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r9212 Wednesday 22nd September, 2010 at 07:13:54 UTC by Curt Coder
[ABC800] Emulated the built-in keyboard.
[docs]messnew.txt
[src/emu/drivers]xtal.h
[src/mess/drivers]abc80x.c
[src/mess/includes]abc80x.h

src/emu/drivers/xtal.h
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6363   XTAL_5MHz         = 5000000,      /* Mutant Night */
6464   XTAL_5_0688MHz      = 5068800,      /* Xerox 820, DEC VK100 */
6565   XTAL_5_7143MHz      = 5714300,      /* Cidelsa Destroyer */
66   XTAL_5_9904MHz      = 5990400,      /* Luxor ABC 800 keyboard */
6667   XTAL_6MHz         = 6000000,      /* American Poker II */
6768   XTAL_6_144MHz      = 6144000,      /* Used on Alpha Denshi early 80's games sound board */
6869   XTAL_7MHz         = 7000000,      /* Jaleco Mega System PCBs */
src/mess/includes/abc80x.h
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5959   int kb_row;
6060   int kb_txd;
6161   int kb_clk;
62   int kb_stb;
6263
6364   /* sound state */
6465   int pling;               /* pling */
src/mess/drivers/abc80x.c
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6767Keyboard PCB Layout
6868-------------------
6969
70KTC A65-02201-201K
71
7072    |---------------|
7173|---|      CN1      |---------------------------------------------------|
7274|                                                                       |
7375|       LS193       LS374                       8048        22-008-03   |
74|   LS13    LS193               22-050-3B   XTAL                        |
76|   LS13    LS193               22-050-3B   5.9904MHz                   |
7577|                                                                       |
7678|                                                                       |
7779|                                                                       |
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8890    8048        - National Semiconductor INS8048 MCU "8048-132"
8991    22-008-03   - Exar Semiconductor XR22-008-03 keyboard matrix capacitive readout latch
9092    22-050-3B   - Exar Semiconductor XR22-050-3B keyboard matrix row driver with 4 to 12 decoder/demultiplexer
91    XTAL        - Luxor part number 48-300-06
9293    CN1         - keyboard data connector
9394
9495
r9211r9212
127128
128129    TODO:
129130
131   - check compatibility with new MC6845
132   - ABC800 keyboard: T1 clock frequency, caps lock led, keydown
133    - ABC802/806 ABC77 keyboard
130134    - find ROMs for ABC800C
131    - ABC800M/C integrated keyboard
132    - ABC802/806 ABC77 keyboard
133    - floppy controller board
134135    - hard disks (ABC-850 10MB, ABC-852 20MB, ABC-856 60MB)
135136
136137*/
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173174   CHANNEL_B
174175};
175176
176
177177static int keylatch;
178178
179179static const UINT8 abc800_keycodes[7*4][8] =
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512512
513513/* Keyboard */
514514
515#ifdef UNUSED_FUNCTION
515static TIMER_DEVICE_CALLBACK( keyboard_t1_tick )
516{
517   abc800_state *state = timer.machine->driver_data<abc800_state>();
518
519   state->kb_clk = !state->kb_clk;
520
521   z80dart_rxtxcb_w(state->z80dart, state->kb_clk);
522}
523
516524static READ_LINE_DEVICE_HANDLER( keyboard_txd_r )
517525{
518526   abc800_state *state = device->machine->driver_data<abc800_state>();
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524532{
525533   cpu_set_input_line(device, MCS48_INPUT_IRQ, state ? CLEAR_LINE : ASSERT_LINE);
526534}
527#endif
528535
529536static READ8_HANDLER( keyboard_col_r )
530537{
531538   abc800_state *state = space->machine->driver_data<abc800_state>();
532539
533   static const char *const ABC800_KEYNAMES[] = { "X0", "X1", "X2", "X3", "X4", "X5", "X6", "X7", "X8", "X9", "X10", "X11" };
540   static const char *const ABC800_KEY_ROW[] = { "Y0", "Y1", "Y2", "Y3", "Y4", "Y5", "Y6", "Y7", "Y8", "Y9", "Y10", "Y11" };
534541   UINT8 data = 0xff;
535542
536   if (state->kb_row < 12)
543   if (state->kb_stb && state->kb_row < 12)
537544   {
538      data = input_port_read(space->machine, ABC800_KEYNAMES[state->kb_row]);
545      data = input_port_read(space->machine, ABC800_KEY_ROW[state->kb_row]);
539546   }
540547
541548   return data;
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551558      1      A1
552559      2      A2
553560      3      A3
554      4     
555      5     
561      4      ?
