Z80¡£
1989ǯ¤ËǤŷƲ¤«¤éȯÇ䤵¤ì¤Æ¥²¡¼¥à¥Ü¡¼¥¤¤ËºÜ¤µ¤ì¤Æ¤¤¤¿8¥Ó¥Ã¥È¤Î¥Þ¥¤¥¯¥í¥×¥í¥»¥Ã¥µ¡¼¤Ç¡¢80ǯÂå¤ÎȾ¤Ð¤Þ¤Ç¡¢¥Ñ¥½¥³¥ó¤Ë¤â»È¤ï¤ì¤Æ¤¤¤¿CPU¤À¡£
CPU¤¬8¥Ó¥Ã¥È¡¢16¥Ó¥Ã¥È¡¢32¥Ó¥Ã¥È¡¢64¥Ó¥Ã¥È¡¢¤È¿Ê²½¤·¤Æ¤¤¤¯Ãæ¤Ç¡¢2008ǯ¤«¤é¤Ï¥Ñ¥½¥³¥ó¤Ç¤â64¥Ó¥Ã¥È¤¬ÉáµÚ¤¹¤ë¤è¤¦¤Ë¤Ê¤ê¡¢º£¤ä°ìÈ̼Ҳñ¤Ç¤Ï64¥Ó¥Ã¥È¤¬¼çή¤Ë¤Ê¤Ã¤Æ¤¤¤ë¡£
Æü¿Ê·îÊâ¤ÎCPU¤ÎÎò»Ë¤ÎÃæ¤Ç¡¢8¥Ó¥Ã¥È¤Ï¸¶»Ï»þÂå¤È¤Þ¤Ç¤Ï¤¤¤ï¤Ê¤¤¤¬¡¢»þÂå¤Î¼çή¤«¤é¤Ï¼è¤ê»Ä¤µ¤ì¤¿¤â¤Î¤Ç¤¢¤ë¤³¤È¤Ë¤Ï°ã¤¤¤Ê¤¤¡£
̤¤À¤Ë¥á¥¤¥ó´ðÈĤÇZ80¤ò»È¤Ã¤Æ¤¤¤ë¤Î¤¬¡¢¥Ñ¥Á¥ó¥³¶È³¦¤Ê¤Î¤À¤¬¡¢Z80¤Ç¥×¥í¥°¥é¥à¤ò½ñ¤±¤ë¥×¥í¥°¥é¥Þ¡¼¤¬¤É¤ó¤É¤ó¹âÎ𲽤·¤Æ¤¤¤ë¤Î¤¬¼Â¾ð¤Ç¤â¤¢¤ë¡£
¡Ö¥á¥¤¥ó´ðÈÄ¤Î¥×¥í¥°¥é¥Þ¡¼¤Ï¼ã¤¯¤Æ40Âå¡£50²á¤®¤Î¥×¥í¥°¥é¥Þ¡¼¤â¤¤¤Þ¤¹¤è¡£8¥Ó¥Ã¥È¤Î¶¹¤¤Îΰè¤Ç³«È¯¤¹¤ë¤Î¤Ë¡¢³§¤Ò¤¤¤Ò¤¤¤¤¤Ã¤Æ¤¤¤Þ¤¹¤¬¡¢8¥Ó¥Ã¥È¤Ç¤Ï¼ã¤¯¤ÆÍ¥½¨¤Êµ»½Ñ¼Ô¤Ê¤ó¤«½¸¤Þ¤ê¤Ã¤³¤Ê¤¤¡£¥µ¥Ö´ðÈĤÏÊ̤Ȥ·¤Æ¡¢¥á¥¤¥ó´ðÈÄ¤Î¥×¥í¥°¥é¥Þ¡¼¤¬¹âÎ𲽤·¤Æ¤¤¤ë¸¶°ø¤Ï8¥Ó¥Ã¥È¤Ë¤¢¤ë¡¢¤È¤¤¤Ã¤Æ¤â²á¸À¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¡£8¥Ó¥Ã¥È¤À¤«¤é¼¡À¤Âå¤Î¥×¥í¥°¥é¥Þ¡¼¤¬°é¤Ã¤Æ¤¤¤Ê¤¤¤Î¤¬¼Â¾ð¤Ç¤¹¤è¡×¤ÈÂǤÁÌÀ¤±¤ë¤Î¤Ï³«È¯´Ø·¸¼Ô¡£
¥³¥ó¥Ô¥å¡¼¥¿ÀìÌç³Ø¹»¤Ç¤Ï64¥Ó¥Ã¥È¤ò»È¤Ã¤Æ¥á¥â¥ê¤ò»È¤¤ÊüÂê¡¢¼«Í³¤ÊȯÁۤǡ¢¥×¥í¥°¥é¥à¤òºî¤Ã¤Æ¤¤¤ë¡£¤½¤ó¤ÊÈà¤é¤¬¡¢Ì¤¤À¤Ë¥¢¥»¥ó¥Ö¥é¸À¸ì¤ÎZ80¤Î¥Ñ¥Á¥ó¥³¶È³¦¤ËÌ¥ÎϤò´¶¤¸¤ë¤Ï¤º¤â¤Ê¤¤¡£
¡ÖÊÝÄ̶¨¤Ï150Ëü±ß¤«¤é¤¹¤ë¹â¤¤»î¸³ÎÁ¤ò¼è¤Ã¤Æ¤¤¤ë¤Î¤Ë¡¢64¥Ó¥Ã¥È¤òǧ¤á¤Ê¤¤¤Î¤Ï¡¢ÊÝÄ̶¨¤Ëµ»½ÑÎϤ¬¤Ê¤¤¤«¤é¡£ÂÕËý¤È¤·¤«»×¤¨¤Ê¤¤¡×¤ÈÊ°³´¤¹¤ë¡£
