diff options
Diffstat (limited to 'src/mame/drivers/fp200.cpp')
-rw-r--r-- | src/mame/drivers/fp200.cpp | 626 |
1 files changed, 626 insertions, 0 deletions
diff --git a/src/mame/drivers/fp200.cpp b/src/mame/drivers/fp200.cpp new file mode 100644 index 00000000000..9e9cc9c47db --- /dev/null +++ b/src/mame/drivers/fp200.cpp @@ -0,0 +1,626 @@ +// license:BSD-3-Clause +// copyright-holders:Angelo Salese +/*************************************************************************** + + FP-200 (c) 1982 Casio + + preliminary driver by Angelo Salese + + TODO: + - What's the LCDC type? Custom? + - Unless I've missed something in the schems, this one shouldn't have any + sound capability. + - backup RAM. + - Rewrite video emulation from scratch. + + Notes: + - on start-up there's a "memory illegal" warning. Enter "RESET" command + to initialize it (thanks to Takeda Toshiya for pointing this out). + +***************************************************************************/ + + +#include "emu.h" +#include "cpu/i8085/i8085.h" + +#define MAIN_CLOCK XTAL_6_144MHz + +class fp200_state : public driver_device +{ +public: + fp200_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag), + m_maincpu(*this, "maincpu") + { } + + // devices + required_device<cpu_device> m_maincpu; + UINT8 m_io_type; + UINT8 *m_chargen; + UINT8 m_keyb_mux; + + struct{ + UINT8 x; + UINT8 y; + UINT8 status; + UINT8 *vram; + UINT8 *attr; + }m_lcd; + UINT8 read_lcd_attr(UINT16 X, UINT16 Y); + UINT8 read_lcd_vram(UINT16 X, UINT16 Y); + void write_lcd_attr(UINT16 X, UINT16 Y,UINT8 data); + void write_lcd_vram(UINT16 X, UINT16 Y,UINT8 data); + + // screen updates + UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); + + DECLARE_READ8_MEMBER(fp200_io_r); + DECLARE_WRITE8_MEMBER(fp200_io_w); + DECLARE_READ8_MEMBER(fp200_lcd_r); + DECLARE_WRITE8_MEMBER(fp200_lcd_w); + DECLARE_READ8_MEMBER(fp200_keyb_r); + DECLARE_WRITE8_MEMBER(fp200_keyb_w); + DECLARE_INPUT_CHANGED_MEMBER(keyb_irq); + + DECLARE_WRITE_LINE_MEMBER(sod_w); + DECLARE_READ_LINE_MEMBER(sid_r); + + DECLARE_PALETTE_INIT(fp200); +protected: + // driver_device overrides + virtual void machine_start(); + virtual void machine_reset(); + + virtual void video_start(); +}; + +void fp200_state::video_start() +{ + m_lcd.vram = auto_alloc_array_clear(machine(), UINT8, 20*64); + m_lcd.attr = auto_alloc_array_clear(machine(), UINT8, 20*64); +} + +/* TODO: Very preliminary, I actually believe that the LCDC writes in a blitter fashion ... */ +UINT32 fp200_state::screen_update( screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect ) +{ + UINT16 l_offs, r_offs; + + bitmap.fill(0, cliprect); + + l_offs = 0; + r_offs = 0; + for(int y=cliprect.min_y;y<cliprect.max_y;y++) + { + for(int x=0;x<80;x++) + { + if(m_lcd.attr[x/8+y*20] == 0x50) + { + l_offs = (y & ~7); + break; + } + } + } + + for(int y=cliprect.min_y;y<cliprect.max_y;y++) + { + for(int x=80;x<160;x++) + { + if(m_lcd.attr[x/8+y*20] == 0x50) + { + r_offs = (y & ~7); + break; + } + } + } + + for(int y=cliprect.min_y;y<cliprect.max_y;y++) + { + for(int x=0;x<80;x++) + { + UINT16 yoffs; + + yoffs = y + l_offs; + + if(yoffs >= 64) + yoffs -= 64; + + if(m_lcd.attr[x/8+yoffs*20] == 0x60 || m_lcd.attr[x/8+yoffs*20] == 0x50) + { + UINT8 