562      5      ?
556563      6     
557564      7     
558565
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560567
561568   abc800_state *state = space->machine->driver_data<abc800_state>();
562569
563   if (data == 0xff) return;
564   
565   /* keyboard row */
566   state->kb_row = data & 0x0f;
570   // keyboard row
571   if (!state->kb_stb)
572   {
573      state->kb_row = data & 0x0f;
574   }
567575}
568576
569577static WRITE8_HANDLER( keyboard_ctrl_w )
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576584      1     
577585      2     
578586      3     
579      4     
580      5     
581      6     
582      7     
587      4      TxD
588      5      ?
589      6      22-008-03 CLR, 22-050-3B STB
590      7      22-008-03 HYS
583591
584592   */
593
594   abc800_state *state = space->machine->driver_data<abc800_state>();
595   
596   // TxD
597   state->kb_txd = !BIT(data, 4);
598
599   // keydown
600   z80dart_dcdb_w(state->z80dart, !BIT(data, 5));
601
602   // strobe
603   state->kb_stb = BIT(data, 6);
585604}
586605
606static READ8_HANDLER( keyboard_t1_r )
607{
608   abc800_state *state = space->machine->driver_data<abc800_state>();
609
610   return state->kb_clk;
611}
612
587613/* Memory Maps */
588614
589615// ABC 800M
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619645static ADDRESS_MAP_START( keyboard_io_map, ADDRESS_SPACE_IO, 8 )
620646   AM_RANGE(MCS48_PORT_P1, MCS48_PORT_P1) AM_READWRITE(keyboard_col_r, keyboard_row_w)
621647   AM_RANGE(MCS48_PORT_P2, MCS48_PORT_P2) AM_WRITE(keyboard_ctrl_w)
622   AM_RANGE(MCS48_PORT_T1, MCS48_PORT_T1) AM_READNOP
648   AM_RANGE(MCS48_PORT_T1, MCS48_PORT_T1) AM_READ(keyboard_t1_r)
623649ADDRESS_MAP_END
624650
625651// ABC 800C
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723749
724750/* Input Ports */
725751
752INPUT_PORTS_START( abc800 )
753   PORT_START("Y0")
754   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
755   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CAPS LOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK))
756   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL))
757   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Left SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
758   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) // 80
759   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) // 81
760   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) // 82
761   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) // 83
762
763   PORT_START("Y1")
764   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"')
765   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q')
766   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A')
767   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z')
768   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad -") PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD))
769   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad RETURN") PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD))
770   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) // 84
771   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) // 85
772
773   PORT_START("Y2")
774   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
775   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W')
776   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S')
777   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X')
778   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) // 18
779   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 6") PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD))
780   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 3") PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD))
781   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) // 86
782
783   PORT_START("Y3")
784   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("4 \xC2\xA4") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR(0x00A4)
785   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E')
786   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D')
787   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C')
788   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 9") PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD))
789   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 5") PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD))
790   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 2") PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD))
791   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
792
793   PORT_START("Y4")
794   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
795   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R')
796   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F')
797   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V')
798   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 8") PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD))
799   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 4") PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD))
800   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 1") PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD))
801   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad .") PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD))
802
803   PORT_START("Y5")
804   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&')
805   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T')
806   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G')
807   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B')
808   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 7") PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD))
809   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PF4") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4))
810   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PF6") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6))
811   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 0") PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD))
812
813   PORT_START("Y6")
814   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('/')
815   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y')
816   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H')
817   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N')
818   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PF2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2))
819   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PF3") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3))
820   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PF5") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5))
821   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PF8") PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8))
822
823   PORT_START("Y7")
824   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(')
825   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U')
826   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J')
827   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M')
828   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PF1") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1))
829   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR('\r')
830   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xE2\x86\x90") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
831   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PF7") PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7))
832
833   PORT_START("Y8")
834   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')')
835   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I')
836   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K')
837   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR(';')
838   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('<') PORT_CHAR('>')
839   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xC3\xBC \xC3\x9C") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(0x00FC) PORT_CHAR(0x00DC)
840   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR('\'') PORT_CHAR('*')
841   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xE2\x86\x92") PORT_CODE(KEYCODE_TAB) PORT_CHAR(UCHAR_MAMEKEY(TAB))
842
843   PORT_START("Y9")
844   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('=')
845   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O')
846   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L')
847   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR(':')
848   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xC3\xA9 \xC3\x89") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR(0x00E9) PORT_CHAR(0x00C9)
849   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xC3\xA5 \xC3\x85") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR(0x00E5) PORT_CHAR(0x00C5)
850   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xC3\xA4 \xC3\x84") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(0x00E4) PORT_CHAR(0x00C4)
851   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Right SHIFT") PORT_CODE(KEYCODE_RSHIFT)
852
853   PORT_START("Y10")
854   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('+') PORT_CHAR('?')