¤Ç¤Ï¡¢¤Ê¤¼¡¢8¥Ó¥Ã¥È¤·¤«Ç§¤á¤Ê¤¤¤Î¤«¡©
¡ÖÍÆÎ̤ò¹¤²¤¿¤éÉÔÀµ¤Î²¹¾²¤Ë¤Ê¤ë¤È»×¤Ã¤Æ¤¤¤ë¤«¤é¤Ç¤¹¡£ÊÝÄ̶¨¤ÏÍ·µ»µ¡¤Î¶Ñ°ìÀ¤òµá¤á¤Æ¤¤¤ë¤ï¤±¤Ç¤¹¤«¤é¡¢¶Ñ°ìÀ¤¬ÊݤƤʤ¤¡áÉÔÀµµ¡¤Ç¤¢¤ë¤Ê¤é¡¢¤½¤Î»þ¤Ï¸¡Äê¤ò¼è¤ê¾Ã¤·¤Ë¤¹¤ì¤ÐºÑ¤àÏᣤ³¤Î¤Þ¤Þ¤Ç¤Ï¡¢¤¢¤È¡¢10ǯ¤â¤¹¤ë¤È¥á¥¤¥ó´ðÈÄ¤Î¥×¥í¥°¥é¥Þ¡¼¤¬¤¤¤Ê¤¯¤Ê¤Ã¤Æ¤·¤Þ¤¦¶²¤ì¤¬¤¢¤ê¤Þ¤¹¡×
¶¹¤¤ÍÆÎ̤ÎÃæ¤Ç¥×¥í¥°¥é¥à¤ò½ñ¤±¤È¤¤¤ï¤ì¤¿¤é¤É¤¦¤Ê¤ë¤Î¤«¡©
¡ÖRAM4KÆâ¤Ç¥×¥í¥°¥é¥à¤ò½ñ¤±¤È¤¤¤ï¤ì¤Æ¤âÁÇľ¤Ê¿Í´Ö¤Ï½ñ¤±¤Þ¤»¤ó¡£É¬Á³Åª¤Ë¿Í¤Î΢¤ò¤«¤¯¤è¤¦¤Ê¿Íºà¤Ç¤Ê¤±¤ì¤Ð¤Ç¤¤Þ¤»¤ó¡£¥®¥ã¥ó¥Ö¥ë¤Ï¿Í¤Î΢¤ò¤«¤«¤Ê¤±¤ì¤Ð¤¤¤±¤Ê¤¤¤Î¤Ç¡¢¤½¤¦¤¤¤¦°ÕÌ£¤Ç¤Ï¤Ô¤Ã¤¿¤ê¤Ê¤ó¤Ç¤¹¤¬¡£¥Ñ¥Á¥ó¥³¶È³¦¤Îµ»½Ñ¼Ô¤ÏÊĤ¸¹þ¤á¤é¤ì¤¿À¤³¦¤Ç¿Ê²½¤¹¤ë¤³¤È¤ò¶Ø¤¸¤é¤ì¤Æ¤¤¤ë¤Î¤Ç¡¢¥ÉM½¸ÃĤȤ⤤¤¨¤Þ¤¹¤Í¡×¤È¼«ÓÞµ¤Ì£¤Ë¾Ð¤¦¡£
Z80¡£
µ»½Ñ¼Ô¤ò¹âÎ𲽤ˤ·¤Æ¤¤¤ë¸µ¶§¤Ç¤¢¤ë¤³¤È¤¬Ê¬¤«¤Ã¤¿¤¬¡¢¤³¤ì¤¬È¿Ì̤ǤϾ¶È³¦¤«¤é¤Î»²Æþ¤òÁ˻ߤ·¤Æ¤¤¤ëÌòÌܤâ²Ì¤¿¤·¤Æ¤¤¤ë¡£
¤¢¤Ê¤¿¤Î¥Ý¥Á¤Ã¢ö¤¬¶È³¦¤òÊѤ¨¤ë
¢¨¥³¥á¥ó¥È¤Ë¤Ïɬ¤º¥Ï¥ó¥É¥ë¥Í¡¼¥à¤òÆþ¤ì¤Æ¤¯¤À¤µ¤¤¡£¥³¥á¥ó¥È¤¬¥¨¥ó¥È¥ê¡¼¤Ë¤Ê¤ë¾ì¹ç¤â¤¢¤ê¤Þ¤¹¡£
1989ǯ¤ËǤŷƲ¤«¤éȯÇ䤵¤ì¤Æ¥²¡¼¥à¥Ü¡¼¥¤¤ËºÜ¤µ¤ì¤Æ¤¤¤¿8¥Ó¥Ã¥È¤Î¥Þ¥¤¥¯¥í¥×¥í¥»¥Ã¥µ¡¼¤Ç¡¢80ǯÂå¤ÎȾ¤Ð¤Þ¤Ç¡¢¥Ñ¥½¥³¥ó¤Ë¤â»È¤ï¤ì¤Æ¤¤¤¿CPU¤À¡£
CPU¤¬8¥Ó¥Ã¥È¡¢16¥Ó¥Ã¥È¡¢32¥Ó¥Ã¥È¡¢64¥Ó¥Ã¥È¡¢¤È¿Ê²½¤·¤Æ¤¤¤¯Ãæ¤Ç¡¢2008ǯ¤«¤é¤Ï¥Ñ¥½¥³¥ó¤Ç¤â64¥Ó¥Ã¥È¤¬ÉáµÚ¤¹¤ë¤è¤¦¤Ë¤Ê¤ê¡¢º£¤ä°ìÈ̼Ҳñ¤Ç¤Ï64¥Ó¥Ã¥È¤¬¼çή¤Ë¤Ê¤Ã¤Æ¤¤¤ë¡£
