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-rw-r--r--src/mame/drivers/coco3.c375
1 files changed, 375 insertions, 0 deletions
diff --git a/src/mame/drivers/coco3.c b/src/mame/drivers/coco3.c
new file mode 100644
index 00000000000..8023151718f
--- /dev/null
+++ b/src/mame/drivers/coco3.c
@@ -0,0 +1,375 @@
+// license:BSD-3-Clause
+// copyright-holders:Nathan Woods
+/***************************************************************************
+
+ coco3.c
+
+ TRS-80 Radio Shack Color Computer 3
+
+ Mathis Rosenhauer (original driver)
+ Nate Woods (current maintainer)
+ Tim Lindner (VHD and other work)
+
+***************************************************************************/
+
+#include "includes/coco3.h"
+#include "cpu/m6809/m6809.h"
+#include "cpu/m6809/hd6309.h"
+#include "formats/coco_cas.h"
+#include "coco3.lh"
+
+
+
+//**************************************************************************
+// ADDRESS MAPS
+//**************************************************************************
+
+//-------------------------------------------------
+// ADDRESS_MAP( coco3_mem )
+//-------------------------------------------------
+
+static ADDRESS_MAP_START( coco3_mem, AS_PROGRAM, 8, coco3_state )
+ AM_RANGE(0x0000, 0x1FFF) AM_READ_BANK("rbank0") AM_WRITE_BANK("wbank0")
+ AM_RANGE(0x2000, 0x3FFF) AM_READ_BANK("rbank1") AM_WRITE_BANK("wbank1")
+ AM_RANGE(0x4000, 0x5FFF) AM_READ_BANK("rbank2") AM_WRITE_BANK("wbank2")
+ AM_RANGE(0x6000, 0x7FFF) AM_READ_BANK("rbank3") AM_WRITE_BANK("wbank3")
+ AM_RANGE(0x8000, 0x9FFF) AM_READ_BANK("rbank4") AM_WRITE_BANK("wbank4")
+ AM_RANGE(0xA000, 0xBFFF) AM_READ_BANK("rbank5") AM_WRITE_BANK("wbank5")
+ AM_RANGE(0xC000, 0xDFFF) AM_READ_BANK("rbank6") AM_WRITE_BANK("wbank6")
+ AM_RANGE(0xE000, 0xFDFF) AM_READ_BANK("rbank7") AM_WRITE_BANK("wbank7")
+ AM_RANGE(0xFE00, 0xFEFF) AM_READ_BANK("rbank8") AM_WRITE_BANK("wbank8")
+ AM_RANGE(0xFF00, 0xFF1F) AM_READWRITE(ff00_read, ff00_write)
+ AM_RANGE(0xFF20, 0xFF3F) AM_READWRITE(ff20_read, ff20_write)
+ AM_RANGE(0xFF40, 0xFF5F) AM_READWRITE(ff40_read, ff40_write)
+ AM_RANGE(0xFF60, 0xFF8F) AM_READWRITE(ff60_read, ff60_write)
+ AM_RANGE(0xFF90, 0xFFDF) AM_DEVREADWRITE(GIME_TAG, gime_base_device, read, write)
+
+ // While Tepolt and other sources say that the interrupt vectors are mapped to
+ // the same memory accessed at $BFFx, William Astle offered evidence that this
+ // memory on a CoCo 3 is not the same.
