/*************************************************************************** TODO: - Add support for PF01 - PF24 Emulation file for Keytronic KB3270/PC keyboard by Wilbert Pol. This keyboard supports both the PC/XT and the PC/AT keyboard protocols. The desired protocol can be selected by a switch on the keyboard. Keyboard matrix. Z5 = XR 22-00950-001 Z6 = SN74LS132N Z7 = XR 22-00950-001 Z8 = SN74LS374N Z11 = XR 22-908-03B | Z11 pin 8 | | Z11 pin 7 | | | Z11 pin 6 | | | | Z11 pin 5 | | | | | Z11 pin 4 | | | | | | F1 -------- F2 ------------- F3 ----- F4 ----- F5 ----- F6 -------- J2 pin 2 - Z5 pin 19 | | | | | | F7 -------- F8 ------------- LShift - < ------ Z ------ X --------- J2 pin 1 - Z5 pin 18 | | | | | | F9 -------- F10 ------------ LCtrl -- LAlt --- Space -- RAlt ------ J1 pin 9 - Z5 pin 17 | | | | | | 1 --------- ` -------------- Q ------ TAB ---- A ------ Caps Lock - J1 pin 8 - Z5 pin 16 | | | | | | 2 --------- 3 -------------- W ------ E ------ S ------ D --------- J1 pin 7 - Z5 pin 15 | | | | | | 5 --------- 4 -------------- T ------ R ------ G ------ F --------- J2 pin 3 - Z7 pin 20 | | | | | | N --------- M -------------- B ------ V ------ C ------ , -------------------- Z7 pin 19 | | | | | | 6 --------- 7 -------------- Y ------ U ------ H ------ J -------------------- Z7 pin 18 | | | | | | 9 --------- 8 -------------- O ------ I ------ L ------ K -------------------- Z7 pin 17 | | | | | | Pad 2 ----- Pad 1 ---------- Unused - Unused - Down --- Enter ---------------- Z7 pin 16 | | | | | | | / -------------- Rshift - Rshift - Left --- . --------- J9 pin 8 - Z7 pin 15 | | | | | | 0 --------- - -------------- P ------ [ ------ ; ------ ' --------- J9 pin 7 - Z7 pin 14 | | | | | | Backspace - = -------------- Return - \ ------ Return - ] --------- J9 pin 6 - Z7 pin 13 | | | | | | Backspace - PA1/Dup -------- |<-- --- /a\ ---- Pad + -- Pad + ----- J9 pin 5 - Z7 pin 12 | | | | | | Esc ------- NumLock -------- Pad 7 -- Pad 8 -- Pad 4 -- Pad 5 ------J9 pin 3 - Z7 pin 2 | | | | | | SysReq ---- ScrLk ---------- -->| --- Pad 9 -- Pad - -- Pad 6 ---------------- goes under Z8 between pins 5 and 6 to Z8 pin 15? | | | | | | Pad 3 ----- Pad 0 ---------- Pad 0 -- Pad . -- Unused - Up ------------------- Z7 pin 7 | | | | | | PrtSc * --- PA2/Field Mark - Right -- /a ----- Center - Unused ---- J9 pin 2 - Z7 pin 3 | | | | | | The 'Return', 'Backspace, 'Pad 0', 'Right Shift', 'Pad +' keys on the keyboard are attached to two switches. The keys appear twice in the keyboard matrix. ***************************************************************************/ #include "emu.h" #include "keytro.h" #include "cpu/mcs51/mcs51.h" /*************************************************************************** CONSTANTS ***************************************************************************/ #define LOG 0 /*************************************************************************** TYPE DEFINITIONS ***************************************************************************/ struct kb_keytr_state { device_t *cpu; devcb_resolved_write_line out_clock_func; devcb_resolved_write_line out_data_func; /* state of i/o signals */ int clock_signal; int data_signal; /* internal state */ UINT8 p1; UINT8 p1_data; UINT8 p2; UINT8 p3; UINT16 last_write_addr; }; /***************************************************************************** INPUT PORTS *****************************************************************************/ static INPUT_PORTS_START( kb_keytronic_common ) PORT_START( "kb_keytronic_0f" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') /* 06 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') /* 05 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('T') /* 14 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('R') /* 13 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('G') /* 22 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('F') /* 21 */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F7 (IRMA)") /* 41 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?6a?") /* 6a */ PORT_START( "kb_keytronic_30_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('N') /* 31 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('M') /* 32 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('B') /* 30 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('V') /* 2f */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('C') /* 2e */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') /* 33 