Æü¿Ê·îÊâ¤ÎCPU¤ÎÎò»Ë¤ÎÃæ¤Ç¡¢8¥Ó¥Ã¥È¤Ï¸¶»Ï»þÂå¤È¤Þ¤Ç¤Ï¤¤¤ï¤Ê¤¤¤¬¡¢»þÂå¤Î¼çή¤«¤é¤Ï¼è¤ê»Ä¤µ¤ì¤¿¤â¤Î¤Ç¤¢¤ë¤³¤È¤Ë¤Ï°ã¤¤¤Ê¤¤¡£
̤¤À¤Ë¥á¥¤¥ó´ðÈĤÇZ80¤ò»È¤Ã¤Æ¤¤¤ë¤Î¤¬¡¢¥Ñ¥Á¥ó¥³¶È³¦¤Ê¤Î¤À¤¬¡¢Z80¤Ç¥×¥í¥°¥é¥à¤ò½ñ¤±¤ë¥×¥í¥°¥é¥Þ¡¼¤¬¤É¤ó¤É¤ó¹âÎ𲽤·¤Æ¤¤¤ë¤Î¤¬¼Â¾ð¤Ç¤â¤¢¤ë¡£
¡Ö¥á¥¤¥ó´ðÈÄ¤Î¥×¥í¥°¥é¥Þ¡¼¤Ï¼ã¤¯¤Æ40Âå¡£50²á¤®¤Î¥×¥í¥°¥é¥Þ¡¼¤â¤¤¤Þ¤¹¤è¡£8¥Ó¥Ã¥È¤Î¶¹¤¤Îΰè¤Ç³«È¯¤¹¤ë¤Î¤Ë¡¢³§¤Ò¤¤¤Ò¤¤¤¤¤Ã¤Æ¤¤¤Þ¤¹¤¬¡¢8¥Ó¥Ã¥È¤Ç¤Ï¼ã¤¯¤ÆÍ¥½¨¤Êµ»½Ñ¼Ô¤Ê¤ó¤«½¸¤Þ¤ê¤Ã¤³¤Ê¤¤¡£¥µ¥Ö´ðÈĤÏÊ̤Ȥ·¤Æ¡¢¥á¥¤¥ó´ðÈÄ¤Î¥×¥í¥°¥é¥Þ¡¼¤¬¹âÎ𲽤·¤Æ¤¤¤ë¸¶°ø¤Ï8¥Ó¥Ã¥È¤Ë¤¢¤ë¡¢¤È¤¤¤Ã¤Æ¤â²á¸À¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¡£8¥Ó¥Ã¥È¤À¤«¤é¼¡À¤Âå¤Î¥×¥í¥°¥é¥Þ¡¼¤¬°é¤Ã¤Æ¤¤¤Ê¤¤¤Î¤¬¼Â¾ð¤Ç¤¹¤è¡×¤ÈÂǤÁÌÀ¤±¤ë¤Î¤Ï³«È¯´Ø·¸¼Ô¡£
¥³¥ó¥Ô¥å¡¼¥¿ÀìÌç³Ø¹»¤Ç¤Ï64¥Ó¥Ã¥È¤ò»È¤Ã¤Æ¥á¥â¥ê¤ò»È¤¤ÊüÂê¡¢¼«Í³¤ÊȯÁۤǡ¢¥×¥í¥°¥é¥à¤òºî¤Ã¤Æ¤¤¤ë¡£¤½¤ó¤ÊÈà¤é¤¬¡¢Ì¤¤À¤Ë¥¢¥»¥ó¥Ö¥é¸À¸ì¤ÎZ80¤Î¥Ñ¥Á¥ó¥³¶È³¦¤ËÌ¥ÎϤò´¶¤¸¤ë¤Ï¤º¤â¤Ê¤¤¡£
¡ÖÊÝÄ̶¨¤Ï150Ëü±ß¤«¤é¤¹¤ë¹â¤¤»î¸³ÎÁ¤ò¼è¤Ã¤Æ¤¤¤ë¤Î¤Ë¡¢64¥Ó¥Ã¥È¤òǧ¤á¤Ê¤¤¤Î¤Ï¡¢ÊÝÄ̶¨¤Ëµ»½ÑÎϤ¬¤Ê¤¤¤«¤é¡£ÂÕËý¤È¤·¤«»×¤¨¤Ê¤¤¡×¤ÈÊ°³´¤¹¤ë¡£
¤Ç¤Ï¡¢¤Ê¤¼¡¢8¥Ó¥Ã¥È¤·¤«Ç§¤á¤Ê¤¤¤Î¤«¡©
¡ÖÍÆÎ̤ò¹¤²¤¿¤éÉÔÀµ¤Î²¹¾²¤Ë¤Ê¤ë¤È»×¤Ã¤Æ¤¤¤ë¤«¤é¤Ç¤¹¡£ÊÝÄ̶¨¤ÏÍ·µ»µ¡¤Î¶Ñ°ìÀ¤òµá¤á¤Æ¤¤¤ë¤ï¤±¤Ç¤¹¤«¤é¡¢¶Ñ°ìÀ¤¬ÊݤƤʤ¤¡áÉÔÀµµ¡¤Ç¤¢¤ë¤Ê¤é¡¢¤½¤Î»þ¤Ï¸¡Äê¤ò¼è¤ê¾Ã¤·¤Ë¤¹¤ì¤ÐºÑ¤àÏᣤ³¤Î¤Þ¤Þ¤Ç¤Ï¡¢¤¢¤È¡¢10ǯ¤â¤¹¤ë¤È¥á¥¤¥ó´ðÈÄ¤Î¥×¥í¥°¥é¥Þ¡¼¤¬¤¤¤Ê¤¯¤Ê¤Ã¤Æ¤·¤Þ¤¦¶²¤ì¤¬¤¢¤ê¤Þ¤¹¡×