855   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P')
856   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xC3\xB6 \xC3\x96") PORT_CODE(KEYCODE_COLON) PORT_CHAR(0x00F6) PORT_CHAR(0x00D6)
857   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('-') PORT_CHAR('_')
858   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) // 87
859   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) // 88
860   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) // 89
861   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) // 8a
862
863   PORT_START("Y11")
864   PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED ) // 03
865   PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNUSED ) // 23
866   PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED ) // 96
867   PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) // 8b
868   PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) // 8c
869   PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) // 8d
870   PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) // 8e
871   PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) // 8f
872
873   PORT_START("SB")
874   PORT_DIPNAME( 0xff, 0xaa, "Serial Communications" ) PORT_DIPLOCATION("SB:1,2,3,4,5,6,7,8")
875   PORT_DIPSETTING(    0xaa, "Asynchronous, Single Speed" )
876   PORT_DIPSETTING(    0x2e, "Asynchronous, Split Speed" )
877   PORT_DIPSETTING(    0x50, "Synchronous" )
878   PORT_DIPSETTING(    0x8b, "ABC NET" )
879
880   PORT_INCLUDE(luxor_55_21046)
881INPUT_PORTS_END
882
726883static INPUT_PORTS_START( fake_keyboard )
727884   PORT_START("ROW0")
728885   PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
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796953
797954   PORT_START("ROW7")
798955   PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("LEFT SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
799   PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("RIGHT SHIFT") PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
956   PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("RIGHT SHIFT") PORT_CODE(KEYCODE_RSHIFT)
800957   PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("UPPER CASE") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_TOGGLE
801958   PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL))
802959   PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
r9211r9212
805962   PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
806963INPUT_PORTS_END
807964
808INPUT_PORTS_START( abc800 )
809   PORT_INCLUDE(fake_keyboard)
810
811   PORT_START("SB")
812   PORT_DIPNAME( 0xff, 0xaa, "Serial Communications" ) PORT_DIPLOCATION("SB:1,2,3,4,5,6,7,8")
813   PORT_DIPSETTING(    0xaa, "Asynchronous, Single Speed" )
814   PORT_DIPSETTING(    0x2e, "Asynchronous, Split Speed" )
815   PORT_DIPSETTING(    0x50, "Synchronous" )
816   PORT_DIPSETTING(    0x8b, "ABC NET" )
817
818   PORT_INCLUDE(luxor_55_21046)
819INPUT_PORTS_END
820
821965static INPUT_PORTS_START( abc802 )
822966   PORT_INCLUDE(fake_keyboard)