+ //
+ // http://lost.l-w.ca/0x05/coco3-and-interrupt-vectors/
+ AM_RANGE(0xFFE0, 0xFFFF) AM_ROM AM_REGION(MAINCPU_TAG, 0x7FE0)
+ADDRESS_MAP_END
+
+
+
+//**************************************************************************
+// INPUT PORTS
+//**************************************************************************
+
+//-------------------------------------------------
+// INPUT_PORTS( coco3_keyboard )
+//-------------------------------------------------
+//
+// CoCo 3 keyboard
+//
+// PB0 PB1 PB2 PB3 PB4 PB5 PB6 PB7
+// PA6: Ent Clr Brk Alt Ctr F1 F2 Shift
+// PA5: 8 9 : ; , - . /
+// PA4: 0 1 2 3 4 5 6 7
+// PA3: X Y Z Up Dwn Lft Rgt Space
+// PA2: P Q R S T U V W
+// PA1: H I J K L M N O
+// PA0: @ A B C D E F G
+//-------------------------------------------------
+
+static INPUT_PORTS_START( coco3_keyboard )
+ PORT_START("row0")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR('@')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_A) PORT_CHAR('A')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_B) PORT_CHAR('B')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_C) PORT_CHAR('C')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_D) PORT_CHAR('D')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_E) PORT_CHAR('E')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_F) PORT_CHAR('F')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_G) PORT_CHAR('G')
+
+ PORT_START("row1")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_H) PORT_CHAR('H')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_I) PORT_CHAR('I')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_J) PORT_CHAR('J')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_K) PORT_CHAR('K')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_L) PORT_CHAR('L')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_M) PORT_CHAR('M')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_N) PORT_CHAR('N')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_O) PORT_CHAR('O')
+
+ PORT_START("row2")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_P) PORT_CHAR('P')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_R) PORT_CHAR('R')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_S) PORT_CHAR('S')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_T) PORT_CHAR('T')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_U) PORT_CHAR('U')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_V) PORT_CHAR('V')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_W) PORT_CHAR('W')
+
+ PORT_START("row3")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_X) PORT_CHAR('X')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_NAME("UP") PORT_CODE(KEYCODE_UP) PORT_CHAR('^')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_NAME("DOWN") PORT_CODE(KEYCODE_DOWN) PORT_CHAR(10)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_NAME("LEFT") PORT_CODE(KEYCODE_LEFT) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_NAME("RIGHT") PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(9)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