¶¹¤¤ÍÆÎ̤ÎÃæ¤Ç¥×¥í¥°¥é¥à¤ò½ñ¤±¤È¤¤¤ï¤ì¤¿¤é¤É¤¦¤Ê¤ë¤Î¤«¡©
¡ÖRAM4KÆâ¤Ç¥×¥í¥°¥é¥à¤ò½ñ¤±¤È¤¤¤ï¤ì¤Æ¤âÁÇľ¤Ê¿Í´Ö¤Ï½ñ¤±¤Þ¤»¤ó¡£É¬Á³Åª¤Ë¿Í¤Î΢¤ò¤«¤¯¤è¤¦¤Ê¿Íºà¤Ç¤Ê¤±¤ì¤Ð¤Ç¤¤Þ¤»¤ó¡£¥®¥ã¥ó¥Ö¥ë¤Ï¿Í¤Î΢¤ò¤«¤«¤Ê¤±¤ì¤Ð¤¤¤±¤Ê¤¤¤Î¤Ç¡¢¤½¤¦¤¤¤¦°ÕÌ£¤Ç¤Ï¤Ô¤Ã¤¿¤ê¤Ê¤ó¤Ç¤¹¤¬¡£¥Ñ¥Á¥ó¥³¶È³¦¤Îµ»½Ñ¼Ô¤ÏÊĤ¸¹þ¤á¤é¤ì¤¿À¤³¦¤Ç¿Ê²½¤¹¤ë¤³¤È¤ò¶Ø¤¸¤é¤ì¤Æ¤¤¤ë¤Î¤Ç¡¢¥ÉM½¸ÃĤȤ⤤¤¨¤Þ¤¹¤Í¡×¤È¼«ÓÞµ¤Ì£¤Ë¾Ð¤¦¡£
Z80¡£
µ»½Ñ¼Ô¤ò¹âÎ𲽤ˤ·¤Æ¤¤¤ë¸µ¶§¤Ç¤¢¤ë¤³¤È¤¬Ê¬¤«¤Ã¤¿¤¬¡¢¤³¤ì¤¬È¿Ì̤ǤϾ¶È³¦¤«¤é¤Î»²Æþ¤òÁ˻ߤ·¤Æ¤¤¤ëÌòÌܤâ²Ì¤¿¤·¤Æ¤¤¤ë¡£
¤¢¤Ê¤¿¤Î¥Ý¥Á¤Ã¢ö¤¬¶È³¦¤òÊѤ¨¤ë
¢¨¥³¥á¥ó¥È¤Ë¤Ïɬ¤º¥Ï¥ó¥É¥ë¥Í¡¼¥à¤òÆþ¤ì¤Æ¤¯¤À¤µ¤¤¡£¥³¥á¥ó¥È¤¬¥¨¥ó¥È¥ê¡¼¤Ë¤Ê¤ë¾ì¹ç¤â¤¢¤ê¤Þ¤¹¡£
¸ø̳°÷¤Ï°ÂÄê¤Î¥¤¥á¡¼¥¸¤Ç¿Íµ¤¤¬¤¢¤ê¤Þ¤¹
¿Íµ¤¤Î¤¢¤ë¿¦¼ï¤ò»²¹Í¤Ëµ»½Ñ¼Ô¤ò½¸¤á¤ì¤Ð¤¤¤¤¤È»×¤¦
±ø¤¤¡¢½¤¤¡¢¤Ê¤É¿Íµ¤¤Î¤Ê¤¤¿¦¼ï¤Î¥¤¥á¡¼¥¸¤Ï¤Ê¤¤¤Î¤Ç²¿¤È¤«¤Ê¤ë¤È»×¤¦
¥Õ¥¡¥ß¥³¥ó¤ÎCPU¤ÏZ80¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¡£
¥ê¥³¡¼¤ÎRP2A03¡ÊMOS 6502¤Î¥«¥¹¥¿¥à»ÅÍ͡ˤǡ¢¤Þ¤Ã¤¿¤¯ÊÌʪ¤Ç¤¹¡£
µ»ö¤Ë¤â°ãÏ´¶¤¬¤¢¤ê¤Þ¤¹¤Í¡£
Z80¤Î¥³¡¼¥É¤â½ñ¤±¤Ê¤¤¤è¤¦¤Ç¤Ï¥×¥í¥°¥é¥Þ¡¼¼º³Ê¤À¤È»×¤¤¤Þ¤¹¡£
CPU¤ÎǽÎÏ¤È¥×¥í¥°¥é¥Þ¡¼¤ÎǽÎϤϼ¡¸µ¤Î°ã¤¦ÏäǤ¹¡£
¥Ñ¥Á¥ó¥³¥á¡¼¥«¡¼¤Î¼ã¤¤¥¨¥ó¥¸¥Ë¥¢¤ÎǽÎϤäȯÁÛÎϤÎÉÔ¤¬ÌäÂê¤Ê¤Î¤Ç¤Ï¤Ê¤¤¤Ç¤¹¤«¡©
£Ð£Ã¤Ç¸À¤¨¤Ð¥¢¥ó¥Ð¥é¥ó¥¹¤Ê¹½À®¤À¤¬ÈÆÍÑÀ¤òµá¤á¤é¤ì¤Æ¤¤¤Ê¤¤¥Ñ¥Á¥ó¥³¤Ç¤Ï½½Ê¬¤À¤È¤â¸À¤¨¤ë¡£