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "kb_keytronic_30_1" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) /* 58 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) /* 59 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) /* 5a */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) /* 5b */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) /* 5c */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) /* 5d */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?6b?") /* 6b */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F8 (IRMA)") /* 42 */ PORT_START( "kb_keytronic_31_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') /* 07 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') /* 08 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') /* 15 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('U') /* 16 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('H') /* 23 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('J') /* 24 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "kb_keytronic_31_1" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) /* 37 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) /* 5f */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LSHIFT) PORT_NAME("LShift") /* 2a */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("<") /* 70 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') /* 2c */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('X') /* 2d */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?6c?") /* 6c */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F9 (IRMA)") /* 43 */ PORT_START( "kb_keytronic_32_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') /* 0a */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') /* 09 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('O') /* 18 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('I') /* 17 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('L') /* 26 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('K') /* 25 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "kb_keytronic_32_1" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9)) /* 57 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10)) /* 1d */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) /* 71 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LALT) PORT_NAME("LAlt") /* 38 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') /* 39 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RALT) PORT_NAME("RAlt") /* 38 */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?69?") /* 69 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F6 (IRMA)") /* 40 */ PORT_START( "kb_keytronic_33_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2_PAD) PORT_CODE(KEYCODE_DOWN) PORT_NAME("KP 2") /* 50 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1_PAD) PORT_CODE(KEYCODE_END) PORT_NAME("KP 1") /* 4f */ PORT_BIT( 0x0c, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Down") /* 55 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Enter") /* 75 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "kb_keytronic_33_1" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') /* 02 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`') /* 29 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') /* 10 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TAB) PORT_CHAR(9) /* 0f */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('A') /* 1e */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CAPSLOCK) PORT_NAME("Caps") /* 3a */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?68?") /* 68 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F5 (IRMA)") /* 3f */ PORT_START( "kb_keytronic_34_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') /* 35 */ PORT_BIT( 0x0c, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_MAMEKEY(RSHIFT)) /* 36 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Left") /* 56 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') /* 34 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "kb_keytronic_34_1" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') /* 02 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') /* 03 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('W') /* 11 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('E') /* 12 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('S') /* 1f */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('D') /* 20 */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?67?") /* 