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-rw-r--r--src/mame/mame.lst3
-rw-r--r--src/mame/saitek/ecbackg.cpp214
2 files changed, 217 insertions, 0 deletions
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index 710592a5b08..25f5b5882bf 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -38465,6 +38465,9 @@ cp2000
@source:saitek/delta1.cpp
ccdelta1
+@source:saitek/ecbackg.cpp
+ecbackg
+
@source:saitek/edames.cpp
edames
diff --git a/src/mame/saitek/ecbackg.cpp b/src/mame/saitek/ecbackg.cpp
new file mode 100644
index 00000000000..9192ce14745
--- /dev/null
+++ b/src/mame/saitek/ecbackg.cpp
@@ -0,0 +1,214 @@
+// license:BSD-3-Clause
+// copyright-holders:hap
+// thanks-to:Sean Riddle
+/*******************************************************************************
+
+Saitek Electronic Champion Backgammon
+
+Hardware notes:
+- PCB label: GT4-PE-009
+- Hitachi HD6301Y0P @ ~xxx
+- LCD with custom segments, 24 LEDs, piezo
+
+TODO:
+- everything
+
+*******************************************************************************/
+
+#include "emu.h"
+
+#include "cpu/m6800/m6801.h"
+#include "machine/sensorboard.h"
+#include "sound/dac.h"
+#include "video/pwm.h"
+
+#include "speaker.h"
+
+//#include "saitek_ecbackg.lh"
+
+
+namespace {
+
+class ecbackg_state : public driver_device
+{
+public:
+ ecbackg_state(const machine_config &mconfig, device_type type, const char *tag) :
+ driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_board(*this, "board"),
+ m_display(*this, "display"),
+ m_dac(*this, "dac"),
+ m_inputs(*this, "IN.%u", 0)
+ { }
+
+ void ecbackg(machine_config &config);
+
+protected:
+ virtual void machine_start() override;
+
+private:
+ // devices/pointers
+ required_device<hd6301y0_cpu_device> m_maincpu;
+ required_device<sensorboard_device> m_board;
+ required_device<pwm_display_device> m_display;
+ required_device<dac_bit_interface> m_dac;
+ required_ioport_array<2> m_inputs;
+
+ u8 m_inp_mux = 0;
+
+ // I/O handlers
+ void p1_w(u8 data);
+ u8 p2_r();
+ void p2_w(u8 data);
+ void p3_w(u8 data);
+ void p4_w(u8 data);
+ u8 p5_r();
+ void p6_w(u8 data);
+ void p7_w(u8 data);
+};
+
+void ecbackg_state::machine_start()
+{
+ // register for savestates
+ save_item(NAME(m_inp_mux));
+}
+
+
+
+/*******************************************************************************
+ I/O
+*******************************************************************************/
+
+//[:maincpu] Port 5 Data Direction Register: 00
+//[:maincpu] Port 6 Data Direction Register: ff
+//[:maincpu] Port 2 Data Direction Register: 2f
+//[:maincpu] Port 1 Data Direction Register: ff
+//[:maincpu] Port 3 Data Direction Register: ff
+//[:maincpu] Port 4 Data Direction Register: ff
+
+void ecbackg_state::p1_w(u8 data)
+{
+ //printf("w1_%X ",data);
+}
+
+u8 ecbackg_state::p2_r()
+{
+ //printf("r2 ");
+ return 0xff;
+}
+
+void ecbackg_state::p2_w(u8 data)
+{
+ //printf("w2_%X ",data);
+}
+
+void ecbackg_state::p3_w(u8 data)
+{
+ //printf("w3_%X ",data);
+}
+
+void ecbackg_state::p4_w(u8 data)
+{
+ //printf("w4_%X ",data);
+}
+
+u8 ecbackg_state::p5_r()
+{
+ //printf("r5 ");
+ return 0xff;
+}
+
+void ecbackg_state::p6_w(u8 data)
+{
+ //printf("w6_%X ",data);
+}
+
+void ecbackg_state::p7_w(u8 data)
+{
+ //printf("w7_%X ",data);
+}
+
+
+
+/*******************************************************************************
+ Input Ports
+*******************************************************************************/
+
+static INPUT_PORTS_START( ecbackg )
+ PORT_START("IN.0")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_1)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_2)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_3)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_4)
+ PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_5)
+ PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_6)
+ PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_7)
+ PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_8)
+
+ PORT_START("IN.1")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_Q)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_W)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_E)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_R)
+ PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_T)
+ PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_Y)
+ PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_U)
+ PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_I)
+INPUT_PORTS_END
+
+
+
+/*******************************************************************************
+ Machine Configs
+*******************************************************************************/
+
+void ecbackg_state::ecbackg(machine_config &config)
+{
+ // basic machine hardware
+ HD6301Y0(config, m_maincpu, 8'000'000);
+ m_maincpu->nvram_enable_backup(true);
+ m_maincpu->standby_cb().set(m_maincpu, FUNC(hd6301y0_cpu_device::nvram_set_battery));
+ m_maincpu->standby_cb().append([this](int state) { if (state) m_display->clear(); });
+ m_maincpu->out_p1_cb().set(FUNC(ecbackg_state::p1_w));
+ m_maincpu->in_p2_cb().set(FUNC(ecbackg_state::p2_r));
+ m_maincpu->out_p2_cb().set(FUNC(ecbackg_state::p2_w));
+ m_maincpu->out_p3_cb().set(FUNC(ecbackg_state::p3_w));
+ m_maincpu->out_p4_cb().set(FUNC(ecbackg_state::p4_w));
+ m_maincpu->in_p5_cb().set(FUNC(ecbackg_state::p5_r));
+ m_maincpu->out_p6_cb().set(FUNC(ecbackg_state::p6_w));
+ m_maincpu->out_p7_cb().set(FUNC(ecbackg_state::p7_w));
+
+ SENSORBOARD(config, m_board).set_type(sensorboard_device::BUTTONS);
+ m_board->set_delay(attotime::from_msec(150));
+ //m_board->set_nvram_enable(true);
+
+ // video hardware
+ PWM_DISPLAY(config, m_display).set_size(4, 6);
+ //config.set_default_layout(layout_saitek_ecbackg);
+
+ // sound hardware
+ SPEAKER(config, "speaker").front_center();
+ DAC_1BIT(config, m_dac).add_route(ALL_OUTPUTS, "speaker", 0.25);
+}
+
+
+
+/*******************************************************************************
+ ROM Definitions
+*******************************************************************************/
+
+ROM_START( ecbackg )
+ ROM_REGION( 0x4000, "maincpu", 0 )
+ ROM_LOAD("saitek_89_gx4b_c12_31y0rm79p.u1", 0x0000, 0x4000, CRC(d7278545) SHA1(9ece31cdb237067aeec480c066e0917752697a4d) )
+ROM_END
+
+} // anonymous namespace
+
+
+
+/*******************************************************************************
+ Drivers
+*******************************************************************************/
+
+// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY, FULLNAME, FLAGS
+SYST( 1989, ecbackg, 0, 0, ecbackg, ecbackg, ecbackg_state, empty_init, "Saitek", "Electronic Champion Backgammon", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK | MACHINE_NOT_WORKING )