¤¿¤À¤·¥»¥¥å¥ê¥Æ¥£¤ÎÀȼåÀ¤ò¾·¤¤¤Æ¤¤¤ë¸¶°ø¤Ç¤Ï¤¢¤ë¡££Ú£¸£°¤¬²¿»þ¤Þ¤ÇÀ½Â¤¤µ¤ì¤ë¤«²ò¤é¤Ê¤¤¤¬¤¤¤º¤ì¤ÏÊѹ¹¤µ¤ì¤ë¤À¤í¤¦¡£
¸¡Äê»î¸³¤Ç¥×¥í¥°¥é¥à¤ò¤É¤³¤Þ¤Ç¸¡¾Ú¤¹¤ë¤«ÃΤê¤Þ¤»¤ó¤¬¥µ¥Ö´ðÈפÀ¤é¤±¤Î¤¤¤Ó¤Ä¤Ê¹½À®¤¬¸¡Äê¼Ô¦¤Îµ»½ÑÎϤΤ¿¤á¤À¤È¤·¤¿¤é¥´¥È¤Î²¹¾²¤òºî¤Ã¤Æ¤ë¤Î¤ÏÊÝÄ̶¨¤À¤È»×¤¤¤Þ¤¹¡£
¸«¼õ¤±¤é¤ì¤Þ¤¹¤Í
¤½¤ì¤è¤ê¤âº£¤Ï64¥Ó¥Ã¥ÈÂбþ¤ËÄɤï¤ì¤Æ¤¤¤ëÃæ¤Ç¡¢¥Ñ¥Á¥ó¥³¶È³¦¤Î²½ÀÐdzÎÁ¤ÎÁê¼ê¤ò¤·¤Æ¤¤¤ë²Ë¤¬¤Ê¤¤¤È¤¤¤Ã¤¿¤Î¤¬¸½¾õ¤Ç¤·¤ç¤¦¡£
º£¤ª¤½¤é¤¯¥Ñ¥Á¥ó¥³¶È³¦¤Î¥×¥í¥°¥é¥Þ¡¼¤Î¹âÎ𲽤¬¿Ê¤ó¤Ç¤¤¤ë¤Î¤Ï¡¢8¥Ó¥Ã¥ÈCPU¤È¤«¤Ç¤Ï¤Ê¤¯¡¢¤ä¤Ï¤ê¶È³¦¤ÎÀè¹Ô¤¤ä¡¢¶È³¦¤Î¥¤¥á¡¼¥¸¤Ë¤è¤ë¤â¤Î¤ÎÊý¤¬Â礤¤¤È»×¤¤¤Þ¤¹¡£
²æ¡¹¥×¥í¥°¥é¥Þ¡¼¤Ï¿¤¯¤Î¶È³¦¤«¤éɬÍפȤµ¤ì¤ë¤Î¤Ç¥Ñ¥Á¥ó¥³¶È³¦¤Î¤è¤¦¤Êº¾µ½¤Þ¤¬¤¤¤Î¾¦Çä¤Ë¼ê¤òÂߤ·¤¿¤¯¤Ê¤¤¤È»×¤Ã¤Æ¤¤¤ë¿Í¤â¾¯¤Ê¤¯¤Ê¤¤¤È»×¤¤¤Þ¤¹¡£
¤Þ¤¿¡¢¤³¤Î¶È³¦¤Î¥×¥í¥°¥é¥Þ¡¼¤ËÂФ¹¤ëÇÛθ¤ÏºÇÄã¤Ç¤¹¡£ÃΤê¹ç¤¤¤Ë¥á¡¼¥«¤Î¥×¥í¥°¥é¥Þ¡¼¤¬¤¤¤ë¤Î¤Ç¤¹¤¬¡¢¤½¤Î½êÆÀ¤òʹ¤¤¤Æ°¢Á³¤È¤·¤Þ¤·¤¿¡£
¤½¤Î¿Í¤«¤éʹ¤¤¤¿¶È³¦ÆâÉô¤Î»ö¾ð¡£¥È¥Ã¥×¥À¥¦¥óÊý¼°¤Ê¤É¡¢¥×¥í¥°¥é¥Þ¡¼¤ÏÇϼÖÇϤΤ褦¤ËƯ¤«¤µ¤ì¤ë¤è¤¦¤Ç¤¹¤Í¡£
¤³¤ó¤Ê¥×¥í¥°¥é¥Þ¡¼¤ò¥³¥±¤Ë¤·¤¿¶È³¦¤Ëï¤âÆþ¤ê¤¿¤¤¤È»×¤¤¤Þ¤»¤ó¤·¡¢Æþ¤ë¥á¥ê¥Ã¥È¤¬¤¢¤ê¤Þ¤»¤ó¡£
¥³¥ó¥Ô¥å¡¼¥¿¡¼ÀìÌç³Ø¹»¤Ë¤ª¤¤¤Æ¤â¥Ñ¥Á¥ó¥³¶È³¦¤Ë½¢¿¦¤òÁ¦¤á¤ë³Ø¹»¤Ï¸ºß¤·¤Ê¤¤¤È»×¤¤¤Þ¤¹¡£
ÀìÌçÃ챤òÀ¸¤«¤¹»ö¤â¤Ê¤¤¤Ç¤¹¤·¡¢¿·¤·¤¤»ö¤òÀ¸¤ß½Ð¤¹»ö¤â½ÐÍè¤Þ¤»¤ó¡£
¤Þ¤¿¡¢¥´¥È¤Ê¤É¤ÎÉÔÀµ¹Ô°Ù¤Ë´Ø¤·¤Æ¤ÏÅöÁ³¤À¤È¹Í¤¨¤Þ¤¹¡£
