
		ǥ᡼եΥեޥå

						99/08/10
						ʡʾʻ
						e-mail : fukuchan@mh1.117.ne.jp


  QUASI88 ǻѤǥ᡼եΥեޥåȤϡ
P88SR.EXE (PC8801mk-2SR emulator) ǻѤ롢ǥ᡼ե
եޥåȤ˽򤷤Ƥޤ
ΥեޥåȤϡ̾ D88פȤD88եޥåȡפȤƤФ
ΤǡĥҤ .D88 䡢.d88 ĤΤ̤ȤʤäƤޤ

    N88BASIC.D88 n88demo.d88
  

  ʲˡΥեޥåȤ򤷤ޤ




	ΥեޥåȤϡԤĿŪĴ٤ΤǤ
	䡢ʤɤ˴ؤƤϡʲΥ᡼륢ɥ쥹ޤǤꤤޤ
	ְäƤ⡢P88SR.EXE (PC8801mk-2SR emulator) κԤ˼Υ᡼ʤ
	äꤷʤǲ

		e-mail : fukuchan@mh1.117.ne.jp



ǥ᡼ϡإåȥȥåʬʤޤ

	+---------------------+
	|      إå       |  0x2b0 Х
	+---------------------+
	|ȥå (0 Track) |	 
	+---------------------+
	|ȥå (1 Track) |  
	+---------------------+
	|                   | 
	|                   | 
	|                   | 
	+---------------------+		ȥåο


إåʬξܺ

  offset  
   0x00     17        ǥ̾(ASCII + '\0')
   0x11      9        ꥶ ( 0x00 )
   0x1a      1        饤ȥץƥ  0x00 ʤ0x10 
   0x1b      1        ǥμ    0x00 2D 0x10 2DD 0x20 2HD
   0x1c      4        ǥΥ
   0x20    4*164      ȥåΥեåȥơ֥ 0 Track  163 Track

	إåΥϡ0x2b0 ХȤǤ
	C ι¤Τǽ񤯤ȡ
		struct{
		  char   name[17];
		  char   reserve[9];
		  char   write_protect;
		  char   disk_type;
		  long   disk_size;
		  long   track_table[164];
		};
	ʴǤ͡

	ǥΥȤϡإåȤ٤ƤΥȥåιפ
	Ǥ
	
	ȥåΥեåȥơ֥ȤϡƥȥåΥȥåƬ
	֤إåƬơХܤˤ뤫ȤǤ
	إå 0x2b0 ХȤΤǡ0 Track Υեåͤϡ0x2b0 
	ʤޤ
	ʤ2D ξ硢84163 Track ¸ߤʤΤǡեåͤˤ
	0 Ƥޤ

	ա	ǥΥȥåΥեåȥơ֥ϡ4Х
		Ǥȥ륨ǥǳǼޤ

ȥåξܺ

	ȥåϡɬ׿Ϣ뤷ΤǤ

ξܺ

  offset  
   0x00      1        ID  C
   0x01      1        ID  H
   0x02      1        ID  R
   0x03      1        ID  N
   0x04      2        Υȥå¸ߤ륻ο
   0x06      1        Ͽ̩         0x00 ̩١   0x40 ñ̩
   0x07      1        DELETED MARK     0x00 Ρޥ롢 0x10 DELETED
   0x08      1        ơ
   0x09      5        ꥶ
   0x0e      2        ΥΥǡ
   0x10           ǡ (ϡ0x0e ˳ǼƤХȿ)

	ΥϡǤ
	C ι¤Τǽ񤯤ȡ
		struct{
		  char   c;
		  char   h;
		  char   r;
		  char   n;
		  short  number_of_sector;
		  char   deleted_mark;
		  char   status;
		  char   reserve[5]
		  short  size_of_data;
		  char   data[ ? ];
		};
	ʴǤ͡

	ơϡPC-98x1 BIOS ֤Ƥ륹ơǡ
		0x00 
		0x10 (DELETED DATA)
		0xa0 ID CRC 顼
		0xb0 ǡ CRC 顼
		0xe0 ɥ쥹ޡʤ
		0xf0 ǡޡʤ
	Ȥʤޤ

	ա	οǡϡ2ХȤǤ
		ȥ륨ǥǳǼޤ



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