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r8569 Wednesday 21st July, 2010 at 13:18:43 UTC by Angelo Salese
[SMC-777] Added basic keyboard polling, improved video emulation, added border color
[src/mess/drivers]smc777.c

src/mess/drivers/smc777.c
r8568r8569
2323#include "devices/flopdrv.h"
2424
2525static UINT16 cursor_addr;
26static UINT8 keyb_press,keyb_press_flag;
27static UINT8 backdrop_pen;
2628
29#define CRTC_MIN_X 10
30#define CRTC_MIN_Y 10
31
2732static VIDEO_START( smc777 )
2833{
2934}
3035
3136static VIDEO_UPDATE( smc777 )
3237{
33   int x,y,count;
38   int x,y,yi;
39   UINT16 count;
3440   static UINT8 *vram = memory_region(screen->machine, "vram");
3541   static UINT8 *attr = memory_region(screen->machine, "attr");
42   static UINT8 *gram = memory_region(screen->machine, "fbuf");
3643
44   bitmap_fill(bitmap, cliprect, screen->machine->pens[backdrop_pen+0x10]);
45
3746   count = 0x0000;
47   for(yi=0;yi<8;yi++)
48   {
49      for(y=0;y<200;y+=8)
50      {
51         for(x=0;x<640;x+=4)
52         {
53            static UINT16 color;
3854
55            color = (gram[count] & 0xf0) >> 4;
56            *BITMAP_ADDR16(bitmap, y+yi+CRTC_MIN_Y, x+0+CRTC_MIN_X) = screen->machine->pens[color+0x10];
57            *BITMAP_ADDR16(bitmap, y+yi+CRTC_MIN_Y, x+1+CRTC_MIN_X) = screen->machine->pens[color+0x10];
58
59            color = (gram[count] & 0x0f) >> 0;
60            *BITMAP_ADDR16(bitmap, y+yi+CRTC_MIN_Y, x+2+CRTC_MIN_X) = screen->machine->pens[color+0x10];
61            *BITMAP_ADDR16(bitmap, y+yi+CRTC_MIN_Y, x+3+CRTC_MIN_X) = screen->machine->pens[color+0x10];
62
63            count++;
64         }
65      }
66//      count+= 48;
67
68   }
69
70   count = 0x0000;
71
3972   for(y=0;y<25;y++)
4073   {
4174      for(x=0;x<80;x++)
r8568r8569
4376         int tile = vram[count];
4477         int color = attr[count] & 7;
4578
46         drawgfx_opaque(bitmap,cliprect,screen->machine->gfx[0],tile,color,0,0,x*8,y*8);
79         drawgfx_transpen(bitmap,cliprect,screen->machine->gfx[0],tile,color,0,0,x*8+CRTC_MIN_X,y*8+CRTC_MIN_Y,0);
4780
4881         if(((cursor_addr) == count) && screen->machine->primary_screen->frame_number() & 0x10) // draw cursor
49            drawgfx_transpen(bitmap,cliprect,screen->machine->gfx[0],0x87,7,0,0,x*8,y*8,0);
82            drawgfx_transpen(bitmap,cliprect,screen->machine->gfx[0],0x87,7,0,0,x*8+CRTC_MIN_X,y*8+CRTC_MIN_Y,0);
5083
5184         count++; //TODO: width 40 uses count += 2
5285      }
r8568r8569
5588    return 0;
5689}
5790
58static READ8_HANDLER( test_r )
59{
60   return mame_rand(space->machine);
61}
62
6391static WRITE8_HANDLER( smc777_6845_w )
6492{
6593   static int addr_latch;
r8568r8569
6795   if(offset == 0)
6896   {
6997      addr_latch = data;
70      mc6845_address_w(space->machine->device("crtc"), 0,data);
98      //mc6845_address_w(space->machine->device("crtc"), 0,data);
7199   }
72100   else