¥Ñ¥Á¥ó¥³¶È³¦¤´¤È¤¤Î¥ì¥Ù¥ë¤Ç¹½ÃÛ¤·¤¿¥·¥¹¥Æ¥à¤ËÉÔÀµ¥×¥í¥°¥é¥à¤òÆþ¤ì¹þ¤à¤³¤È¤ÏÆñ¤·¤¤ÏäǤϤ¢¤ê¤Þ¤»¤ó¡£
µÕ¤Ëº£¤Î¤Þ¤Þ8¥Ó¥Ã¥ÈCPU¤ÎÊý¤¬¡¢¥·¥¹¥Æ¥àÊݼ餬¼ê¤ËÆϤ°Â¤¯¡¢ÉÔÀµ¤ÎºÝ¸«Ê¬¤±¤ëȽÃǤ¬ÉÕ¤¤ä¤¹¤¤¤Î¤Çº£¤Î¤Þ¤Þ¿Ê¤ó¤Ç¤¤¤Ã¤¿Êý¤¬ÂÅÅö¤À¤È¹Í¤¨¤Þ¤¹¡£
£Ã£Ð£ÕÀǽ¤ò±¾¡¹¸À¤¦Á°¤Ë¡¢¼«Ê¬Ã£¶È³¦¤Î»ö¤ò¤â¤Ã¤È·òÁ´¤Êʪ¤Ë¤·¤Æ¤¤¤¯¤Ù¤¤Ç¤Ï¤Ê¤¤¤Ç¤·¤ç¤¦¤«¡©
Z80¤¬CPU¤À¤Ã¤¿¤Î¤ÏÅö»þ¤Î¥»¥¬·Ï¥²¡¼¥àµ¡¤Ç¤¹¤Í¡£
SG-1000¡¢SC-3000¡¢¥»¥¬¥Þ¡¼¥¯·¤¢¤¿¤ê¤¬Z80A¤À¤Ã¤¿¤Èµ²±¤·¤Æ¤ª¤ê¤Þ¤¹¡£
¸Ä¿ÍŪ¤Ë¤ÏCPU¤¬¸Å¤¤¤Þ¤Þ¤Î¤¿¤á¤Ë¡¢¥´¥ÈÍÑ´ðÈĤⳫȯ¤·¤ä¤¹¤¤¥¤¥á¡¼¥¸¤¬¤¢¤ê¤Þ¤¹¡£
¡Êñ½ã¤Ë¤Ï¸À¤¨¤Þ¤»¤ó¤¬¡Ë¥Õ¥£¥ë¥à´ðÈĤ¬Î¢Â¦¤Ë»Å¹þ¤Þ¤ì¤¿¤ê¤¹¤ë¸¶°ø¤Î°ìö¤È¤â¸À¤¨¤Þ¤¹¡£
»²Æþ¾ãÊɤè¤ê¤â¥»¥¥å¥ê¥Æ¥£¸þ¾å¤ò¹Í¤¨¤Æ夤¿¤¤¤Ç¤¹¤Í¡£
¤È¤¤¤¦¸«Êý¤¬¤¢¤ë°ìÊý¤Ç
¡Ö¤¿¤À¤·¥»¥¥å¥ê¥Æ¥£¤ÎÀȼåÀ¤ò¾·¤¤¤Æ¤¤¤ë¸¶°ø¤Ç¤Ï¤¢¤ë¡×
¤È¤«
¡Ö¥´¥ÈÍÑ´ðÈĤⳫȯ¤·¤ä¤¹¤¤¥¤¥á¡¼¥¸¤¬¡×
¤È´í×ü¤¹¤ëÊý¤â¤ª¤é¤ì¤ë¤ó¤Ç¤¹¤Í¡£
ÊÙ¶¯¤Ë¤Ê¤ê¤Þ¤¹¡£
¤À¤¤¤¿¤¤¡¢¤½¤ì¤¤¤Ã¤¿¤é±ÒÀ±¤Ë¾è¤Ã¤«¤ë¥×¥í¥°¥é¥à¤Ï¤É¤¦¤·¤Æ¤ë¤ó¤À¤Ã¤ÆÏäÀ¤«¤é¤Ê
¡ÖZ80¤Î¥³¡¼¥É¤â½ñ¤±¤Ê¤¤¤è¤¦¤Ç¤Ï¥×¥í¥°¥é¥Þ¡¼¼º³Ê¤À¤È»×¤¤¤Þ¤¹¡£¡×
¡Ö¸½ºß£¶£´¥Ó¥Ã¥È¤ÎCPU¤¬¼çή¤Îµ¡´ï¶È³¦¤Ç8¥Ó¥Ã¥È¤ÎCPU¤Î¥Ö¥í¥°¥é¥à¤¬½ñ¤±¤Ê¤¤¤Ê¤ó¤Æ¤¢¤êÆÀ¤Þ¤»¤ó¡£¡×
¤ÏÀµÄ¾ ? ¤Ç¤¹¡£º£»þ¤Ï¹âµé¸À¸ì¤·¤«»È¤ï¤Ê¤¤¤È¸À¤Ã¤Æ¤â²á¸À¤Ç¤Ï¤Ê¤¯¡¢
Z80¤Î¥¢¥»¥ó¥Ö¥é¤ò°·¤¦µ¡²ñ¤Ê¤ó¤Æ³§Ìµ¤ËÅù¤·¤¤¤ó¤Ç¤¹¤«¤é¡¢½ñ¤±¤Ê¤¯¤Æ¤â¤ª¤«¤·¤¯¤Ê¤¤¤Ç¤¹¤è¡£
º£»þ¥Ñ¥Á¥ó¥³¶È³¦¤ÈÁȤ߹þ¤ß·Ï¤«À©¸æ·Ï¤Î°ìÉô¤°¤é¤¤¤¸¤ã¤Ê¤¤¤Ç¤·¤ç¤¦¤«?
