2.2.4¡¢°´¼ü¿ØÖÆÄ£¿é
±¾Éè¼Æ²ÉÓõÄÊÇÓòéѯ·½Ê½µÄ£¬Ò²¾ÍÊǰѰ´¼ü½ÓÔÚP1¿Ú£¬ÓóÌÐò²éѯ·½Ê½²éѯÄǸö°´¼ü°´Ï£¬Ö´ÐÐÏàÓ¦µÄ²Ù×÷¡£Í¼ÈçÏ£º U119XTAL1P0.0/AD0P0.1/AD1P0.2/AD2P0.3/AD3P0.4/AD4P0.5/AD5P0.6/AD6P0.7/AD7P2.0/A8P2.1/A9P2.2/A10P2.3/A11P2.4/A12P2.5/A13P2.6/A14P2.7/A15P3.0/RXDP3.1/TXDP3.2/INT0P3.3/INT1P3.4/T0P3.5/T1P3.6/WRP3.7/RD39383736353433322122232425262728101112131415161718XTAL29RSTR7R6R5R4R3470470470470470293031PSENALEEA12345678P1.0/T2P1.1/T2EXP1.2P1.3P1.4P1.5P1.6P1.7AT89C52 2.2.5¡¢ÊýÂë¹ÜÏÔʾÔÀí
ÊýÂë¹Üʵ¼ÊÉÏÊÇÓÉ7¸ö·¢¹â¹Ü×é³É8×ÖÐι¹³ÉµÄ£¬¼ÓÉÏСÊýµã¾ÍÊÇ8¸ö¡£ÎÒÃÇ·Ö±ð°ÑËûÃüÃûΪA,B,C,D,E,F,G,H¡£ ͼ2.2 ÊýÂë¹ÜÄÚ²¿½á¹¹Í¼
¼ÙÉèÎÒÃÇÒªÏÔʾһ¸öÊý×Ö2, ÄÇô A¡¢B¡¢G¡¢E¡¢DÕâ5¸ö¶ÎµÄ·¢¹â¹ÜÁÁ¾Í¿ÉÒÔÁË£¬C¡¢F¡¢H²»ÁÁ£¬Í¬Ê±ÓÉÓÚ½Ó·¨Îª¹²Ñô½Ó·¨£¬ÄÇôΪµÍµçƽÊÇÁÁ£¬Îª¸ßµçƽÊÇÃð¡£´Ó¸ßÍùµÍÅÅÁУ¬ P1.7-P1.0д³É¶þ½øÖÆÎª01111110£¬ °ÑËûת»¯Îª
8
16½øÖÆÔòΪA2H¡£ÎÒÃÇ¿ÉÒÔ¸ù¾ÝÓ²¼þµÄ½ÓÏß°ÑÊýÂë¹ÜÏÔʾÊý×Ö±àÖÆ³ÉÒ»¸ö±í¸ñ£¬¼ûÏÂ±í£¬ÒÔºóÖ±½Óµ÷ÓþÍÐÐÁË¡£
ÊýÂë¹ÜµÄ½Ó¿ÚÓо²Ì¬½Ó¿ÚºÍ¶¯Ì¬½Ó¿ÚÁ½ÖÖ¡£¾²Ì¬½Ó¿ÚΪ¹Ì¶¨ÏÔʾ·½Ê½£¬ÎÞÉÁ˸£¬Æäµç·¿É²ÉÓÃÒ»¸ö²¢ÐпڽÓÒ»¸öÊýÂë¹Ü£¬ÊýÂë¹ÜµÄ¹«¹²¶Ë°´¹²Ñô½ÓVCC£¬±¾´Î¿Î³ÌÉè¼ÆÓÉÓÚËùÐèÊýÂë¹Ü½ÏÉÙ£¬¹Ê¿ÉÓÃЩÖÖ·½·¨½ÓÏß¡£ÕâÖÖ½Ó·¨Õ¼Óýӿڶ࣬½öÄܽÓÉÙÁ¿ÊýÂë¹Ü¡£¶¯Ì¬½Ó¿Ú²ÉÓø÷ÊýÂë¹ÜÑ»·ÂÖÁ÷ÏÔʾµÄ·½·¨£¬µ±Ñ»·ÏÔʾµÄƵÂʽϸßʱ£¬ÀûÓÃÈËÑÛµÄÔÝÁôÌØÐÔ£¬¿´²»³öÉÁ˸ÏÔʾÏÖÏó£¬ÕâÖÖÏÔʾÐèÒªÒ»¸ö½Ó¿ÚÍê³É×ÖÐÎÂëµÄÊä³ö£¬ÁíÒ»½Ó¿ÚÍê³É¸÷ÊýÂë¹ÜµÄÂÖÁ÷µãÁÁ¡£