73101   {
r8568r8569
77105      else if(addr_latch == 0x0f)
78106         cursor_addr = (cursor_addr & 0x3f00) | (data & 0xff);
79107
80      mc6845_register_w(space->machine->device("crtc"), 0,data);
108      //mc6845_register_w(space->machine->device("crtc"), 0,data);
81109   }
82110}
83111
r8568r8569
235263   rom[offset] = data;
236264}
237265
266#define keyb_press(_val_,_charset_) \
267   if(input_code_pressed(space->machine, _val_)) \
268      return _charset_ \
269
270static READ8_HANDLER( key_r )
271{
272   static UINT8 res;
273
274   if(offset == 1) //keyboard status
275      return (0xfc) | keyb_press_flag;
276
277   keyb_press_flag = 0;
278   res = keyb_press;
279//   keyb_press = 0xff;
280
281   return res;
282}
283
284static WRITE8_HANDLER( border_col_w )
285{
286   backdrop_pen = data & 0xf;
287}
288
289
238290static ADDRESS_MAP_START(smc777_mem, ADDRESS_SPACE_PROGRAM, 8)
239291   ADDRESS_MAP_UNMAP_HIGH
240292   AM_RANGE(0x0000, 0x3fff) AM_ROM AM_WRITE(smc777_rom_w)
r8568r8569
248300   AM_RANGE(0x08, 0x0f) AM_READWRITE(smc777_attr_r,smc777_attr_w)
249301   AM_RANGE(0x10, 0x17) AM_READWRITE(smc777_pcg_r, smc777_pcg_w)
250302   AM_RANGE(0x18, 0x19) AM_WRITE(smc777_6845_w)
251   AM_RANGE(0x1a, 0x1b) AM_READ(test_r) AM_WRITENOP//keyboard data
303   AM_RANGE(0x1a, 0x1b) AM_READ(key_r) AM_WRITENOP//keyboard data
252304//   AM_RANGE(0x1c, 0x1c) AM_WRITENOP //status and control data / Printer strobe
253305//   AM_RANGE(0x1d, 0x1d) AM_WRITENOP //status and control data / Printer status / strobe
254306//   AM_RANGE(0x1e, 0x1f) AM_WRITENOP //RS232C irq control
255307//   AM_RANGE(0x20, 0x20) AM_WRITENOP //display mode switching
256308//   AM_RANGE(0x21, 0x21) AM_WRITENOP //60 Hz irq control
257309//   AM_RANGE(0x22, 0x22) AM_WRITENOP //printer output data
258//   AM_RANGE(0x23, 0x23) AM_WRITENOP //border area control
310   AM_RANGE(0x23, 0x23) AM_WRITE(border_col_w) //border area control
259311//   AM_RANGE(0x24, 0x24) AM_WRITENOP //Timer write / specify address (RTC?)
260312//   AM_RANGE(0x25, 0x25) AM_READNOP  //Timer read (RTC?)
261313//   AM_RANGE(0x26, 0x26) AM_WRITENOP //RS232C RX / TX
r8568r8569
280332
281333/* Input ports */
282334static INPUT_PORTS_START( smc777 )
335   PORT_START("key1") //0x00-0x1f
336   PORT_BIT(0x00000001,IP_ACTIVE_HIGH,IPT_UNUSED) //0x00 null
337   PORT_BIT(0x00000002,IP_ACTIVE_HIGH,IPT_UNUSED) //0x01 soh
338   PORT_BIT(0x00000004,IP_ACTIVE_HIGH,IPT_UNUSED) //0x02 stx
339   PORT_BIT(0x00000008,IP_ACTIVE_HIGH,IPT_UNUSED) //0x03 etx
340   PORT_BIT(0x00000010,IP_ACTIVE_HIGH,IPT_UNUSED) //0x04 etx
341   PORT_BIT(0x00000020,IP_ACTIVE_HIGH,IPT_UNUSED) //0x05 eot
342   PORT_BIT(0x00000040,IP_ACTIVE_HIGH,IPT_UNUSED) //0x06 enq
343   PORT_BIT(0x00000080,IP_ACTIVE_HIGH,IPT_UNUSED) //0x07 ack
344   PORT_BIT(0x00000100,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Backspace") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