MSX¤ä¤éPC-88¤ä¤é¥Ñ¥½¥³¥ó¤¬Z80¤À¤Ã¤¿»þÂå¤È°ã¤Ã¤Æ¡¢¼ñÌ£¤Ç½ñ¤¯µ¡²ñ¤Ë»ê¤Ã¤Æ¤Ï¤Û¤Ü¥¼¥í¤Ç¤¹¤è¤Í¡£
¤Ç¡¢¥Ñ¥Á¥ó¥³¤Î¥µ¥Ö´ðÈĤäƤҤ¿¤¹¤éÃêÁª¤ä¤Ã¤Æ¤ë̯¤ËÃÏÌ£¤Ê¤È¤³¤í¤Ç¤¹¤è¤Í¡£
¤ï¤¶¤ï¤¶Z80¤Î¥¢¥»¥ó¥Ö¥é³Ð¤¨¤Æ¤Þ¤Ç»Å»ö¤Ç¤ä¤ê¤¿¤¤¤È»×¤¦¿Í¤Ê¤ó¤Æ¤¤¤Þ¤»¤ó¤è¤Í¡Ä¡£
¢¨½ñ¤±¤Ê¤¤ ¢ª ǽÎÏŪ¤ÊÌäÂê¤Ç¤Ï¤Ê¤¯¤Æ¡¢¤³¤ì¤«¤é¿·¤¿¤Ë³Ø½¬¤·¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤¤È¤¤¤¦°ÕÌ£¤Ç¤¹¡£Ç°¤Î¤¿¤á¡£
¶È³¦¤Î¿Í¤¸¤ã¤Ê¤±¤ì¤Ð¼ªÇ¯Áý¡£
¶È³¦¤Î¿Í¤À¤Ã¤¿¤éÉÔÊÙ¶¯¡£
¤³¤ì°Ê¾å·¡¤ë¤Î¤Ï¼¤á¤è¤¦¤Í¡£
¤Ä¡¼¤«¥¢¥»¥ó¥Ö¥é½ñ¤¯¤Ê¤ó¤ÆÁȹþ¤ß²°¤«¤é¤·¤¿¤é¤´¤¯¤´¤¯ÉáÄ̤Τ³¤È¡£
¤à¤·¤í¹âµé¸À¸ì¤·¤«¤ä¤Ã¤Æ¤Ê¤¤¤ä¤Ä¤ÏCPU¤¬¤É¤¦Æ°¤¯¤È¤«Íý²ò¤»¤º¤Ë¥×¥í¥°¥é¥àÁȤó¤Ç¤Æ¥ì¥Ù¥ëÄ㤤¤è
¥á¥¤¥ó¤Ê¤ó¤«¼ç¤ËȽÄê¤Îµ¡Ç½¤À¤±¤ÇÎɤ¤¤·¡¢¤½¤ì°Ê³°¤Ï¥µ¥Ö¤Ç½èÍý¤·¤Æ¤ë¤ó¤À¤«¤é8bit¤Ç²¿¤ÎÌäÂ꤬¡©
¤Ä¤«¡¢¥µ¥Ö¤Ï¤½¤ì¤Ê¤ê¤Î¤ä¤ê¤¬¤¤¤¢¤ë¥×¥í¥°¥é¥à¤Ç¤·¤ç¡©
¤Þ¤¢±ÇÁü¤Ê¤É¤Ï¤Û¤Ü³°Ãí¤ËÅꤲ¤Æ¤ë¤ï¤±¤À¤¬¡£
¤·¤«¤·´ðÈľå¤ÎÀ©¸Â¤Ê¤Î¤«¡¢¤Ê¤¼4k(byte?)¤Ç¼ý¤á¤Ê¤¤¤È¤¤¤±¤Ê¤¤¤Î¤«¤È¤«¡¢
µ¿Ìä¤â¿¤¯¾Ã²½ÉÔÎɵ¤Ì£¤Ç¤·¤¿¡£
´Ö°ã¤¤¤¬¤¢¤Ã¤Æ¤Ï¤Ê¤é¤Ê¤¤¤Î¤Ç¡¢¥³¥ó¥Ñ¥¯¥È¤ÇÀµ¤·¤¤À©¸æ¤¬µá¤á¤é¤ì¤Þ¤¹¤«¤é¡¢¼ã¤µ¤è¤ê¤â·Ð¸³Ãͤ¬½ÅÍ׻뤵¤ì¤Þ¤¹¡£Ãæ·ø°Ê²¼¤Ë¥á¥¤¥ó´ðÈפòǤ¤»¤ë¥á¡¼¥«¡¼¤Ï¤Ê¤¤¤«¡¢¾¯¤Ê¤¤¤ó¤¸¤ã¤Ê¤¤¤Ç¤·¤ç¤¦¤«¡£
¥Ñ¥Á¥ó¥³¤Î¥á¥¤¥ó¤ÏÀ¸¤ÎZ80¤Ï»È¤ï¤º¡¢¥»¥¥å¥ê¥Æ¥£µ¡Ç½¤Î¤¢¤ë¥ï¥ó¥Á¥Ã¥×¥Þ¥¤¥³¥ó¤ò»È¤¦¡£
Í·µ»µ¡¤Î»ÅÍͤä»î¸³ÊýË¡¤ÏÊÝÄ̶¨¤¬·è¤á¤Æ¤¤¤ë¤ï¤±¤Ç¤Ï¤Ê¤¤¡£
RAM¤Ï4KB¤â¤Ê¤¤¡£
»î¸³ÆâÍƤ«¤é¤·¤Æ¥á¥¤¥ó¤Ç΢¤ò¤«¤¯¤Î¤ÏÉÔ²Äǽ¡£