823967
r9211r9212
829973   PORT_DIPSETTING(    0x8b, "ABC NET" )
830974
831975   PORT_START("CONFIG")
832   PORT_CONFNAME( 0x01, 0x00, "Clear Screen Time Out" )
833   PORT_CONFSETTING(    0x00, DEF_STR( Off ) )
834   PORT_CONFSETTING(    0x01, DEF_STR( On ) )
835   PORT_CONFNAME( 0x02, 0x02, DEF_STR( Unknown ) )
836   PORT_CONFSETTING(    0x00, DEF_STR( Off ) )
837   PORT_CONFSETTING(    0x02, DEF_STR( On ) )
838   PORT_CONFNAME( 0x04, 0x00, "Characters Per Line" )
839   PORT_CONFSETTING(    0x00, "40" )
840   PORT_CONFSETTING(    0x04, "80" )
841   PORT_CONFNAME( 0x08, 0x08, "Frame Frequency" )
842   PORT_CONFSETTING(    0x00, "60 Hz" )
843   PORT_CONFSETTING(    0x08, "50 Hz" )
976   PORT_DIPNAME( 0x01, 0x00, "Clear Screen Time Out" ) PORT_DIPLOCATION("S1:1")
977   PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
978   PORT_DIPSETTING(    0x01, DEF_STR( On ) )
979   PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) ) PORT_DIPLOCATION("S2:1")
980   PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
981   PORT_DIPSETTING(    0x02, DEF_STR( On ) )
982   PORT_DIPNAME( 0x04, 0x00, "Characters Per Line" ) PORT_DIPLOCATION("S3:1")
983   PORT_DIPSETTING(    0x00, "40" )
984   PORT_DIPSETTING(    0x04, "80" )
985   PORT_DIPNAME( 0x08, 0x08, "Frame Frequency" )
986   PORT_DIPSETTING(    0x00, "60 Hz" )
987   PORT_DIPSETTING(    0x08, "50 Hz" )
844988
845989   PORT_INCLUDE(luxor_55_21046)
846990INPUT_PORTS_END
r9211r9212
9961140   DEVCB_NULL,
9971141   DEVCB_NULL,
9981142
999   DEVCB_NULL,//DEVCB_LINE(keyboard_txd_r),
1000   DEVCB_NULL,//DEVCB_DEVICE_LINE(I8048_TAG, keyboard_rxd_w),
1143   DEVCB_LINE(keyboard_txd_r),
1144   DEVCB_DEVICE_LINE(I8048_TAG, keyboard_rxd_w),
10011145   DEVCB_NULL,
10021146   DEVCB_NULL,
10031147   DEVCB_NULL,
r9211r9212
11241268   state_save_register_global(machine, state->kb_row);
11251269   state_save_register_global(machine, state->kb_txd);
11261270   state_save_register_global(machine, state->kb_clk);
1271   state_save_register_global(machine, state->kb_stb);
11271272   state_save_register_global(machine, state->pling);
11281273   state_save_register_global(machine, state->z80sio_rxcb);
11291274   state_save_register_global(machine, state->z80sio_txcb);
r9211r9212
11351280
11361281   state->fetch_charram = 0;
11371282   abc800_bankswitch(machine);
1283
1284   z80dart_ria_w(state->z80dart, 1);
1285
1286   /* 50/60 Hz */
1287   z80dart_ctsb_w(state->z80dart, 0); // 0 = 50Hz, 1 = 60Hz
11381288}
11391289
11401290static MACHINE_START( abc802 )
r9211r9212
12361386   e0516_clk_w(state->e0516, 1);
12371387   e0516_dio_w(state->e0516, 1);
12381388
1239   /* 40/80 char */
1240   z80dart_ria_w(state->z80dart, 1); // 0 = 40, 1 = 80
1389   z80dart_ria_w(state->z80dart, 1);
12411390
12421391   /* 50/60 Hz */
12431392   z80dart_ctsb_w(state->z80dart, 0); // 0 = 50Hz, 1 = 60Hz
r9211r9212
12451394
12461395/* Machine Drivers */
12471396
1248static MACHINE_CONFIG_START( abc800m, abc800_state )
1249
1397static MACHINE_CONFIG_START( abc800, abc800_state )
