brainchild/pls1000.cpp: add left column inputs and sound

Author: angelosa

hash/pls1000_cart.xml

@@ -4,14 +4,15 @@
 license:CC0-1.0
 
 TODO:
-- bootstrap checks at boot if cart has $5a05 on it, if that check fails it tries for $03 on second
-  byte. Compatibility/version flags for an earlier system?
+- system bootstrap checks if cart has 0x5a05 as first word, if that check fails it tries for $03
+  on second byte. Compatibility/version flag for an earlier system?
 
 -->
 <softwarelist name="pls1000_cart" description="Brainchild PLS-1000 cartridges">
 
 	<software name="decmath" supported="no">
-		<description>Decimal Math</description>
+		<!-- Compile date 8/16/1995 -->
+		<description>Decimal Math (v2.83)</description>
 		<year>1995</year>
 		<publisher>Brainchild</publisher>
 		<!-- Published under license from Skills Bank Corporation 	-->

src/mame/brainchild/pls1000.cpp

@@ -7,7 +7,7 @@ Brainchild PLS-1000 "Personal Learning System"
 TODO:
 - I/O;
 - Stuck on cart loading;
-- Sound (DAC1BIT?)
+- DAC1BIT usage is assumed;
 
 ===================================================================================================
 
@@ -25,9 +25,10 @@ two knobs at console bottom sides, VR1/VR2
 #include "bus/generic/carts.h"
 #include "cpu/m68000/m68000.h"
 #include "machine/mc68328.h"
+#include "sound/dac.h"
 #include "video/mc68328lcd.h"
 
-//#include "speaker.h"
+#include "speaker.h"
 #include "screen.h"
 #include "softlist_dev.h"
 
@@ -42,6 +43,7 @@ class pls1000_state : public driver_device
 		, m_lcdctrl(*this, "lcdctrl")
 		, m_screen(*this, "screen")
 		, m_cart(*this, "cart")
+		, m_in_portd(*this, "PORTD")
 	{ }
 
 	void pls1000(machine_config &config);
@@ -50,10 +52,11 @@ class pls1000_state : public driver_device
 	void main_map(address_map &map) ATTR_COLD;
 
 private:
-	required_device<mc68328_base_device> m_maincpu;
+	required_device<mc68328_device> m_maincpu;
 	required_device<mc68328_lcd_device> m_lcdctrl;
 	required_device<screen_device> m_screen;
 	required_device<generic_slot_device> m_cart;
+	required_ioport m_in_portd;
 
 	u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
 
@@ -72,7 +75,21 @@ void pls1000_state::main_map(address_map &map)
 	map(0x800000, 0x83ffff).r(m_cart, FUNC(generic_slot_device::read16_rom));
 }
 
+// two columns on console sides:
+// A-B-C-D-E then "Explain" in orange text on left side
+// page right-page left-scroll up-scroll down-asterisk (*) then "Menu" in orange text on right side
+
 static INPUT_PORTS_START( pls1000 )
+	PORT_START("PORTD")
+	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("A")
+	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("B")
+	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("C")
+	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("D")
+	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_NAME("E")
+	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_NAME("Explain")
+	PORT_BIT( 0xc0, IP_ACTIVE_HIGH, IPT_UNUSED )
+
+	// TODO: right column
 INPUT_PORTS_END
 
 void pls1000_state::pls1000(machine_config &config)
@@ -81,19 +98,29 @@ void pls1000_state::pls1000(machine_config &config)
 	MC68328(config, m_maincpu, 32768*506); // MC68328PV16VA
 	m_maincpu->set_addrmap(AS_PROGRAM, &pls1000_state::main_map);
 
-	// TODO: I/O ports
+	m_maincpu->in_port_d<0>().set_ioport(m_in_portd).bit(0);
+	m_maincpu->in_port_d<1>().set_ioport(m_in_portd).bit(1);
+	m_maincpu->in_port_d<2>().set_ioport(m_in_portd).bit(2);
+	m_maincpu->in_port_d<3>().set_ioport(m_in_portd).bit(3);
+	m_maincpu->in_port_d<4>().set_ioport(m_in_portd).bit(4);
+	m_maincpu->in_port_d<5>().set_ioport(m_in_portd).bit(5);
+	m_maincpu->in_port_d<6>().set_ioport(m_in_portd).bit(6);
+	m_maincpu->in_port_d<7>().set_ioport(m_in_portd).bit(7);
+
+	// TODO: other I/O ports (J r/w at startup)
 
 	m_maincpu->out_flm().set(m_lcdctrl, FUNC(mc68328_lcd_device::flm_w));
 	m_maincpu->out_llp().set(m_lcdctrl, FUNC(mc68328_lcd_device::llp_w));
 	m_maincpu->out_lsclk().set(m_lcdctrl, FUNC(mc68328_lcd_device::lsclk_w));
 	m_maincpu->out_ld().set(m_lcdctrl, FUNC(mc68328_lcd_device::ld_w));
 	m_maincpu->set_lcd_info_changed(m_lcdctrl, FUNC(mc68328_lcd_device::lcd_info_changed));
 
-	// TODO: check vertical
+	m_maincpu->out_pwm().set("dac", FUNC(dac_bit_interface::write));
+
 	SCREEN(config, m_screen, SCREEN_TYPE_LCD);
 	m_screen->set_refresh_hz(60);
-	m_screen->set_size(240, 144);
-	m_screen->set_visarea(0, 240 - 1, 0, 144 - 1);
+	m_screen->set_size(240, 128);
+	m_screen->set_visarea(0, 240 - 1, 0, 128 - 1);
 	m_screen->set_screen_update(FUNC(pls1000_state::screen_update));
 
 	MC68328_LCD(config, m_lcdctrl, 0);
@@ -106,9 +133,8 @@ void pls1000_state::pls1000(machine_config &config)
 
 	SOFTWARE_LIST(config, "cart_list").set_original("pls1000_cart");
 
-
-//	SPEAKER(config, "speaker").front_center();
-//	DAC_1BIT(config, "dac", 0).add_route(ALL_OUTPUTS, "speaker", 0.25);
+	SPEAKER(config, "speaker").front_center();
+	DAC_1BIT(config, "dac", 0).add_route(ALL_OUTPUTS, "speaker", 0.25);
 }
 
 
@@ -121,5 +147,5 @@ ROM_END
 
 } // anonymous namespace
 
-CONS( 1998, pls1000,  0, 0,  pls1000,  pls1000, pls1000_state, empty_init, "Brainchild", "PLS-1000", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )
+CONS( 1998, pls1000,  0, 0,  pls1000,  pls1000, pls1000_state, empty_init, "Brainchild", "PLS-1000", MACHINE_NOT_WORKING )