¤½¤â¤½¤â³°Ãí¤Ç¤Þ¤«¤Ê¤Ã¤Æ¤¤¤ëÉôʬ¤¸¤ã¤Ê¤¤¤Î¤«¡©
¥Ï¡¼¥É¥¦¥§¥¢¤ÎÆõö¤¬°Â²Á¤ÇÄ󶡤µ¤ì¤ë¤Ê¤é»²Æþ¾ãÊɤϤۤÜ̵¤¯¤Ê¤ë¤È»×¤¤¤Þ¤¹¡£
µ»ö¤Î¥³¥á¥ó¥È¤Ï³«È¯´Ø·¸¼Ô¤«¤éʹ¤¤¤¿¤â¤Î¤Ç¤Ï¤Ê¤¤¤Ç¤·¤ç¤¦¡©
¼ç´ðÈĤË8¥Ó¥Ã¥ÈCPU¤ò»È¤¦Íýͳ¤Ï¡¢¤½¤ÎÄøÅÙ¤ÎÀǽ¤Ç½¼Ê¬À©¸æ²Äǽ¤À¤«¤é¤Ç¤¹¡£
¥Æ¥ì¥Ó¤Î¥ê¥â¥³¥ó¤Ë64¥Ó¥Ã¥ÈCPU¤ò»È¤¦É¬Íפ¬¤Ê¤¤¤Î¤ÈƱ¤¸¡£
MZ·Ï¤Ç¤è¤¯ºî¤ê¤Þ¤·¤¿
¥Ñ¥Á¥ó¥³Âæ¤Ç¤Ï¤Þ¤À¸½Ìò¤Ê¤ó¤Ç¤¹¤Í
¥²¡¼¥à¶È³¦¤µ¤ó¤Î¤ª¤Ã¤·¤ã¤ë¤è¤¦¤Ë¤¤¤Þ¤É¤¤Î¼ã¤¤¿Í¤Ï¥¢¥»¥ó¥Ö¥é¤Ê¤ó¤Æ»È¤ï¤Ê¤¤¤Ç¤·¤ç¤¦
³«È¯´Ä¶¤Ç¤¤¤í¤¤¤í¤È°ú¤ÃÉÕ¤¤¤Æ¤¯¤ë¤Î¤Ç4K¤Ç¥×¥í¥°¥é¥à¤Ê¤ó¤Æ¤¢¤ê¤¨¤Ê¤¤À¤³¦¤Ç¤·¤ç¤¦¤Í
µ¿Ìä¤Ê¤Î¤¬Åö¤¿¤ê´ÉÍýÄøÅ٤Υ·¥¹¥Æ¥à¤ÏÊÝÄ̶¨¤¬Åý°ì¥·¥¹¥Æ¥à¤È¤·¤Æ²·¤·¤Æ¤¢¤È¤Ï¥á¡¼¥«¡¼¤¬Íð¿ô¥Æ¡¼¥Ö¥ë¤òÆþ¤ì¤ë¤À¤±¤Ç¤¤¤±¤½¤¦¤Ê¤â¤Î¤À¤È»×¤¦¤Î¤Ç¤¹¤¬¡£
¥»¥¥å¥ê¥Æ¥£¡¼¤âÊÝÄ̶¨¤ÎÀÕǤ¤Ç¤¤¤¤¤È»×¤¦¤ó¤Ç¤¹¤±¤É¤Í¡£
¥×¥í¥°¥é¥Þ¡¼¤ÏɬÍפʤó¤Ç¤·¤ç¤¦¤«¤Í¡©
ÀìÌ翦¤ÎÊý¡¹¤¬Â¿¤¯¡¢¸«¤Æ¤ª¤é¤ì¤ë¤Î¤Ç¤¹¤Í¡£
´ðËÜŪ¤Ê¤³¤È¤«¤âÃΤì¤Ê¤¤¤¬»ä¤Î¤è¤¦¤Ê¤ª¤Ã¤µ¤ó¤Ë¤Ï¤Á¤ó¤×¤ó¤«¤ó¤×¤ó¤À¤ï¤¤¡£
µ»ö¤Ë¤Ï¸íǧ¤¬Â¿¤¤¤È¸À¤¦¤³¤È¡¢ÌߤÏÌß²°¤Ç¥¢¥¦¥È¥½¡¼¥·¥ó¥°¤ä¥¢¥é¥¤¥¢¥ó¥¹¤ò¤¹¤ì¤ÐÎɤ¤¤È¸À¤¦¤³¤È¡¢Ãμ±¤äµ»½Ñ¤¬¤¢¤ì¤Ð¼ÒÃܤˤʤ餺¤ËºÑ¤à¤È¸À¤¦¤³¤È¤Ï¤Ê¤ó¤È¤Ê¤¯¤ï¤«¤Ã¤¿¤è¡£
ϫƯ´Ä¶¤ä¥®¥ã¥é¤¬°¤¯¡¢ÉÔËþ¤¬Â¿¤¤¤Î¤«¤Ê¡£
µ»ö¤Ë¤Ï¥Õ¥¡¥ß¥³¥ó¤Ç¤Ê¤¯¥²¡¼¥à¥Ü¡¼¥¤¤È½ñ¤¤¤Æ¤¢¤ê¤Þ¤¹¤è¤Í¡©
ÇÀ̱¤È¤Ê¤Ã¤¿º£¤Ç¤â¡¢½ñ¤±¤ë¤«¤â¤·¤ì¤Ê¤¤¡£
¤Ê¤Ä¤«¤·¤¤µ¤Ê¬¤Ë¤Ê¤ê¤Þ¤·¤¿¡£
¤¢¡Ä¡¢¥Ñ¥Á¥ó¥³µ¡¤Ç¤Ï¸½Ìò¤Ê¤ó¤Ç¤¹¤«¡¢Z80¡£
¤Á¤ç¤Ã¤È¤Ó¤Ã¤¯¤ê¤·¤Þ¤·¤¿¡£
ÊÝÄ̶¨¤¬¥á¥¤¥ó´ðÈĺî¤ì¤ÐÊÝÄ̶¨¤â°Â¿´¤Ã¤·¤ç¡£