345   PORT_BIT(0x00000200,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Tab") PORT_CODE(KEYCODE_TAB) PORT_CHAR(9)
346   PORT_BIT(0x00000400,IP_ACTIVE_HIGH,IPT_UNUSED) //0x0a
347   PORT_BIT(0x00000800,IP_ACTIVE_HIGH,IPT_UNUSED) //0x0b lf
348   PORT_BIT(0x00001000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x0c vt
349   PORT_BIT(0x00002000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(27)
350   PORT_BIT(0x00004000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x0e cr
351   PORT_BIT(0x00008000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x0f so
352
353   PORT_BIT(0x00010000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x10 si
354   PORT_BIT(0x00020000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x11 dle
355   PORT_BIT(0x00040000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x12 dc1
356   PORT_BIT(0x00080000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x13 dc2
357   PORT_BIT(0x00100000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x14 dc3
358   PORT_BIT(0x00200000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x15 dc4
359   PORT_BIT(0x00400000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x16 nak
360   PORT_BIT(0x00800000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x17 syn
361   PORT_BIT(0x01000000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x18 etb
362   PORT_BIT(0x02000000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x19 cancel
363   PORT_BIT(0x04000000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x1a em
364   PORT_BIT(0x08000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("ESC") PORT_CHAR(27)
365   PORT_BIT(0x10000000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x1c ???
366   PORT_BIT(0x20000000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x1d fs
367   PORT_BIT(0x40000000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x1e gs
368   PORT_BIT(0x80000000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x1f us
369
370   PORT_START("key2") //0x20-0x3f
371   PORT_BIT(0x00000001,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
372   PORT_BIT(0x00000002,IP_ACTIVE_HIGH,IPT_UNUSED) //0x21 !
373   PORT_BIT(0x00000004,IP_ACTIVE_HIGH,IPT_UNUSED) //0x22 "
374   PORT_BIT(0x00000008,IP_ACTIVE_HIGH,IPT_UNUSED) //0x23 #
375   PORT_BIT(0x00000010,IP_ACTIVE_HIGH,IPT_UNUSED) //0x24 $
376   PORT_BIT(0x00000020,IP_ACTIVE_HIGH,IPT_UNUSED) //0x25 %
377   PORT_BIT(0x00000040,IP_ACTIVE_HIGH,IPT_UNUSED) //0x26 &
378   PORT_BIT(0x00000080,IP_ACTIVE_HIGH,IPT_UNUSED) //0x27 '
379   PORT_BIT(0x00000100,IP_ACTIVE_HIGH,IPT_UNUSED) //0x28 (
380   PORT_BIT(0x00000200,IP_ACTIVE_HIGH,IPT_UNUSED) //0x29 )
381   PORT_BIT(0x00000400,IP_ACTIVE_HIGH,IPT_UNUSED) //0x2a *
382   PORT_BIT(0x00000800,IP_ACTIVE_HIGH,IPT_UNUSED) //0x2b +
383   PORT_BIT(0x00001000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x2c ,
384   PORT_BIT(0x00002000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("-") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-')
385   PORT_BIT(0x00004000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x2e .
386   PORT_BIT(0x00008000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x2f /
387
388   PORT_BIT(0x00010000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
389   PORT_BIT(0x00020000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1')
390   PORT_BIT(0x00040000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CHAR('2')
391   PORT_BIT(0x00080000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CHAR('3')
392   PORT_BIT(0x00100000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4')
393   PORT_BIT(0x00200000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CHAR('5')
394   PORT_BIT(0x00400000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CHAR('6')
395   PORT_BIT(0x00800000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CHAR('7')
396   PORT_BIT(0x01000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CHAR('8')
397   PORT_BIT(0x02000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CHAR('9')
398   PORT_BIT(0x04000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(":") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':')
399   PORT_BIT(0x08000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(";") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';')
400   PORT_BIT(0x10000000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x3c <
401   PORT_BIT(0x20000000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x3d =
402   PORT_BIT(0x40000000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x3e >
403   PORT_BIT(0x80000000,IP_ACTIVE_HIGH,IPT_UNUSED) //0x3f ?
404
405   PORT_START("key3") //0x40-0x5f
406   PORT_BIT(0x00000001,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("@") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('@')
407   PORT_BIT(0x00000002,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('A')
408   PORT_BIT(0x00000004,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('B')
409   PORT_BIT(0x00000008,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('C')
410   PORT_BIT(0x00000010,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('D')
411   PORT_BIT(0x00000020,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('E')
412   PORT_BIT(0x00000040,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('F')
413   PORT_BIT(0x00000080,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('G')