+
+ PORT_START("row4")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_0) PORT_CHAR('0')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('\"')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'')
+
+ PORT_START("row5")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_COLON) PORT_CHAR(':') PORT_CHAR('*')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(';') PORT_CHAR('+')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=') PORT_CHAR('_')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
+
+ PORT_START("row6")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_NAME("ENTER") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_NAME("CLEAR") PORT_CODE(KEYCODE_HOME) PORT_CHAR(12)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_NAME("BREAK") PORT_CODE(KEYCODE_END) PORT_CODE(KEYCODE_ESC) PORT_CHAR(27)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_NAME("ALT") PORT_CODE(KEYCODE_LALT)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1))
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2))
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
+INPUT_PORTS_END
+
+
+
+//-------------------------------------------------
+// INPUT_PORTS( coco3_joystick )
+//-------------------------------------------------
+
+static INPUT_PORTS_START( coco3_joystick )
+ PORT_START(JOYSTICK_RX_TAG)
+ PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X) PORT_SENSITIVITY(JOYSTICK_SENSITIVITY) PORT_KEYDELTA(JOYSTICK_DELTA) PORT_MINMAX(0x00,0xFF) PORT_CODE_DEC(KEYCODE_4_PAD) PORT_CODE_INC(KEYCODE_6_PAD) PORT_CODE_DEC(JOYCODE_X_LEFT_SWITCH) PORT_CODE_INC(JOYCODE_X_RIGHT_SWITCH) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0x0f, EQUALS, 0x01)
+ PORT_START(JOYSTICK_RY_TAG)
+ PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y) PORT_SENSITIVITY(JOYSTICK_SENSITIVITY) PORT_KEYDELTA(JOYSTICK_DELTA) PORT_MINMAX(0x00,0xFF) PORT_CODE_DEC(KEYCODE_8_PAD) PORT_CODE_INC(KEYCODE_2_PAD) PORT_CODE_DEC(JOYCODE_Y_UP_SWITCH) PORT_CODE_INC(JOYCODE_Y_DOWN_SWITCH) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0x0f, EQUALS, 0x01)
+ PORT_START(JOYSTICK_LX_TAG)
+ PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X) PORT_SENSITIVITY(JOYSTICK_SENSITIVITY) PORT_KEYDELTA(JOYSTICK_DELTA) PORT_MINMAX(0x00,0xFF) PORT_CODE_DEC(KEYCODE_4_PAD) PORT_CODE_INC(KEYCODE_6_PAD) PORT_CODE_DEC(JOYCODE_X_LEFT_SWITCH) PORT_CODE_INC(JOYCODE_X_RIGHT_SWITCH) PORT_PLAYER(2) PORT_CONDITION(CTRL_SEL_TAG, 0xf0, EQUALS, 0x10)
+ PORT_START(JOYSTICK_LY_TAG)
+ PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y) PORT_SENSITIVITY(JOYSTICK_SENSITIVITY) PORT_KEYDELTA(JOYSTICK_DELTA) PORT_MINMAX(0x00,0xFF) PORT_CODE_DEC(KEYCODE_8_PAD) PORT_CODE_INC(KEYCODE_2_PAD) PORT_CODE_DEC(JOYCODE_Y_UP_SWITCH) PORT_CODE_INC(JOYCODE_Y_DOWN_SWITCH) PORT_PLAYER(2) PORT_CONDITION(CTRL_SEL_TAG, 0xf0, EQUALS, 0x10)
+ PORT_START(JOYSTICK_BUTTONS_TAG)