±¾Éè¼Æ²ÉÓõÄÊÇÊýÂë¹Ü¶¯Ì¬ÏÔʾ¡£ 2.2.6¡¢¶¨Ê±±¨¾¯Ä£¿é
U119XTAL1P0.0/AD0P0.1/AD1P0.2/AD2P0.3/AD3P0.4/AD4P0.5/AD5P0.6/AD6P0.7/AD7P2.0/A8P2.1/A9P2.2/A10P2.3/A11P2.4/A12P2.5/A13P2.6/A14P2.7/A15P3.0/RXDP3.1/TXDP3.2/INT0P3.3/INT1P3.4/T0P3.5/T1P3.6/WRP3.7/RD39383736353433322122232425262728101112131415161718XTAL29RST293031PSENALEEA12345678P1.0/T2P1.1/T2EXP1.2P1.3P1.4P1.5P1.6P1.7AT89C52R8470LS2SPEAKERD1LED
9
3¡¢Èí¼þÉè¼Æ
3.1¡¢³ÌÐòÁ÷³Ìͼ
ÀºÇò±ÈÈüÖУ¬µÃ·Ö¿É·ÖΪ1·Ö¡¢2·Ö¡¢3·ÖÈýÖÖÇé¿ö£¬µ«ÎªÁË·½±ãÎÒÃÇÔÚÕâÖ»ÉèÖüÓ1·Ö£¬µÃ2·Ö¡¢3·ÖµÄÇé¿ö¿ÉÓð´2´Î¡¢3´Î¼Ó1·ÖµÃµ½¡£»¹ÉèÖÃÁ˶¨ÊDZ¨¾¯¼ü¡£¸ù¾ÝÕâÑùµÄÉè¼ÆÒªÇ󣬽áºÏÊýÂë¹ÜµÄÏÔʾÒÔ¼°52µ¥Æ¬»úÖмÆÊýÆ÷µÄ¹¤×÷ʵÏÖ·½Ê½¡¢½Ó¿ÚÓ¦Óá¢ÖжϿØÖƵȿÉÉè¼Æ³ö³ÌÐòÁ÷³ÌͼÈçÏ£º
10
3.2¡¢³ÌÐò·ÖÎö
±¾Éè¼Æ²ÉÓÃAT89S52µ¥Æ¬»úÖеÄÒ»¸ö16λµÄ¶¨Ê±/¼ÆÊýÆ÷T0£¬·Ö±ðÓÉTH0ºÍTL0×é³É£¬ËüÃǾùÊÇ8λ¼Ä´æÆ÷£¬ÔÚÌØÊ⹦ÄܼĴæÆ÷ÖÐÕ¼µØÖ·8AH-8DH¡£ËüÃÇÓÃÓÚ´æ·Å¶¨Ê±»ò¼ÆÊýµÄ³õʼֵ¡£´ËÍ⣬ÄÚ²¿»¹ÓÐÒ»¸ö8λµÄ·½Ê½¼Ä´æÆ÷TMODºÍÒ»¸ö8λµÄ¿ØÖƼĴæÆ÷TCON¡£ÓÃÓÚÑ¡ÔñºÍ¿ØÖƶ¨Ê±/¼ÆÊýÆ÷µÄ¹¤×÷¡£
ÀºÇò±ÈÈü¼Æ·ÖÆ÷ÀûÓõ¥Æ¬»úµÄ¼ÆÊýÆ÷½øÐй¤×÷£¬¼ÆÊýÆ÷¶ÔÍⲿÂö³åµÄϽµÑؽøÐмÓ1¼ÆÊý£¬Ö±ÖÁ¼ÆÂú»ØÁã¡£×÷Ϊ¿É±à³ÌÆ÷¼þ£¬µ¥Æ¬»úÖеĶ¨Ê±/¼ÆÊýÆ÷³õʼ»¯±à³Ì²½ÖèÈçÏ£º
¸ù¾Ý¶¨Ê±Ê±¼äÒªÇó»ò¼ÆÊýÒªÇó¼ÆËã¼ÆÊýÆ÷³õÖµ£» ½«¹¤×÷·½Ê½¿ØÖÆ×ÖдÈëTMOD¼Ä´æÆ÷£» ½«¼ÆÊý³õֵдÈëTHXºÍTLX¼Ä´æÆ÷£» Æô¶¯¶¨Ê±Æ÷/¼ÆÊýÆ÷£¬¼´½«TRXÖÃλ¡£
Èç¹û¹¤×÷ÓÚÖжϷ½Ê½£¬ÐèÖÃλEA£¨ÖжÏ×Ü¿ª¹Ø£©¼°ET£¨ÔÊÐí¶¨Ê±/¼ÆÊýÆ÷Öжϣ©£¬²¢±àдÖжϷþÎñ³ÌÐò¡£ÆäÉè¼ÆÖжÏ×Ó³ÌÐòͼÈçÏ£º
11