414   PORT_BIT(0x00000100,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('H')
415   PORT_BIT(0x00000200,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I')
416   PORT_BIT(0x00000400,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J')
417   PORT_BIT(0x00000800,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K')
418   PORT_BIT(0x00001000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L')
419   PORT_BIT(0x00002000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('M')
420   PORT_BIT(0x00004000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('N')
421   PORT_BIT(0x00008000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O')
422   PORT_BIT(0x00010000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('P')
423   PORT_BIT(0x00020000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q')
424   PORT_BIT(0x00040000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('R')
425   PORT_BIT(0x00080000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('S')
426   PORT_BIT(0x00100000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('T')
427   PORT_BIT(0x00200000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('U')
428   PORT_BIT(0x00400000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('V')
429   PORT_BIT(0x00800000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('W')
430   PORT_BIT(0x01000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('X')
431   PORT_BIT(0x02000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y')
432   PORT_BIT(0x04000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z')
433   PORT_BIT(0x08000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR('[')
434   PORT_BIT(0x10000000,IP_ACTIVE_HIGH,IPT_UNUSED)
435   PORT_BIT(0x20000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("]") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR(']')
436   PORT_BIT(0x40000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("^") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('^')
437   PORT_BIT(0x80000000,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("_")
283438INPUT_PORTS_END
284439
440static TIMER_CALLBACK( keyboard_callback )
441{
442   const char* portnames[3] = { "key1","key2","key3" };
443   int i,port_i,scancode;
444   //UINT8 keymod = input_port_read(machine,"key_modifiers") & 0x1f;
445   scancode = 0;
285446
447   for(port_i=0;port_i<3;port_i++)
448   {
449      for(i=0;i<32;i++)
450      {
451         if((input_port_read(machine,portnames[port_i])>>i) & 1)
452         {
453            //key_flag = 1;
454//            if(keymod & 0x02)  // shift not pressed
455//            {
456//               if(scancode >= 0x41 && scancode < 0x5a)
457//                  scancode += 0x20;  // lowercase
458//            }
459//            else
460//            {
461//               if(scancode >= 0x31 && scancode < 0x3a)
462//                  scancode -= 0x10;
463//               if(scancode == 0x30)
464//               {
465//                  scancode = 0x3d;
466//               }
467//            }
468            keyb_press = scancode;
469            keyb_press_flag = 1;
470            return;
471         }
472         scancode++;
473      }
474   }
475}
476
477static MACHINE_START(smc777)
478{
479   timer_pulse(machine, ATTOTIME_IN_HZ(240/32), NULL, 0, keyboard_callback);
480}
481
286482static MACHINE_RESET(smc777)
287483{
288484}
289485
290
291486static const gfx_layout smc777_charlayout =
292487{
293488   8, 8,
r8568r8569
317512   NULL      /* update address callback */
318513};
319514
515static const rgb_t defcolors[]=
516{
517   MAKE_RGB(0x00,0x00,0x00),
518   MAKE_RGB(0x00,0x00,0xff),
519   MAKE_RGB(0x00,0xff,0x00),
520   MAKE_RGB(0x00,0xff,0xff),
521   MAKE_RGB(0xff,0x00,0x00),
522   MAKE_RGB(0xff,0x00,0xff),
523   MAKE_RGB(0xff,0xff,0x00),
524   MAKE_RGB(0xff,0xff,0xff),
525   /* TODO: values extracted from WinSMC emulator, almost certainly not 100% accurate */
526   MAKE_RGB(0x10,0x40,0x10), //dark green
527   MAKE_RGB(0x10,0x70,0x20), //moss green
528   MAKE_RGB(0xd0,0x50,0x20), //salmon
529   MAKE_RGB(0xe0,0x90,0x20), //tan
530   MAKE_RGB(0x10,0x50,0x80), //ash blue
531   MAKE_RGB(0x10,0x90,0xe0), //light blue
532   MAKE_RGB(0xf0,0x70,0x90), //pink
533   MAKE_RGB(0x80,0x80,0x80) //gray
534};
535
320536static PALETTE_INIT( smc777 )
321537{
322538   int i;
r8568r8569
335551
336552      palette_set_color_rgb(machine, i, r,g,b);
337553   }
554
555   for(i=0;i<0x10;i++)
556      palette_set_color(machine, 0x10+i,defcolors[i]);
338557}
339558
340559static const wd17xx_interface smc777_mb8876_interface =
r8568r8569
373592    MDRV_CPU_PROGRAM_MAP(smc777_mem)
374593    MDRV_CPU_IO_MAP(smc777_io)
375594
595    MDRV_MACHINE_START(smc777)
376596    MDRV_MACHINE_RESET(smc777)
377597
378598    /* video hardware */
379599    MDRV_SCREEN_ADD("screen", RASTER)
380    MDRV_SCREEN_REFRESH_RATE(50)
600    MDRV_SCREEN_REFRESH_RATE(60)
381601    MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
382602    MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
383    MDRV_SCREEN_SIZE(640, 200)
384    MDRV_SCREEN_VISIBLE_AREA(0, 320-1, 0, 200-1)
385    MDRV_PALETTE_LENGTH(0x10)
603    MDRV_SCREEN_SIZE(0x400, 400)
604    MDRV_SCREEN_VISIBLE_AREA(0, 660-1, 0, 220-1) //normal 640 x 200 + 20 pixels for border color
605    MDRV_PALETTE_LENGTH(0x20)
386606    MDRV_PALETTE_INIT(smc777)
387607   MDRV_GFXDECODE(smc777)
388608

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