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_NAME("Right Button 1") PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_0_PAD) PORT_CODE(JOYCODE_BUTTON1) PORT_CODE(MOUSECODE_BUTTON1) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0x0f, EQUALS, 0x01)
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2) PORT_NAME("Right Button 1") PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_DEL_PAD) PORT_CODE(JOYCODE_BUTTON2) PORT_CODE(MOUSECODE_BUTTON2) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0x0f, EQUALS, 0x01)
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_NAME("Left Button 1") PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_0_PAD) PORT_CODE(JOYCODE_BUTTON1) PORT_CODE(MOUSECODE_BUTTON1) PORT_PLAYER(2) PORT_CONDITION(CTRL_SEL_TAG, 0xf0, EQUALS, 0x10)
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON2) PORT_NAME("Left Button 1") PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_DEL_PAD) PORT_CODE(JOYCODE_BUTTON2) PORT_CODE(MOUSECODE_BUTTON2) PORT_PLAYER(2) PORT_CONDITION(CTRL_SEL_TAG, 0xf0, EQUALS, 0x10)
+INPUT_PORTS_END
+
+
+
+//-------------------------------------------------
+// INPUT_PORTS( coco_rat_mouse )
+//-------------------------------------------------
+
+static INPUT_PORTS_START( coco_rat_mouse )
+ PORT_START(RAT_MOUSE_RX_TAG)
+ PORT_BIT( 0x03, 0x00, IPT_MOUSE_X) PORT_NAME("Rat Mouse X (Right Port)") PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_CODE_DEC(KEYCODE_LEFT) PORT_CODE_INC(KEYCODE_RIGHT) PORT_CODE_DEC(JOYCODE_X_LEFT_SWITCH) PORT_CODE_INC(JOYCODE_X_RIGHT_SWITCH) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0x0f, EQUALS, 0x02)
+ PORT_START(RAT_MOUSE_RY_TAG)
+ PORT_BIT( 0x03, 0x00, IPT_MOUSE_Y) PORT_NAME("Rat Mouse Y (Right Port)") PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_CODE_DEC(KEYCODE_UP) PORT_CODE_INC(KEYCODE_DOWN) PORT_CODE_DEC(JOYCODE_Y_UP_SWITCH) PORT_CODE_INC(JOYCODE_Y_DOWN_SWITCH) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0x0f, EQUALS, 0x02)
+ PORT_START(RAT_MOUSE_LX_TAG)
+ PORT_BIT( 0x03, 0x00, IPT_MOUSE_X) PORT_NAME("Rat Mouse X (Left Port)") PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_CODE_DEC(KEYCODE_LEFT) PORT_CODE_INC(KEYCODE_RIGHT) PORT_CODE_DEC(JOYCODE_X_LEFT_SWITCH) PORT_CODE_INC(JOYCODE_X_RIGHT_SWITCH) PORT_PLAYER(2) PORT_CONDITION(CTRL_SEL_TAG, 0xf0, EQUALS, 0x20)
+ PORT_START(RAT_MOUSE_LY_TAG)
+ PORT_BIT( 0x03, 0x00, IPT_MOUSE_Y) PORT_NAME("Rat Mouse Y (Left Port)") PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_CODE_DEC(KEYCODE_UP) PORT_CODE_INC(KEYCODE_DOWN) PORT_CODE_DEC(JOYCODE_Y_UP_SWITCH) PORT_CODE_INC(JOYCODE_Y_DOWN_SWITCH) PORT_PLAYER(2) PORT_CONDITION(CTRL_SEL_TAG, 0xf0, EQUALS, 0x20)
+ PORT_START(RAT_MOUSE_BUTTONS_TAG)
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_NAME("Rat Mouse Button 1 (Right Port)") PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_0_PAD) PORT_CODE(JOYCODE_BUTTON1) PORT_CODE(MOUSECODE_BUTTON1) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0x0f, EQUALS, 0x02)
+ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2) PORT_NAME("Rat Mouse Button 2 (Right Port)") PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_DEL_PAD) PORT_CODE(JOYCODE_BUTTON2) PORT_CODE(MOUSECODE_BUTTON2) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0x0f, EQUALS, 0x02)