12501398   /* basic machine hardware */
12511399   MDRV_CPU_ADD(Z80_TAG, Z80, ABC800_X01/2/2)
12521400   MDRV_CPU_CONFIG(abc800_daisy_chain)
12531401   MDRV_CPU_PROGRAM_MAP(abc800m_map)
12541402   MDRV_CPU_IO_MAP(abc800m_io_map)
12551403
1256   MDRV_CPU_ADD(I8048_TAG, I8048, 4608000)
1404   MDRV_CPU_ADD(I8048_TAG, I8048, XTAL_5_9904MHz)
12571405   MDRV_CPU_IO_MAP(keyboard_io_map)
12581406
12591407   MDRV_MACHINE_START(abc800)
12601408   MDRV_MACHINE_RESET(abc800)
12611409
1262   /* video hardware */
1263   MDRV_FRAGMENT_ADD(abc800m_video)
1264
12651410   /* sound hardware */
12661411   MDRV_SPEAKER_STANDARD_MONO("mono")
12671412   MDRV_SOUND_ADD("discrete", DISCRETE, 0)
r9211r9212
12751420   MDRV_Z80DART_ADD(Z80DART_TAG, ABC800_X01/2/2, abc800_dart_intf)
12761421   MDRV_PRINTER_ADD("printer")
12771422   MDRV_CASSETTE_ADD(CASSETTE_TAG, abc800_cassette_config)
1423   MDRV_TIMER_ADD_PERIODIC("keyboard_t1", keyboard_t1_tick, HZ(XTAL_5_9904MHz/(3*5)/20)) // TODO correct frequency?
12781424
12791425   /* ABC bus */
12801426   MDRV_ABCBUS_ADD(ABCBUS_TAG, abcbus_daisy, Z80_TAG)
12811427   MDRV_ABC830_ADD("luxor_55_21046", ABCBUS_TAG, DRIVE_BASF_6106_08)
12821428
1283   /* fake keyboard */
1284   MDRV_TIMER_ADD_PERIODIC("keyboard", keyboard_tick, USEC(2500))
1285
12861429   /* internal ram */
12871430   MDRV_RAM_ADD("messram")
12881431   MDRV_RAM_DEFAULT_SIZE("16K")
12891432   MDRV_RAM_EXTRA_OPTIONS("32K")
12901433MACHINE_CONFIG_END
12911434
1292static MACHINE_CONFIG_START( abc800c, abc800_state )
1435static MACHINE_CONFIG_DERIVED( abc800m, abc800 )
1436   /* video hardware */
1437   MDRV_FRAGMENT_ADD(abc800m_video)
1438MACHINE_CONFIG_END
12931439
1440static MACHINE_CONFIG_DERIVED( abc800c, abc800 )
12941441   /* basic machine hardware */
1295   MDRV_CPU_ADD(Z80_TAG, Z80, ABC800_X01/2/2)
1296   MDRV_CPU_CONFIG(abc800_daisy_chain)
1442   MDRV_CPU_MODIFY(Z80_TAG)
12971443   MDRV_CPU_PROGRAM_MAP(abc800c_map)
12981444   MDRV_CPU_IO_MAP(abc800c_io_map)
12991445
1300   MDRV_MACHINE_START(abc800)
1301   MDRV_MACHINE_RESET(abc800)
1302
13031446   /* video hardware */
13041447   MDRV_FRAGMENT_ADD(abc800c_video)
1305
1306   /* sound hardware */
1307   MDRV_SPEAKER_STANDARD_MONO("mono")
1308   MDRV_SOUND_ADD("discrete", DISCRETE, 0)
1309   MDRV_SOUND_CONFIG_DISCRETE(abc800)
1310   MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.80)
1311
1312   /* peripheral hardware */
1313   MDRV_Z80CTC_ADD(Z80CTC_TAG, ABC800_X01/2/2, ctc_intf)
1314   MDRV_TIMER_ADD_PERIODIC("ctc", ctc_tick, HZ(ABC800_X01/2/2/2))
1315   MDRV_Z80SIO2_ADD(Z80SIO_TAG, ABC800_X01/2/2, sio_intf)
1316   MDRV_Z80DART_ADD(Z80DART_TAG, ABC800_X01/2/2, abc800_dart_intf)
1317   MDRV_PRINTER_ADD("printer")
1318   MDRV_CASSETTE_ADD(CASSETTE_TAG, abc800_cassette_config)
1319
1320   /* ABC bus */
1321   MDRV_ABCBUS_ADD(ABCBUS_TAG, abcbus_daisy, Z80_TAG)
1322   MDRV_ABC830_ADD("luxor_55_21046", ABCBUS_TAG, DRIVE_BASF_6106_08)
1323
1324   /* fake keyboard */