67 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F4 (IRMA)") /* 3e */ PORT_START( "kb_keytronic_35_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') /* 0b */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') /* 0c */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('P') /* 19 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') /* 1a */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') /* 27 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') /* 28 */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "kb_keytronic_35_1" ) PORT_BIT( 0x3f, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?66?") /* 66 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F3 (IRMA)") /* 3d */ PORT_START( "kb_keytronic_36_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) /* 0e */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') /* 0d */ PORT_BIT( 0x14, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) /* 1c */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') /* 2b */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') /* 1b */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "kb_keytronic_36_1" ) PORT_BIT( 0x7f, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F2 (IRMA)") /* 3c */ PORT_START( "kb_keytronic_37_0" ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PA1") /* 7b */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("|<--") /* 7e */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("/a\\") /* 7a */ PORT_BIT( 0x30, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PLUS_PAD) PORT_NAME("KP +") /* 4e */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "kb_keytronic_37_1" ) PORT_BIT( 0x3f, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?64?") /* 64 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F1 (IRMA)") /* 3b */ PORT_START( "kb_keytronic_38_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SysReq") /* 54 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) /*PORT_CODE(KEYCODE_SCRLOCK)*/ PORT_NAME("ScrLock") /* 46 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("-->|") /* 7c */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9_PAD) PORT_CODE(KEYCODE_PGUP) PORT_NAME("KP 9") /* 49 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS_PAD) PORT_NAME("KP -") /* 4a */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6_PAD) PORT_CODE(KEYCODE_RIGHT) PORT_NAME("KP 6") /* 4d */ PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START( "kb_keytronic_39_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ESC) PORT_NAME("Esc") /* 01 */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_NUMLOCK) PORT_NAME("NumLock") /* 45 */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7_PAD) PORT_CODE(KEYCODE_HOME) PORT_NAME("KP 7") /* 47 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8_PAD) PORT_CODE(KEYCODE_UP) PORT_NAME("KP 8") /* 48 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4_PAD) PORT_CODE(KEYCODE_LEFT) PORT_NAME("KP 4") /* 4b */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("KP 5") /* 4c */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?76?") /* 76 */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?63?") /* 63 */ PORT_START( "kb_keytronic_3a_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PrtSc *") /* 6f */ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PA2") /* 7f */ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Right") /* 7d */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("/a") /* 79 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Center") /* 77 */ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?6e?") /* 6e */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?62?") /* 62 */ PORT_START( "kb_keytronic_3b_0" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3_PAD) PORT_CODE(KEYCODE_PGDN) PORT_NAME("KP 3") /* 51 */ PORT_BIT( 0x06, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0_PAD) PORT_CODE(KEYCODE_INSERT) PORT_NAME("KP 0") /* 52 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_DEL_PAD) PORT_CODE(KEYCODE_DEL) PORT_NAME("KP .") /* 53 */ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Up") /* 78 */ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("?6d?") /* 6d */ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F10 (IRMA)") /* 44 */ INPUT_PORTS_END static INPUT_PORTS_START( kb_keytronic_pc ) PORT_INCLUDE( kb_keytronic_common ) PORT_START( "kb_keytronic_0b" ) PORT_DIPNAME( 0x01, 0x01, "Protocol selection" ) PORT_DIPSETTING( 