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_NAME("Rat Mouse Button 1 (Left Port)") PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_0_PAD) PORT_CODE(JOYCODE_BUTTON1) PORT_CODE(MOUSECODE_BUTTON1) PORT_PLAYER(2) PORT_CONDITION(CTRL_SEL_TAG, 0xf0, EQUALS, 0x20)
+ PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON2) PORT_NAME("Rat Mouse Button 2 (Left Port)") PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_DEL_PAD) PORT_CODE(JOYCODE_BUTTON2) PORT_CODE(MOUSECODE_BUTTON2) PORT_PLAYER(2) PORT_CONDITION(CTRL_SEL_TAG, 0xf0, EQUALS, 0x20)
+INPUT_PORTS_END
+
+
+
+//-------------------------------------------------
+// INPUT_PORTS( coco_lightgun )
+//-------------------------------------------------
+
+static INPUT_PORTS_START( coco_lightgun )
+ PORT_START(DIECOM_LIGHTGUN_RX_TAG)
+ PORT_BIT( 0x1ff, 266, IPT_LIGHTGUN_X ) PORT_NAME("Lightgun X (Right Port)") PORT_CROSSHAIR(X, 1.0, 0.0, 0) PORT_MINMAX(116,416) PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0x0f, EQUALS, 0x03)
+ PORT_START(DIECOM_LIGHTGUN_RY_TAG)
+ PORT_BIT( 0xff, 121, IPT_LIGHTGUN_Y ) PORT_NAME("Lightgun Y (Right Port)") PORT_CROSSHAIR(Y, 1.0, 0.0, 0) PORT_MINMAX(0,242) PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0x0f, EQUALS, 0x03)
+ PORT_START(DIECOM_LIGHTGUN_LX_TAG)
+ PORT_BIT( 0x1ff, 266, IPT_LIGHTGUN_X ) PORT_NAME("Lightgun X (Left Port)") PORT_CROSSHAIR(X, 1.0, 0.0, 0) PORT_MINMAX(116,416) PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0xf0, EQUALS, 0x30)
+ PORT_START(DIECOM_LIGHTGUN_LY_TAG)
+ PORT_BIT( 0xff, 121, IPT_LIGHTGUN_Y ) PORT_NAME("Lightgun Y (Left Port)") PORT_CROSSHAIR(Y, 1.0, 0.0, 0) PORT_MINMAX(0,242) PORT_SENSITIVITY(100) PORT_KEYDELTA(1) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0xf0, EQUALS, 0x30)
+ PORT_START(DIECOM_LIGHTGUN_BUTTONS_TAG)
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_NAME("Lightgun Trigger (Right Port)") PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_0_PAD) PORT_CODE(JOYCODE_BUTTON1) PORT_CODE(MOUSECODE_BUTTON1) PORT_PLAYER(1) PORT_CONDITION(CTRL_SEL_TAG, 0x0f, EQUALS, 0x03)
+ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_NAME("Lightgun Trigger (Left Port)") PORT_CHANGED_MEMBER(DEVICE_SELF, coco3_state, coco_state::keyboard_changed, NULL) PORT_CODE(KEYCODE_0_PAD) PORT_CODE(JOYCODE_BUTTON1) PORT_CODE(MOUSECODE_BUTTON1) PORT_PLAYER(2) PORT_CONDITION(CTRL_SEL_TAG, 0xf0, EQUALS, 0x30)
+INPUT_PORTS_END
+
+
+
+//-------------------------------------------------
+// INPUT_PORTS( coco3 )
+//-------------------------------------------------
+
+static INPUT_PORTS_START( coco3 )
+ PORT_INCLUDE( coco3_keyboard )
+ PORT_INCLUDE( coco3_joystick )
+ PORT_INCLUDE( coco_analog_control )
+ PORT_INCLUDE( coco_cart_autostart )
+ PORT_INCLUDE( coco_rat_mouse )
+ PORT_INCLUDE( coco_lightgun )
+ PORT_INCLUDE( coco_rtc )
+ PORT_INCLUDE( coco_beckerport )
+INPUT_PORTS_END
+
