8 data); + void portc0_w(u8 data); + u8 porte2_r(); + void write_centronics_ack(int state); + void write_centronics_busy(int state); + void io_map(address_map &map) ATTR_COLD; + void mem_map(address_map &map) ATTR_COLD; + + virtual void machine_start() override ATTR_COLD; + int m_centronics_busy = 0; + int m_centronics_ack = 0; + bool m_cass_state = false; + required_device<cpu_device> m_maincpu; + required_device<centronics_device> m_centronics; + required_device<cassette_image_device> m_cass; + required_device<generic_slot_device> m_cart; +}; + +void pencil2_state::mem_map(address_map &map) +{ + map.unmap_value_high(); + map(0x0000, 0x1fff).rom(); + map(0x2000, 0x5fff).nopw(); // stop error log filling up + map(0x6000, 0x67ff).mirror(0x1800).ram(); + //map(0x8000, 0xffff) // mapped by the cartslot +} + +void pencil2_state::io_map(address_map &map) +{ + map.unmap_value_high(); + map.global_mask(0xff); + map(0x00, 0x0f).w("cent_data_out", FUNC(output_latch_device::write)); + map(0x10, 0x1f).w(FUNC(pencil2_state::port10_w)); + map(0x30, 0x3f).w(FUNC(pencil2_state::port30_w)); + map(0x80, 0x9f).w(FUNC(pencil2_state::port80_w)); + map(0xa0, 0xa1).mirror(0x1e).rw("tms9928a", FUNC(tms9928a_device::read), FUNC(tms9928a_device::write)); + map(0xc0, 0xdf).w(FUNC(pencil2_state::portc0_w)); + map(0xe0, 0xff).w("sn76489a", FUNC(sn76489a_device::write)); + map(0xe0, 0xe0).portr("E0"); + map(0xe1, 0xe1).portr("E1"); + map(0xe2, 0xe2).r(FUNC(pencil2_state::porte2_r)); + map(0xe3, 0xe3).portr("E3"); + map(0xe4, 0xe4).portr("E4"); + map(0xe6, 0xe6).portr("E6"); + map(0xe8, 0xe8).portr("E8"); + map(0xea, 0xea).portr("EA"); + map(0xf0, 0xf0).portr("F0"); + map(0xf2, 0xf2).portr("F2"); +} + +u8 pencil2_state::porte2_r() +{ + return (m_cass->input() > 0.1) ? 0xff : 0x7f; +} + +void pencil2_state::port10_w(u8 data) +{ + m_centronics->write_strobe(BIT(data, 0)); +} + +void pencil2_state::port30_w(u8 data) +{ + m_cass_state ^= 1; + m_cass->output( m_cass_state ? -1.0 : +1.0); +} + +void pencil2_state::port80_w(u8 data) +{ +} + +void pencil2_state::portc0_w(u8 data) +{ +} + +void pencil2_state::write_centronics_busy(int state) +{ + m_centronics_busy = state; +} + +int pencil2_state::printer_ready_r() +{ + return m_centronics_busy; +} + +void pencil2_state::write_centronics_ack(int state) +{ + m_centronics_ack = state; +} + +int pencil2_state::printer_ack_r() +{ + return m_centronics_ack; +} + + +/* Input ports */ +static INPUT_PORTS_START( pencil2 ) + PORT_START("E0") + // port_custom MUST be ACTIVE_HIGH to work + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_MEMBER(FUNC(pencil2_state::printer_ready_r)) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Break") PORT_CODE(KEYCODE_END) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_MEMBER(FUNC(pencil2_state::printer_ack_r)) + + PORT_START("E1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') PORT_CHAR('@') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("E3") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ESC) PORT_CHAR(27) PORT_CHAR('~') // natural keyboard: press ~ to enable lowercase + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(32) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("E4") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("E6") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR(39) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("E8") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(':') PORT_CHAR('*') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') PORT_CHAR('/') + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(';') PORT_CHAR('+') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') PORT_CHAR('?') + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("EA") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("F0") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('^') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("F2") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) +INPUT_PORTS_END + + +void pencil2_state::machine_start() +{ + save_item(NAME(m_centronics_busy)); + save_item(NAME(m_centronics_ack)); + save_item(NAME(m_cass_state)); + + if (m_cart->exists()) + m_maincpu->space(AS_PROGRAM).install_read_handler(0x8000, 0xffff, read8sm_delegate(*m_cart, FUNC(generic_slot_device::read_rom))); +} + +void pencil2_state::pencil2(machine_config &config) +{ + /* basic machine hardware */ + Z80(config, m_maincpu, XTAL(10'738'635)/3); + m_maincpu->set_addrmap(AS_PROGRAM, &pencil2_state::mem_map); + m_maincpu->set_addrmap(AS_IO, &pencil2_state::io_map); + + /* video hardware */ + tms9929a_device &vdp(TMS9929A(config, "tms9928a", XTAL(10'738'635))); + vdp.set_screen("screen"); + vdp.set_vram_size(0x4000); + vdp.int_callback().set_inputline(m_maincpu, INPUT_LINE_NMI); + SCREEN(config, "screen", SCREEN_TYPE_RASTER); + + // sound hardware + SPEAKER(config, "mono").front_center(); + SN76489A(config, "sn76489a", XTAL(10'738'635)/3).add_route(ALL_OUTPUTS, "mono", 1.00); // guess + + /* cassette */ + CASSETTE(config, m_cass); + m_cass->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED); + m_cass->add_route(ALL_OUTPUTS, "mono", 0.05); + + /* cartridge */ + GENERIC_CARTSLOT(config, m_cart, generic_plain_slot, "pencil2_cart"); + + /* printer */ + CENTRONICS(config, m_centronics, centronics_devices, "printer"); + m_centronics->ack_handler().set(FUNC(pencil2_state::write_centronics_ack)); + m_centronics->busy_handler().set(FUNC(pencil2_state::write_centronics_busy)); + + output_latch_device ¢_data_out(OUTPUT_LATCH(config, "cent_data_out")); + m_centronics->set_output_latch(cent_data_out); + + /* Software lists */ + SOFTWARE_LIST(config, "cart_list").set_original("pencil2"); +} + +/* ROM definition */ +ROM_START( pencil2 ) + ROM_REGION(0x2000, "maincpu", 0) + ROM_LOAD( "mt.u4", 0x0000, 0x2000, CRC(338d7b59) SHA1(2f89985ac06971e00210ff992bf1e30a296d10e7) ) +ROM_END + +} // anonymous namespace + + +/* Driver */ + +// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS +COMP( 1983, pencil2, 0, 0, pencil2, pencil2, pencil2_state, empty_init, "Hanimex", "Pencil II", MACHINE_SUPPORTS_SAVE ) |