1325   MDRV_TIMER_ADD_PERIODIC("keyboard", keyboard_tick, USEC(2500))
1326
1327   /* internal ram */
1328   MDRV_RAM_ADD("messram")
1329   MDRV_RAM_DEFAULT_SIZE("16K")
1330   MDRV_RAM_EXTRA_OPTIONS("32K")
13311448MACHINE_CONFIG_END
13321449
13331450static MACHINE_CONFIG_START( abc802, abc802_state )
1334
13351451   /* basic machine hardware */
13361452   MDRV_CPU_ADD(Z80_TAG, Z80, ABC800_X01/2/2)
13371453   MDRV_CPU_CONFIG(abc800_daisy_chain)
r9211r9212
13721488MACHINE_CONFIG_END
13731489
13741490static MACHINE_CONFIG_START( abc806, abc806_state )
1375
13761491   /* basic machine hardware */
13771492   MDRV_CPU_ADD(Z80_TAG, Z80, ABC800_X01/2/2)
13781493   MDRV_CPU_CONFIG(abc800_daisy_chain)
r9211r9212
14541569   ROM_LOAD( "abc 7-22.2j", 0x7000, 0x1000, CRC(774511ab) SHA1(5171e43213a402c2d96dee33453c8306ac1aafc8) )
14551570
14561571   ROM_REGION( 0x400, I8048_TAG, 0 )
1457   ROM_LOAD( "8048-132", 0x0000, 0x0400, CRC(05c4dce5) SHA1(1824c5d304bbd09f97056cfa408e1b18b5219ba2) )
1572   ROM_LOAD( "8048-132.z9", 0x0000, 0x0400, CRC(05c4dce5) SHA1(1824c5d304bbd09f97056cfa408e1b18b5219ba2) )
14581573
14591574   ROM_REGION( 0x800, "chargen", 0 )
14601575   ROM_LOAD( "vum se.7c", 0x0000, 0x0800, CRC(f9152163) SHA1(997313781ddcbbb7121dbf9eb5f2c6b4551fc799) )
r9211r9212
16491764/* System Drivers */
16501765
16511766/*    YEAR  NAME        PARENT      COMPAT  MACHINE     INPUT   INIT     COMPANY             FULLNAME        FLAGS */
1652COMP( 1981, abc800m,    0,         0,      abc800m,    abc800, abc800m, "Luxor Datorer AB", "ABC 800 M/HR", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND )
1653COMP( 1981, abc800c,    abc800m,    0,      abc800c,    abc800, abc800c, "Luxor Datorer AB", "ABC 800 C/HR", GAME_NOT_WORKING )
1654COMP( 1983, abc802,     0,          0,      abc802,     abc802, abc802,  "Luxor Datorer AB", "ABC 802",       GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND )
1655COMP( 1983, abc806,     0,          0,      abc806,     abc806, abc806,  "Luxor Datorer AB", "ABC 806",       GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND | GAME_NO_SOUND)
1767COMP( 1981, abc800m,    0,         0,      abc800m,    abc800, abc800m, "Luxor Datorer AB", "ABC 800 M/HR", GAME_SUPPORTS_SAVE )
1768COMP( 1981, abc800c,    abc800m,    0,      abc800c,    abc800, abc800c, "Luxor Datorer AB", "ABC 800 C/HR", GAME_SUPPORTS_SAVE | GAME_NOT_WORKING )
1769COMP( 1983, abc802,     0,          0,      abc802,     abc802, abc802,  "Luxor Datorer AB", "ABC 802",       GAME_SUPPORTS_SAVE )
1770COMP( 1983, abc806,     0,          0,      abc806,     abc806, abc806,  "Luxor Datorer AB", "ABC 806",       GAME_SUPPORTS_SAVE | GAME_NO_SOUND )
docs/messnew.txt
r9211r9212
4141
4242- [ABC800] Added a dump of the keyboard controller ROM. [exon, Curt Coder]
4343
44- [ABC800] Emulated the built-in keyboard. [Curt Coder, exon]
45
4446- [ABC806] Added enhanced options ROM. [exon, Curt Coder]
4547
4648

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