+static DEVICE_INPUT_DEFAULTS_START( printer )
+ DEVICE_INPUT_DEFAULTS( "RS232_RXBAUD", 0xff, RS232_BAUD_600 )
+ DEVICE_INPUT_DEFAULTS( "RS232_STARTBITS", 0xff, RS232_STARTBITS_1 )
+ DEVICE_INPUT_DEFAULTS( "RS232_DATABITS", 0xff, RS232_DATABITS_8 )
+ DEVICE_INPUT_DEFAULTS( "RS232_PARITY", 0xff, RS232_PARITY_NONE )
+ DEVICE_INPUT_DEFAULTS( "RS232_STOPBITS", 0xff, RS232_STOPBITS_1 )
+DEVICE_INPUT_DEFAULTS_END
+
+
+//**************************************************************************
+// MACHINE CONFIGURATION
+//**************************************************************************
+
+static MACHINE_CONFIG_START( coco3, coco3_state )
+ // basic machine hardware
+ MCFG_CPU_ADD(MAINCPU_TAG, M6809E, XTAL_3_579545MHz)
+ MCFG_CPU_PROGRAM_MAP(coco3_mem)
+
+ // devices
+ MCFG_DEVICE_ADD(PIA0_TAG, PIA6821, 0)
+ MCFG_PIA_WRITEPA_HANDLER(WRITE8(coco_state, pia0_pa_w))
+ MCFG_PIA_WRITEPB_HANDLER(WRITE8(coco_state, pia0_pb_w))
+ MCFG_PIA_CA2_HANDLER(WRITELINE(coco_state, pia0_ca2_w))
+ MCFG_PIA_CB2_HANDLER(WRITELINE(coco_state, pia0_cb2_w))
+ MCFG_PIA_IRQA_HANDLER(WRITELINE(coco_state, pia0_irq_a))
+ MCFG_PIA_IRQB_HANDLER(WRITELINE(coco_state, pia0_irq_b))
+
+ MCFG_DEVICE_ADD(PIA1_TAG, PIA6821, 0)
+ MCFG_PIA_READPA_HANDLER(READ8(coco_state, pia1_pa_r))
+ MCFG_PIA_READPB_HANDLER(READ8(coco_state, pia1_pb_r))
+ MCFG_PIA_WRITEPA_HANDLER(WRITE8(coco_state, pia1_pa_w))
+ MCFG_PIA_WRITEPB_HANDLER(WRITE8(coco_state, pia1_pb_w))
+ MCFG_PIA_CA2_HANDLER(WRITELINE(coco_state, pia1_ca2_w))
+ MCFG_PIA_CB2_HANDLER(WRITELINE(coco_state, pia1_cb2_w))
+ MCFG_PIA_IRQA_HANDLER(WRITELINE(coco_state, pia1_firq_a))
+ MCFG_PIA_IRQB_HANDLER(WRITELINE(coco_state, pia1_firq_b))
+
+ // Becker Port device
+ MCFG_DEVICE_ADD(DWSOCK_TAG, COCO_DWSOCK, 0)
+
+ MCFG_CASSETTE_ADD("cassette")
+ MCFG_CASSETTE_FORMATS(coco_cassette_formats)
+ MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_PLAY | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_MUTED)
+
+ MCFG_RS232_PORT_ADD(RS232_TAG, default_rs232_devices, "printer")
+ MCFG_RS232_DCD_HANDLER(DEVWRITELINE(PIA1_TAG, pia6821_device, ca1_w))
+ MCFG_DEVICE_CARD_DEVICE_INPUT_DEFAULTS("printer", printer)
+
+ MCFG_COCO_CARTRIDGE_ADD(CARTRIDGE_TAG, coco_cart, "fdcv11")
+ MCFG_COCO_CARTRIDGE_CART_CB(WRITELINE(coco_state, cart_w))
+ MCFG_COCO_CARTRIDGE_NMI_CB(INPUTLINE(MAINCPU_TAG, INPUT_LINE_NMI))
+ MCFG_COCO_CARTRIDGE_HALT_CB(INPUTLINE(MAINCPU_TAG, INPUT_LINE_HALT))
+
+ MCFG_COCO_VHD_ADD(VHD0_TAG)
+ MCFG_COCO_VHD_ADD(VHD1_TAG)
+
+ // video hardware
+ MCFG_DEFAULT_LAYOUT(layout_coco3)
+
+ MCFG_DEVICE_ADD(GIME_TAG, GIME_NTSC, XTAL_3_579545MHz)
+ MCFG_GIME_MAINCPU(MAINCPU_TAG)
+ MCFG_GIME_RAM(RAM_TAG)
+ MCFG_GIME_EXT(CARTRIDGE_TAG)
+ MCFG_GIME_HSYNC_CALLBACK(DEVWRITELINE(PIA0_TAG, pia6821_device, ca1_w))
+ MCFG_GIME_FSYNC_CALLBACK(DEVWRITELINE(PIA0_TAG, pia6821_device, cb1_w))
+ MCFG_GIME_IRQ_CALLBACK(WRITELINE(coco3_state, gime_irq_w))
+ MCFG_GIME_FIRQ_CALLBACK(WRITELINE(coco3_state, gime_firq_w))
+ MCFG_GIME_FLOATING_BUS_CALLBACK(READ8(coco_state, floating_bus_read))
+
+ // composite monitor