0x00, "Enhanced XT, AT and PS/2 models" ) PORT_DIPSETTING( 0x01, "Standard PC and XT" ) PORT_DIPNAME( 0x02, 0x00, "IRMA/Native scan code set" ) PORT_DIPSETTING( 0x00, "Native scan code set" ) PORT_DIPSETTING( 0x02, "IRMA Emulation" ) PORT_DIPNAME( 0x04, 0x04, "Enhanced 101/Native scan code set" ) PORT_DIPSETTING( 0x00, "Native scan code set" ) PORT_DIPSETTING( 0x04, "Enhanced 101 scan code set" ) PORT_DIPNAME( 0x08, 0x08, "Enable E0" ) PORT_DIPSETTING( 0x00, "Enable E0" ) PORT_DIPSETTING( 0x08, "Disable E0" ) PORT_DIPNAME( 0x10, 0x10, "Code tables" ) PORT_DIPSETTING( 0x00, "U.S. code tables" ) PORT_DIPSETTING( 0x10, "International code tables" ) PORT_BIT( 0x60, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_DIPNAME( 0x80, 0x80, "Key click" ) PORT_DIPSETTING( 0x00, "No key click" ) PORT_DIPSETTING( 0x80, "Key click" ) INPUT_PORTS_END static INPUT_PORTS_START( kb_keytronic_at ) PORT_INCLUDE( kb_keytronic_common ) PORT_START( "kb_keytronic_0b" ) PORT_DIPNAME( 0x01, 0x00, "Protocol selection" ) PORT_DIPSETTING( 0x00, "Enhanced XT, AT and PS/2 models" ) PORT_DIPSETTING( 0x01, "Standard PC and XT" ) PORT_DIPNAME( 0x02, 0x00, "IRMA/Native scan code set" ) PORT_DIPSETTING( 0x00, "Native scan code set" ) PORT_DIPSETTING( 0x02, "IRMA Emulation" ) PORT_DIPNAME( 0x04, 0x04, "Enhanced 101/Native scan code set" ) PORT_DIPSETTING( 0x00, "Native scan code set" ) PORT_DIPSETTING( 0x04, "Enhanced 101 scan code set" ) PORT_DIPNAME( 0x08, 0x00, "Enable E0" ) PORT_DIPSETTING( 0x00, "Enable E0" ) PORT_DIPSETTING( 0x08, "Disable E0" ) PORT_DIPNAME( 0x10, 0x10, "Code tables" ) PORT_DIPSETTING( 0x00, "U.S. code tables" ) PORT_DIPSETTING( 0x10, "International code tables" ) PORT_BIT( 0x60, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_DIPNAME( 0x80, 0x80, "Key click" ) PORT_DIPSETTING( 0x00, "No key click" ) PORT_DIPSETTING( 0x80, "Key click" ) INPUT_PORTS_END #if 0 /*************************************************************************** ROM DEFINITIONS ***************************************************************************/ ROM_START( kb_keytr ) ROM_REGION(0x2000, "kb_keytr", 0) ROM_LOAD("14166.bin", 0x0000, 0x2000, CRC(1aea1b53) SHA1(b75b6d4509036406052157bc34159f7039cdc72e)) ROM_END #endif //************************************************************************** // GLOBAL VARIABLES //************************************************************************** const device_type PC_KBD_KEYTRONIC_PC3270 = &device_creator; const device_type PC_KBD_KEYTRONIC_PC3270_AT = &device_creator; /***************************************************************************** ADDRESS MAPS *****************************************************************************/ static ADDRESS_MAP_START( keytronic_pc3270_program, AS_PROGRAM, 8, pc_kbd_keytronic_pc3270_device ) AM_RANGE(0x0000, 0x0fff) AM_ROM AM_REGION("kb_keytr", 0) ADDRESS_MAP_END static ADDRESS_MAP_START( keytronic_pc3270_io, AS_IO, 8, pc_kbd_keytronic_pc3270_device ) AM_RANGE(0x0000, 0xffff) AM_READWRITE(internal_data_read, internal_data_write) AM_RANGE(MCS51_PORT_P1, MCS51_PORT_P1) AM_READWRITE(p1_read, p1_write) AM_RANGE(MCS51_PORT_P2, MCS51_PORT_P2) AM_READWRITE(p2_read, p2_write) AM_RANGE(MCS51_PORT_P3, MCS51_PORT_P3) AM_READWRITE(p3_read, p3_write) ADDRESS_MAP_END /***************************************************************************** MACHINE CONFIG *****************************************************************************/ MACHINE_CONFIG_FRAGMENT( keytronic_pc3270 ) MCFG_CPU_ADD("kb_keytr", I8051, 11060250) MCFG_CPU_PROGRAM_MAP(keytronic_pc3270_program) MCFG_CPU_IO_MAP(keytronic_pc3270_io) MACHINE_CONFIG_END /*************************************************************************** ROM DEFINITIONS ***************************************************************************/ ROM_START( keytronic_pc3270 ) ROM_REGION(0x2000, "kb_keytr", 0) ROM_LOAD("14166.bin", 0x0000, 0x2000, CRC(1aea1b53) SHA1(b75b6d4509036406052157bc34159f7039cdc72e)) ROM_END pc_kbd_keytronic_pc3270_device::pc_kbd_keytronic_pc3270_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : device_t(mconfig, PC_KBD_KEYTRONIC_PC3270, "Keytronic PC3270", tag, owner, clock, "keytronic_pc3270", __FILE__), device_pc_kbd_interface(mconfig, *this), m_cpu(*this, "kb_keytr") { } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void pc_kbd_keytronic_pc3270_device::device_start() { set_pc_kbdc_device(); /* setup savestates */ save_item(NAME(m_p1)); save_item(NAME(m_p1_data)); save_item(NAME(m_p2)); save_item(NAME(m_p3)); save_item(NAME(m_last_write_addr)); } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- void pc_kbd_keytronic_pc3270_device::device_reset() { /* set default values */ m_p3 = 0xff; m_last_write_addr = 0; } //------------------------------------------------- // machine_config_additions - device-specific // machine configurations //------------------------------------------------- machine_config_constructor pc_kbd_keytronic_pc3270_device::device_mconfig_additions() const { return MACHINE_CONFIG_NAME( keytronic_pc3270 ); } ioport_constructor pc_kbd_keytronic_pc3270_device::device_input_ports() const { return INPUT_PORTS_NAME( kb_keytronic_pc ); } ioport_constructor pc_kbd_keytronic_pc3270_at_device::device_input_ports() const { return INPUT_PORTS_NAME( kb_keytronic_at ); } //------------------------------------------------- // rom_region - device-specific ROM region //------------------------------------------------- const rom_entry *pc_kbd_keytronic_pc3270_device::device_rom_region() const { return ROM_NAME( keytronic_pc3270 ); } WRITE_LINE_MEMBER( pc_kbd_keytronic_pc3270_device::clock_write ) { m_cpu->set_input_line(MCS51_INT0_LINE, state ); } WRITE_LINE_MEMBER( pc_kbd_keytronic_pc3270_device::data_write ) { m_cpu->set_input_line(MCS51_T0_LINE, state); } READ8_MEMBER( pc_kbd_keytronic_pc3270_device::internal_data_read ) { if (LOG) logerror("keytronic_pc3270::internal_data_read(): read from %04x\n", offset); if ( m_pc_kbdc ) { m_pc_kbdc->data_write_from_kb( BIT(offset, 8) ); m_pc_kbdc->clock_write_from_kb( BIT(offset, 9) ); } return 0xff; } WRITE8_MEMBER( pc_kbd_keytronic_pc3270_device::internal_data_write ) { if (LOG) logerror("keytronic_pc3270::internal_data_write(): write to offset %04x\n", offset); /* Check for low->high transition on AD8 */ if ( ! ( m_last_write_addr & 0x0100 ) && ( offset & 0x0100 ) ) { switch (m_p1) { case 0x0e: break; case 0x0f: m_p1_data = ioport("kb_keytronic_0f")->read(); break; case 0x30: m_p1_data = ioport("kb_keytronic_30_0")->read(); break; case 0x31: m_p1_data = ioport("kb_keytronic_31_0")->read(); break; case 0x32: m_p1_data = ioport("kb_keytronic_32_0")->read(); break; case 0x33: m_p1_data = ioport("kb_keytronic_33_0")->read(); break; case 0x34: m_p1_data = ioport("kb_keytronic_34_0")->read(); break; case 0x35: m_p1_data = ioport("kb_keytronic_35_0")->read(); break; case 0x36: m_p1_data = ioport("kb_keytronic_36_0")->read(); break; case 0x37: m_p1_data = ioport("kb_keytronic_37_0")->read() | (ioport("kb_keytronic_36_0")->read() & 0x01); break; case 0x38: m_p1_data = ioport("kb_keytronic_38_0")->read(); break; case 0x39: m_p1_data = ioport("kb_keytronic_39_0")->read(); break; case 0x3a: m_p1_data = ioport("kb_keytronic_3a_0")->read(); break; case 0x3b: m_p1_data = ioport("kb_keytronic_3b_0")->read(); break; } } /* Check for low->high transition on AD9 */ if ( ! ( m_last_write_addr & 0x0200 ) && ( offset & 0x0200 ) ) { switch (m_p1) { case 0x0b: m_p1_data = ioport("kb_keytronic_0b")->read(); break; case 0x30: m_p1_data = ioport("kb_keytronic_30_1")->read(); break; case 0x31: m_p1_data = ioport("kb_keytronic_31_1")->read(); break; case 0x32: m_p1_data = ioport("kb_keytronic_32_1")->read(); break; case 0x33: m_p1_data = ioport("kb_keytronic_33_1")->read(); break; case 0x34: m_p1_data = ioport("kb_keytronic_34_1")->read(); break; case 0x35: m_p1_data = ioport("kb_keytronic_35_1")->read(); break; case 0x36: m_p1_data = ioport("kb_keytronic_36_1")->read(); break; case 0x37: m_p1_data = ioport("kb_keytronic_37_1")->read(); break; case 0x38: m_p1_data = 0xff; break; case 0x39: m_p1_data = 0xff; break; case 0x3a: m_p1_data = 0xff; break; } } m_last_write_addr = offset; } READ8_MEMBER( pc_kbd_keytronic_pc3270_device::p1_read ) { return m_p1 & m_p1_data; } WRITE8_MEMBER( pc_kbd_keytronic_pc3270_device::p1_write ) { if (LOG) logerror("keytronic_pc3270::p1_write(): write %02x\n", data); m_p1 = data; } READ8_MEMBER( pc_kbd_keytronic_pc3270_device::p2_read ) { return m_p2; } WRITE8_MEMBER( pc_kbd_keytronic_pc3270_device::p2_write ) { if (LOG) logerror("keytronic_pc3270::p2_write(): write %02x\n", data); m_p2 = data; } READ8_MEMBER( pc_kbd_keytronic_pc3270_device::p3_read ) { UINT8 data = m_p3; data &= ~0x14; /* -INT0 signal */ data |= (clock_signal() ? 0x04 : 0x00); /* T0 signal */ data |= (data_signal() ? 0x00 : 0x10); return data; } WRITE8_MEMBER( pc_kbd_keytronic_pc3270_device::p3_write ) { if (LOG) logerror("keytronic_pc3270::p3_write(): write %02x\n", data); m_p3 = data; }