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Õª Òª£º±¾ÎIJÉÓÃProtues7.5·ÂÕæÈí¼þÉè¼ÆÒԵ͹¦ºÄSTC89C51µ¥Æ¬»úΪºËÐÄ£¬ÅäÖÃÐÂʽµÄ΢Ð͵͹¦ºÄ´«¸ÐÆ÷DHT11,ʹÓÃÒº¾§ÏÔʾLED1602²É¼¯µ½µÄÊý¾Ý£¬ÊµÏÖÁËζȡ¢Êª¶ÈÁ½¸ö²ÎÊýµÄ²É¼¯¡¢´¦ÀíºÍÏÔʾµÈ¹¦ÄÜ¡£ÎÄÕÂÒÔÎÂÊÒ»·¾³×÷ΪÑо¿¶ÔÏ󣬽éÉÜÁËÎÂʪ¶ÈÎÂʪ¶È²âÁ¿µç·¡¢µ¥Æ¬»úÍâΧµç·¡¢Èí¼þÁ÷³Ì¡¢»ã±àÓïÑÔÔ´³ÌÐòµÄÉè¼Æ¡¢Êý¾Ý²É¼¯ÏµÍ³µÄÉè¼Æ¹ý³Ì¼°·ÂÕæµÄʵÏÖ·½·¨¡£¸Ã·½·¨¿ÉÒÔÌá¸ßϵͳµÄ¿ª·¢Ð§ÂÊ¡¢Ëõ¶ÌÖÜÆںͽµµÍ³É±¾£¬Îªµ¥Æ¬»úϵͳµÄ¿ª·¢ÌṩÁËÊֶΡ£½á¹û±íÃ÷£¬ËùÉè¼Æ»·¾³²ÎÊýζȿØÖƾ«¶ÈÎȶ¨ÔÚO.1¡æ·¶Î§Ö®ÄÚ£¬Êª¶ÈµÄÎó²î¿É¿ØÖÆÔÚ¡À2.0£¥RHÒÔÄÚ¡£ ¹Ø¼ü´Ê£ºProtues£¬STC89C51£¬DHT11£¬LED1602£¬Î¶ȣ¬Êª¶È
Abstract: By Protues7.5 simulation software design for low power STC89C51 microcontroller as the core, the allocation of new low-power micro-sensors DHT11, using liquid crystal display LED1602 data collected, realizing the collection of temperature, greenhouse environment as the research object, this paper introduces the temperature and , the design process of the data acquisition system and the realization of the simulation method. The method can improve system development efficiency, shorten the cycle and reduce costs, provides a means for the development of single-chip microcomputer system. Results show that the design of environmental parameters, temperature control precision is stable in o. 1 ¡æ, be controlled within + - 2.0% RH.
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