+ MCFG_SCREEN_ADD(COMPOSITE_SCREEN_TAG, RASTER)
+ MCFG_SCREEN_REFRESH_RATE(60)
+ MCFG_SCREEN_UPDATE_DRIVER(coco3_state, screen_update)
+ MCFG_SCREEN_SIZE(640, 243)
+ MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 1, 241-1)
+ MCFG_SCREEN_VBLANK_TIME(0)
+
+ // RGB monitor
+ MCFG_SCREEN_ADD(RGB_SCREEN_TAG, RASTER)
+ MCFG_SCREEN_REFRESH_RATE(60)
+ MCFG_SCREEN_UPDATE_DRIVER(coco3_state, screen_update)
+ MCFG_SCREEN_SIZE(640, 243)
+ MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 1, 241-1)
+ MCFG_SCREEN_VBLANK_TIME(0)
+
+ // sound hardware
+ MCFG_FRAGMENT_ADD( coco_sound )
+
+ // internal ram
+ MCFG_RAM_ADD(RAM_TAG)
+ MCFG_RAM_DEFAULT_SIZE("512K")
+ MCFG_RAM_EXTRA_OPTIONS("128K,2M,8M")
+
+ // software lists
+ MCFG_SOFTWARE_LIST_ADD("cart_list","coco_cart")
+
+ MCFG_SOFTWARE_LIST_ADD("flop_list","coco_flop")
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_DERIVED( coco3p, coco3 )
+ MCFG_DEVICE_REPLACE(GIME_TAG, GIME_PAL, XTAL_4_433619MHz)
+ MCFG_GIME_MAINCPU(MAINCPU_TAG)
+ MCFG_GIME_RAM(RAM_TAG)
+ MCFG_GIME_EXT(CARTRIDGE_TAG)
+ MCFG_GIME_HSYNC_CALLBACK(DEVWRITELINE(PIA0_TAG, pia6821_device, ca1_w))
+ MCFG_GIME_FSYNC_CALLBACK(DEVWRITELINE(PIA0_TAG, pia6821_device, cb1_w))
+ MCFG_GIME_IRQ_CALLBACK(WRITELINE(coco3_state, gime_irq_w))
+ MCFG_GIME_FIRQ_CALLBACK(WRITELINE(coco3_state, gime_firq_w))
+ MCFG_GIME_FLOATING_BUS_CALLBACK(READ8(coco_state, floating_bus_read))
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_DERIVED( coco3h, coco3 )
+ MCFG_CPU_REPLACE(MAINCPU_TAG, HD6309, XTAL_3_579545MHz)
+ MCFG_CPU_PROGRAM_MAP(coco3_mem)
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_DERIVED( coco3dw1, coco3 )
+ MCFG_COCO_CARTRIDGE_REMOVE(CARTRIDGE_TAG)
+ MCFG_COCO_CARTRIDGE_ADD(CARTRIDGE_TAG, coco_cart, "cc3hdb1")
+MACHINE_CONFIG_END
+
+//**************************************************************************
+// ROMS
+//**************************************************************************
+
+ROM_START(coco3)
+ ROM_REGION(0x8000,MAINCPU_TAG,0)
+ ROM_LOAD("coco3.rom", 0x0000, 0x8000, CRC(b4c88d6c) SHA1(e0d82953fb6fd03768604933df1ce8bc51fc427d))
+ROM_END
+
+ROM_START(coco3p)
+ ROM_REGION(0x8000,MAINCPU_TAG,0)
+ ROM_LOAD("coco3p.rom", 0x0000, 0x8000, CRC(ff050d80) SHA1(631e383068b1f52a8f419f4114b69501b21cf379))
+ROM_END
+
+#define rom_coco3h rom_coco3
+#define rom_coco3dw1 rom_coco3
+
+//**************************************************************************
+// SYSTEM DRIVERS
+//**************************************************************************
+
+COMP( 1986, coco3, coco, 0, coco3, coco3, driver_device, 0, "Tandy Radio Shack", "Color Computer 3 (NTSC)", 0)
+COMP( 1986, coco3p, coco, 0, coco3p, coco3, driver_device, 0, "Tandy Radio Shack", "Color Computer 3 (PAL)", 0)
+COMP( 19??, coco3h, coco, 0, coco3h, coco3, driver_device, 0, "Tandy Radio Shack", "Color Computer 3 (NTSC; HD6309)", MACHINE_UNOFFICIAL)
+COMP( 19??, coco3dw1, coco, 0, coco3dw1, coco3, driver_device, 0, "Tandy Radio Shack", "Color Computer 3 (NTSC; HDB-DOS)", MACHINE_UNOFFICIAL)