vram,pix; + + vram = m_lcd.vram[x/8+yoffs*20]; + pix = ((m_chargen[vram*8+(x & 7)]) >> (7-(yoffs & 7))) & 1; + bitmap.pix16(y,x) = pix; + } + /* + else if(m_lcd.attr[x/8+yoffs*20] == 0x40) + { + UINT8 vram,pix; + + vram = m_lcd.vram[x/8+yoffs*20]; + pix = (vram) >> (7-(yoffs & 7)) & 1; + bitmap.pix16(y,x) = pix; + }*/ + } + } + + for(int y=cliprect.min_y;y<cliprect.max_y;y++) + { + for(int x=80;x<160;x++) + { + UINT16 yoffs; + + yoffs = y + r_offs; + + if(yoffs >= 64) + yoffs -= 64; + + if(m_lcd.attr[x/8+yoffs*20] == 0x60 || m_lcd.attr[x/8+yoffs*20] == 0x50) + { + UINT8 vram,pix; + + vram = m_lcd.vram[x/8+yoffs*20]; + pix = ((m_chargen[vram*8+(x & 7)]) >> (7-(yoffs & 7))) & 1; + bitmap.pix16(y,x) = pix; + } + /*else if(m_lcd.attr[x/8+yoffs*20] == 0x40) + { + UINT8 vram,pix; + + vram = m_lcd.vram[x/8+yoffs*20]; + pix = (vram) >> (7-(yoffs & 7)) & 1; + bitmap.pix16(y,x) = pix; + }*/ + } + } + + return 0; +} + + +/* +[1] DDDD DDDD vram data/attr (left half) +[2] DDDD DDDD vram data/attr (right half) +[8] SSSS --YY Status code (1=vram type/0xb=attr type) / upper part of Y address +[9] YYYY XXXX lower part of Y address / X address +*/ +UINT8 fp200_state::read_lcd_attr(UINT16 X, UINT16 Y) +{ + UINT16 base_offs; + UINT8 res = 0; + + for(int yi=0;yi<8;yi++) + { + base_offs = X+(Y+yi)*20; + + if(base_offs >= 20*64) + return 0xff; + + res = m_lcd.attr[base_offs]; + } + + return res; +} + +UINT8 fp200_state::read_lcd_vram(UINT16 X, UINT16 Y) +{ + UINT16 base_offs; + UINT8 res = 0; + + for(int yi=0;yi<8;yi++) + { + base_offs = X+(Y+yi)*20; + + if(base_offs >= 20*64) + return 0xff; + + res = m_lcd.vram[base_offs]; + } + + return res; +} + +READ8_MEMBER(fp200_state::fp200_lcd_r) +{ + UINT8 res; + + res = 0; + + switch(offset) + { + case 1: + //printf("%d %d -> (L) %02x\n",m_lcd.x,m_lcd.y,m_lcd.status); + if(m_lcd.status == 0xb) + res = read_lcd_attr(m_lcd.x,m_lcd.y); + else if(m_lcd.status == 1) + res = read_lcd_vram(m_lcd.x,m_lcd.y); + break; + case 2: + //printf("%d %d -> (R) %02x\n",m_lcd.x,m_lcd.y,m_lcd.status); + if(m_lcd.status == 0xb) + res = read_lcd_attr(m_lcd.x + 10,m_lcd.y); + else if(m_lcd.status == 1) + res = read_lcd_vram(m_lcd.x + 10,m_lcd.y); + break; + case 8: + res = (m_lcd.status & 0xf) << 4; + res |= (m_lcd.y & 0x30) >> 4; + break; + case 9: + res = (m_lcd.y & 0xf) << 4; + res |= (m_lcd.x & 0xf); + break; + } + + + return res; +} + +void fp200_state::write_lcd_attr(UINT16 X, UINT16 Y,UINT8 data) +{ + UINT16 base_offs; + + for(int yi=0;yi<8;yi++) + { + base_offs = X+(Y+yi)*20; + + if(base_offs >= 20*64) + return; + + //if(data != 0x60) + // printf("%d %d %02x\n",X,Y,data); + + m_lcd.attr[base_offs] = data; + } +} + +void fp200_state::write_lcd_vram(UINT16 X, UINT16 Y,UINT8 data) +{ + UINT16 base_offs; + + for(int yi=0;yi<8;yi++) + { + base_offs = X+(Y+yi)*20; + + if(base_offs >= 20*64) + return; + + m_lcd.vram[base_offs] = data; + } +} + +WRITE8_MEMBER(fp200_state::fp200_lcd_w) +{ + switch(offset) + { + case 1: + //printf("%d %d -> %02x (%c) (L %02x)\n",m_lcd.x,m_lcd.y,data,data,m_lcd.status); + if(m_lcd.status == 0xb) + write_lcd_attr(m_lcd.x,m_lcd.y,data); + else if(m_lcd.status == 1) + write_lcd_vram(m_lcd.x,m_lcd.y,data); + break; + case 2: + //printf("%d %d -> %02x (%c) (R %02x)\n",m_lcd.x + 10,m_lcd.y,data,data,m_lcd.status); + if(m_lcd.status == 0xb) + write_lcd_attr(m_lcd.x + 10,m_lcd.y,data); + else if(m_lcd.status == 1) + write_lcd_vram(m_lcd.x + 10,m_lcd.y,data); + break; + case 8: + m_lcd.status = (data & 0xf0) >> 4; + if(m_lcd.status == 0x0b) + m_lcd.y = (m_lcd.y & 0xf) | ((data & 3) << 4); + break; + case 9: + m_lcd.y = (m_lcd.y & 0x30) | ((data & 0xf0) >> 4); + m_lcd.x = data & 0xf; + break; + } +} + +READ8_MEMBER(fp200_state::fp200_keyb_r) +{ + const char *const keynames[16] = { "KEY0", "KEY1", "KEY2", "KEY3", + "KEY4", "KEY5", "KEY6", "KEY7", + "KEY8", "KEY9", "UNUSED", "UNUSED", + "UNUSED", "UNUSED", "UNUSED", "UNUSED"}; + UINT8 res; + + if(offset == 0) + res = ioport(keynames[m_keyb_mux])->read(); + else + { + printf("Unknown keyboard offset read access %02x\n",offset + 0x20); + res = 0; + } + + return res; +} + +WRITE8_MEMBER(fp200_state::fp200_keyb_w) +{ + if(offset == 1) + m_keyb_mux = data & 0xf; + else if(offset == 0) + { + // ... ? + } + else + printf("Unknown keyboard offset write access %02x %02x\n",offset + 0x20,data); +} + +/* +Annoyingly the i/o map uses the SOD to access different devices, so we need trampolines. +SOD = 0 +0x10 - 0x1f Timer control (RPC05 RTC) +0x20 - 0x2f AUTO-POWER OFF +0x40 - 0x4f FDC Device ID Code (5 for "FP-1021FD") +0x80 - 0xff FDD (unknown type) +SOD = 1 +0x00 - 0x0f LCD control. +0x10 - 0x1f I/O control +0x20 - 0x2f Keyboard +0x40 - 0x4f MT.RS-232C control +0x80 - 0x8f Printer (Centronics) +*/ +READ8_MEMBER(fp200_state::fp200_io_r) +{ + UINT8 res; + + if(m_io_type == 0) + { + res = 0; + logerror("Unemulated I/O read %02x (%02x)\n",offset,m_io_type); + } + else + { + switch(offset & 0xf0) + { + //case 0x00: return; + case 0x00: res = fp200_lcd_r(space, offset & 0xf); break; + case 0x20: res = fp200_keyb_r(space, offset & 0xf); break; + default: res = 0; logerror("Unemulated I/O read %02x (%02x)\n",offset,m_io_type); break; + } + } + + return res; +} + +WRITE8_MEMBER(fp200_state::fp200_io_w) +{ + if(m_io_type == 0) + { + switch(offset & 0xf0) + { + default:logerror("Unemulated I/O write %02x (%02x) <- %02x\n",offset,m_io_type,data); break; + } + } + else + { + switch(offset & 0xf0) + { + case 0x00: fp200_lcd_w(space, offset & 0xf,data); break; + case 0x20: fp200_keyb_w(space, offset & 0xf,data); break; + default:logerror("Unemulated I/O write %02x (%02x) <- %02x\n",offset,m_io_type,data); break; + } + } +} + +static ADDRESS_MAP_START( fp200_map, AS_PROGRAM, 8, fp200_state ) + AM_RANGE(0x0000, 0x7fff) AM_ROM + AM_RANGE(0x8000, 0x9fff) AM_RAM +// 0xa000, 0xffff exp RAM + AM_RANGE(0xa000, 0xbfff) AM_RAM + AM_RANGE(0xc000, 0xdfff) AM_RAM + AM_RANGE(0xe000, 0xffff) AM_RAM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( fp200_io, AS_IO, 8, fp200_state ) + AM_RANGE(0x00, 0xff) AM_READWRITE(fp200_io_r,fp200_io_w) +ADDRESS_MAP_END + +INPUT_CHANGED_MEMBER(fp200_state::keyb_irq) +{ + /* a keyboard stroke causes a rst7.5 */ + m_maincpu->set_input_line(I8085_RST75_LINE, (newval) ? ASSERT_LINE : CLEAR_LINE); + +} + +/* TODO: remote SW? */ +static INPUT_PORTS_START( fp200 ) + PORT_START("KEY0") + PORT_BIT( 0x0f, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("7 / '") PORT_CODE(KEYCODE_7) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + + PORT_START("KEY1") + PORT_BIT( 0x0f, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("8 / (") PORT_CODE(KEYCODE_8) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("/") PORT_CODE(KEYCODE_SLASH) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + + PORT_START("KEY2") + PORT_BIT( 0x0f, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("9 / )") PORT_CODE(KEYCODE_9) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(". / >") PORT_CODE(KEYCODE_STOP) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + + PORT_START("KEY3") + PORT_BIT( 0x0f, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(", / <") PORT_CODE(KEYCODE_COMMA) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("; / +") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + + PORT_START("KEY4") +// PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CAPS LOCK") PORT_CODE(KEYCODE_CAPSLOCK) //PORT_TOGGLE PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("INS / DEL") PORT_CODE(KEYCODE_INSERT) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("HOME / CLS") PORT_CODE(KEYCODE_HOME) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF0 / PF5") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("1 / !") PORT_CODE(KEYCODE_1) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + + PORT_START("KEY5") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("STOP / CONT") PORT_CODE(KEYCODE_RIGHT) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("\\ / |") PORT_CODE(KEYCODE_RIGHT) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("RIGHT") PORT_CODE(KEYCODE_RIGHT) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF1 / PF6") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("2 / \"") PORT_CODE(KEYCODE_2) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + + PORT_START("KEY6") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("^ / ~") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("LEFT") PORT_CODE(KEYCODE_LEFT) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF2 / PF7") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("3 / #") PORT_CODE(KEYCODE_3) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + + PORT_START("KEY7") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("@ / '") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("- / =") PORT_CODE(KEYCODE_MINUS) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("DOWN") PORT_CODE(KEYCODE_DOWN) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF3 / PF8") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("4 / $") PORT_CODE(KEYCODE_4) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + + PORT_START("KEY8") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("[") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(": / *") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("UP") PORT_CODE(KEYCODE_UP) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF4 / PF9") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("5 / %") PORT_CODE(KEYCODE_5) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + + PORT_START("KEY9") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("] / }") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("SHIFT LOCK") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("_") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("6 / &") PORT_CODE(KEYCODE_6) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, fp200_state,keyb_irq, 0) + + PORT_START("KEYMOD") + PORT_BIT( 0x01f, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x020, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CETL") PORT_TOGGLE + PORT_BIT( 0x040, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) + PORT_BIT( 0x080, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("BREAK") + PORT_BIT( 0x100, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("GRAPH") + PORT_BIT( 0x200, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) + + PORT_START("UNUSED") + PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED) +INPUT_PORTS_END + +static const gfx_layout charlayout = +{ + 8,8, + RGN_FRAC(1,1), + 1, + { RGN_FRAC(0,1) }, + { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, + { 0, 1, 2, 3, 4, 5, 6, 7 }, + 8*8 +}; + +static GFXDECODE_START( fp200 ) + GFXDECODE_ENTRY( "chargen", 0, charlayout, 0, 1 ) +GFXDECODE_END + + +void fp200_state::machine_start() +{ + UINT8 *raw_gfx = memregion("raw_gfx")->base(); + m_chargen = memregion("chargen")->base(); + + for(int i=0;i<0x800;i++) + { + m_chargen[i] = raw_gfx[BITSWAP16(i,15,14,13,12,11,6,5,4,3,10,9,8,7,2,1,0)]; + } +} + +void fp200_state::machine_reset() +{ +} + + +PALETTE_INIT_MEMBER(fp200_state, fp200) +{ + palette.set_pen_color(0, 0xa0, 0xa8, 0xa0); + palette.set_pen_color(1, 0x30, 0x38, 0x10); +} + +WRITE_LINE_MEMBER( fp200_state::sod_w ) +{ + m_io_type = state; +} + +READ_LINE_MEMBER( fp200_state::sid_r ) +{ + return (ioport("KEYMOD")->read() >> m_keyb_mux) & 1; +} + +static MACHINE_CONFIG_START( fp200, fp200_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu",I8085A,MAIN_CLOCK) + MCFG_CPU_PROGRAM_MAP(fp200_map) + MCFG_CPU_IO_MAP(fp200_io) + MCFG_I8085A_SID(READLINE(fp200_state, sid_r)) + MCFG_I8085A_SOD(WRITELINE(fp200_state, sod_w)) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", LCD) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) + MCFG_SCREEN_UPDATE_DRIVER(fp200_state, screen_update) + MCFG_SCREEN_SIZE(20*8, 8*8) + MCFG_SCREEN_VISIBLE_AREA(0*8, 20*8-1, 0*8, 8*8-1) + MCFG_SCREEN_PALETTE("palette") + + MCFG_GFXDECODE_ADD("gfxdecode", "palette", fp200) + + MCFG_PALETTE_ADD("palette", 2) + MCFG_PALETTE_INIT_OWNER(fp200_state, fp200) + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") +// MCFG_SOUND_ADD("aysnd", AY8910, MAIN_CLOCK/4) +// MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.30) +MACHINE_CONFIG_END + + +/*************************************************************************** + + Game driver(s) + +***************************************************************************/ + +ROM_START( fp200 ) + ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 ) + ROM_LOAD( "fp200rom.bin", 0x0000, 0x8000, CRC(dba6e41b) SHA1(c694fa19172eb56585a9503997655bcf9d369c34) ) + + ROM_REGION( 0x800, "raw_gfx", ROMREGION_ERASE00 ) + ROM_LOAD( "chr.bin", 0x0000, 0x800, CRC(2e6501a5) SHA1(6186e25feabe6db851ee7d61dad11e182a6d3a4a) ) + + ROM_REGION( 0x800, "chargen", ROMREGION_ERASE00 ) +ROM_END + +COMP( 1982, fp200, 0, 0, fp200, fp200, driver_device, 0, "Casio", "FP-200 (Japan)", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW ) |