diff options
Diffstat (limited to 'src/mame/drivers/cxg_ch2001.cpp')
-rw-r--r-- | src/mame/drivers/cxg_ch2001.cpp | 285 |
1 files changed, 6 insertions, 279 deletions
diff --git a/src/mame/drivers/cxg_ch2001.cpp b/src/mame/drivers/cxg_ch2001.cpp index fd08ceddc03..60a94e6656d 100644 --- a/src/mame/drivers/cxg_ch2001.cpp +++ b/src/mame/drivers/cxg_ch2001.cpp @@ -3,19 +3,6 @@ // thanks-to:Berger /****************************************************************************** - CXG* generic Z80 based chess computer driver - *later known as CXG Newcrest Technology Ltd. - - NOTE: MAME doesn't include a generalized implementation for boardpieces yet, - greatly affecting user playability of emulated electronic board games. - As workaround for the chess games, use an external chess GUI on the side, - such as Arena(in editmode). - - TODO: - - nothing - -****************************************************************************** - Chess 2001: - Zilog Z8400APS @ 4 MHz (8MHz XTAL) - 2KB RAM HM6116, 16KB ROM D27128D @@ -24,9 +11,9 @@ Chess 2001: ******************************************************************************/ #include "emu.h" +#include "includes/cxgbase.h" + #include "cpu/z80/z80.h" -#include "machine/timer.h" -#include "sound/dac.h" #include "sound/volt_reg.h" #include "speaker.h" @@ -34,98 +21,7 @@ Chess 2001: #include "cxg_ch2001.lh" // clickable -class cxgbase_state : public driver_device -{ -public: - cxgbase_state(const machine_config &mconfig, device_type type, const char *tag) : - driver_device(mconfig, type, tag), - m_maincpu(*this, "maincpu"), - m_irq_on(*this, "irq_on"), - m_dac(*this, "dac"), - m_inp_matrix(*this, "IN.%u", 0), - m_out_x(*this, "%u.%u", 0U, 0U), - m_out_a(*this, "%u.a", 0U), - m_out_digit(*this, "digit%u", 0U), - m_display_wait(33), - m_display_maxy(1), - m_display_maxx(0) - { } - - // devices/pointers - required_device<cpu_device> m_maincpu; - optional_device<timer_device> m_irq_on; - optional_device<dac_bit_interface> m_dac; - optional_ioport_array<10> m_inp_matrix; // max 10 - output_finder<0x20, 0x20> m_out_x; - output_finder<0x20> m_out_a; - output_finder<0x20> m_out_digit; - - template<int L> TIMER_DEVICE_CALLBACK_MEMBER(irq_on) { m_maincpu->set_input_line(L, ASSERT_LINE); } - template<int L> TIMER_DEVICE_CALLBACK_MEMBER(irq_off) { m_maincpu->set_input_line(L, CLEAR_LINE); } - - // misc common - u16 m_inp_mux; // multiplexed keypad mask - u16 m_led_select; - u16 m_led_data; - - u16 read_inputs(int columns); - - // display common - int m_display_wait; // led/lamp off-delay in milliseconds (default 33ms) - int m_display_maxy; // display matrix number of rows - int m_display_maxx; // display matrix number of columns (max 31 for now) - - u32 m_display_state[0x20]; // display matrix rows data (last bit is used for always-on) - u16 m_display_segmask[0x20]; // if not 0, display matrix row is a digit, mask indicates connected segments - u8 m_display_decay[0x20][0x20]; // (internal use) - - TIMER_DEVICE_CALLBACK_MEMBER(display_decay_tick); - void display_update(); - void set_display_size(int maxx, int maxy); - void display_matrix(int maxx, int maxy, u32 setx, u32 sety, bool update = true); - -protected: - virtual void machine_start() override; - virtual void machine_reset() override; -}; - - -// machine start/reset - -void cxgbase_state::machine_start() -{ - // resolve handlers - m_out_x.resolve(); - m_out_a.resolve(); - m_out_digit.resolve(); - - // zerofill - memset(m_display_state, 0, sizeof(m_display_state)); - memset(m_display_decay, 0, sizeof(m_display_decay)); - memset(m_display_segmask, 0, sizeof(m_display_segmask)); - - m_inp_mux = 0; - m_led_select = 0; - m_led_data = 0; - - // register for savestates - save_item(NAME(m_display_maxy)); - save_item(NAME(m_display_maxx)); - save_item(NAME(m_display_wait)); - - save_item(NAME(m_display_state)); - save_item(NAME(m_display_decay)); - save_item(NAME(m_display_segmask)); - - save_item(NAME(m_inp_mux)); - save_item(NAME(m_led_select)); - save_item(NAME(m_led_data)); -} - -void cxgbase_state::machine_reset() -{ -} - +namespace { class ch2001_state : public cxgbase_state { @@ -152,95 +48,9 @@ private: }; -/*************************************************************************** - - Helper Functions - -***************************************************************************/ - -// The device may strobe the outputs very fast, it is unnoticeable to the user. -// To prevent flickering here, we need to simulate a decay. - -void cxgbase_state::display_update() -{ - for (int y = 0; y < m_display_maxy; y++) - { - u32 active_state = 0; - - for (int x = 0; x <= m_display_maxx; x++) - { - // turn on powered segments - if (m_display_state[y] >> x & 1) - m_display_decay[y][x] = m_display_wait; - - // determine active state - u32 ds = (m_display_decay[y][x] != 0) ? 1 : 0; - active_state |= (ds << x); - - // output to y.x, or y.a when always-on - if (x != m_display_maxx) - m_out_x[y][x] = ds; - else - m_out_a[y] = ds; - } - - // output to digity - if (m_display_segmask[y] != 0) - m_out_digit[y] = active_state & m_display_segmask[y]; - } -} - -TIMER_DEVICE_CALLBACK_MEMBER(cxgbase_state::display_decay_tick) -{ - // slowly turn off unpowered segments - for (int y = 0; y < m_display_maxy; y++) - for (int x = 0; x <= m_display_maxx; x++) - if (m_display_decay[y][x] != 0) - m_display_decay[y][x]--; - - display_update(); -} - -void cxgbase_state::set_display_size(int maxx, int maxy) -{ - m_display_maxx = maxx; - m_display_maxy = maxy; -} - -void cxgbase_state::display_matrix(int maxx, int maxy, u32 setx, u32 sety, bool update) -{ - set_display_size(maxx, maxy); - - // update current state - u32 mask = (1 << maxx) - 1; - for (int y = 0; y < maxy; y++) - m_display_state[y] = (sety >> y & 1) ? ((setx & mask) | (1 << maxx)) : 0; - - if (update) - display_update(); -} - - -// generic input handlers - -u16 cxgbase_state::read_inputs(int columns) -{ - u16 ret = 0; - - // read selected input rows - for (int i = 0; i < columns; i++) - if (m_inp_mux >> i & 1) - ret |= m_inp_matrix[i]->read(); - - return ret; -} - - - -// Devices, I/O /****************************************************************************** - Chess 2001 + Devices, I/O ******************************************************************************/ // TTL @@ -277,8 +87,6 @@ READ8_MEMBER(ch2001_state::input_r) Address Maps ******************************************************************************/ -// Chess 2001 - void ch2001_state::main_map(address_map &map) { map(0x0000, 0x3fff).rom(); @@ -293,89 +101,6 @@ void ch2001_state::main_map(address_map &map) Input Ports ******************************************************************************/ -INPUT_PORTS_START( cxg_cb_magnets ) - PORT_START("IN.0") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - - PORT_START("IN.1") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - - PORT_START("IN.2") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - - PORT_START("IN.3") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - - PORT_START("IN.4") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - - PORT_START("IN.5") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - - PORT_START("IN.6") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - - PORT_START("IN.7") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_TOGGLE PORT_NAME("Board Sensor") -INPUT_PORTS_END - - static INPUT_PORTS_START( ch2001 ) PORT_INCLUDE( cxg_cb_magnets ) @@ -441,6 +166,8 @@ ROM_START( ch2001 ) ROM_LOAD("ch2001.bin", 0x0000, 0x4000, CRC(b3485c73) SHA1(f405c6f67fe70edf45dcc383a4049ee6bad387a9) ) // D27128D, no label ROM_END +} // anonymous namespace + /****************************************************************************** |