diff options
Diffstat (limited to 'src/mess/drivers/cnsector.c')
-rw-r--r-- | src/mess/drivers/cnsector.c | 254 |
1 files changed, 0 insertions, 254 deletions
diff --git a/src/mess/drivers/cnsector.c b/src/mess/drivers/cnsector.c deleted file mode 100644 index 9153b3a3718..00000000000 --- a/src/mess/drivers/cnsector.c +++ /dev/null @@ -1,254 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:hap -/*************************************************************************** - - Parker Brothers Code Name: Sector, by Bob Doyle - * MP0905BNL ZA0379 (die labeled 0970F-05B) - - This is a tabletop submarine pursuit game. A grid board and small toy - boats are used to remember your locations (a Paint app should be ok too). - Refer to the official manual for more information, it is not a simple game. - - - TODO: - - MCU clock is unknown - -***************************************************************************/ - -#include "emu.h" -#include "cpu/tms0980/tms0980.h" - -#include "cnsector.lh" - -// master clock is unknown, the value below is an approximation -#define MASTER_CLOCK (250000) - - -class cnsector_state : public driver_device -{ -public: - cnsector_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag), - m_maincpu(*this, "maincpu"), - m_button_matrix(*this, "IN") - { } - - required_device<cpu_device> m_maincpu; - required_ioport_array<5> m_button_matrix; - - UINT16 m_o; - - UINT16 m_display_state[0x10]; - UINT16 m_display_cache[0x10]; - UINT8 m_display_decay[0x100]; - - DECLARE_READ8_MEMBER(read_k); - DECLARE_WRITE16_MEMBER(write_o); - DECLARE_WRITE16_MEMBER(write_r); - - TIMER_DEVICE_CALLBACK_MEMBER(display_decay_tick); - void display_update(); - - virtual void machine_start(); -}; - - - -/*************************************************************************** - - LED Display - -***************************************************************************/ - -// The device strobes the outputs very fast, it is unnoticeable to the user. -// To prevent flickering here, we need to simulate a decay. - -// decay time, in steps of 1ms -#define DISPLAY_DECAY_TIME 40 - -void cnsector_state::display_update() -{ - UINT16 active_state[0x10]; - - for (int i = 0; i < 0x10; i++) - { - active_state[i] = 0; - - for (int j = 0; j < 0x10; j++) - { - int di = j << 4 | i; - - // turn on powered segments - if (m_display_state[i] >> j & 1) - m_display_decay[di] = DISPLAY_DECAY_TIME; - - // determine active state - int ds = (m_display_decay[di] != 0) ? 1 : 0; - active_state[i] |= (ds << j); - } - } - - // on difference, send to output - for (int i = 0; i < 0x10; i++) - if (m_display_cache[i] != active_state[i]) - output_set_digit_value(i, active_state[i]); - - memcpy(m_display_cache, active_state, sizeof(m_display_cache)); -} - -TIMER_DEVICE_CALLBACK_MEMBER(cnsector_state::display_decay_tick) -{ - // slowly turn off unpowered segments - for (int i = 0; i < 0x100; i++) - if (!(m_display_state[i & 0xf] >> (i>>4) & 1) && m_display_decay[i]) - m_display_decay[i]--; - - display_update(); -} - - - -/*************************************************************************** - - I/O - -***************************************************************************/ - -READ8_MEMBER(cnsector_state::read_k) -{ - UINT8 k = 0; - - // read selected button rows - for (int i = 0; i < 5; i++) - if (m_o >> i & 1) - k |= m_button_matrix[i]->read(); - - return k; -} - -WRITE16_MEMBER(cnsector_state::write_r) -{ - // R0-R5: select digit (right-to-left) - for (int i = 0; i < 6; i++) - m_display_state[i] = (data >> i & 1) ? m_o : 0; - display_update(); - - // R6-R9: direction leds - for (int i = 6; i < 10; i++) - output_set_lamp_value(i - 6, data >> i & 1); -} - -WRITE16_MEMBER(cnsector_state::write_o) -{ - // O0-O4: input mux - // O0-O7: digit segments - m_o = data; -} - - - -/*************************************************************************** - - Inputs - -***************************************************************************/ - -static INPUT_PORTS_START( cnsector ) - PORT_START("IN.0") // O0 - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_Q) PORT_NAME("Next Ship") - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_A) PORT_NAME("Left") - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED ) - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_Z) PORT_NAME("Range") - - PORT_START("IN.1") // O1 - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_X) PORT_NAME("Aim") - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_S) PORT_NAME("Right") - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED ) - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED ) - - PORT_START("IN.2") // O2 - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_NAME("Fire") - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_J) PORT_NAME("Evasive Sub") // expert button - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED ) - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_E) PORT_NAME("Recall") - - PORT_START("IN.3") // O3 - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_M) PORT_NAME("Sub Finder") // expert button - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_F) PORT_NAME("Slower") - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED ) - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED ) - - PORT_START("IN.4") // O4 - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_B) PORT_NAME("Teach Mode") - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_G) PORT_NAME("Faster") - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED ) - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_T) PORT_NAME("Move Ship") -INPUT_PORTS_END - - - -/*************************************************************************** - - Machine Config - -***************************************************************************/ - -void cnsector_state::machine_start() -{ - // zerofill - memset(m_display_state, 0, sizeof(m_display_state)); - memset(m_display_cache, 0, sizeof(m_display_cache)); - memset(m_display_decay, 0, sizeof(m_display_decay)); - - m_o = 0; - - // register for savestates - save_item(NAME(m_display_state)); - save_item(NAME(m_display_cache)); - save_item(NAME(m_display_decay)); - - save_item(NAME(m_o)); -} - - -static MACHINE_CONFIG_START( cnsector, cnsector_state ) - - /* basic machine hardware */ - MCFG_CPU_ADD("maincpu", TMS0970, MASTER_CLOCK) - MCFG_TMS1XXX_READ_K_CB(READ8(cnsector_state, read_k)) - MCFG_TMS1XXX_WRITE_O_CB(WRITE16(cnsector_state, write_o)) - MCFG_TMS1XXX_WRITE_R_CB(WRITE16(cnsector_state, write_r)) - - MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", cnsector_state, display_decay_tick, attotime::from_msec(1)) - - MCFG_DEFAULT_LAYOUT(layout_cnsector) - - /* no video! */ - - /* no sound! */ -MACHINE_CONFIG_END - - - -/*************************************************************************** - - Game driver(s) - -***************************************************************************/ - -ROM_START( cnsector ) - ROM_REGION( 0x0400, "maincpu", 0 ) - ROM_LOAD( "mp0905bnl_za0379", 0x0000, 0x0400, CRC(201036e9) SHA1(b37fef86bb2bceaf0ac8bb3745b4702d17366914) ) - - ROM_REGION( 782, "maincpu:ipla", 0 ) - ROM_LOAD( "tms0970_default_ipla.pla", 0, 782, CRC(e038fc44) SHA1(dfc280f6d0a5828d1bb14fcd59ac29caf2c2d981) ) - ROM_REGION( 860, "maincpu:mpla", 0 ) - ROM_LOAD( "tms0970_cnsector_mpla.pla", 0, 860, CRC(059f5bb4) SHA1(2653766f9fd74d41d44013bb6f54c0973a6080c9) ) - ROM_REGION( 352, "maincpu:opla", 0 ) - ROM_LOAD( "tms0970_cnsector_opla.pla", 0, 352, CRC(7c0bdcd6) SHA1(dade774097e8095dca5deac7b2367d0c701aca51) ) - ROM_REGION( 157, "maincpu:spla", 0 ) - ROM_LOAD( "tms0970_cnsector_spla.pla", 0, 157, CRC(56c37a4f) SHA1(18ecc20d2666e89673739056483aed5a261ae927) ) -ROM_END - - -CONS( 1977, cnsector, 0, 0, cnsector, cnsector, driver_device, 0, "Parker Brothers", "Code Name: Sector", GAME_SUPPORTS_SAVE | GAME_NO_SOUND_HW ) |