摘要:本課題核心是設(shè)計出一個無線紅外發(fā)射/接收系統(tǒng)。本設(shè)計以紅外線作為傳遞信息的載體，可對受控對象的工作狀態(tài)進行短距離無線控制。該系統(tǒng)以AT89S51單片機為控制單元，以LF5038作為紅外線發(fā)射管，LF0038F作為一體化的紅外接收頭，分別合理設(shè)計其相應(yīng)的紅外發(fā)射及接收電路，實現(xiàn)近距離的無線數(shù)據(jù)傳輸，并將無線數(shù)據(jù)的傳輸信息顯示在1602液晶顯示屏上。

關(guān)鍵詞：單片機； 紅外收發(fā); 遙控  

Abstract: The core of this project is to design a wireless infrared transmitting and receiving system. This design as the carrier of the transmission of information with infrared short-range wireless control the working status of the controlled object.The system control unit MCU AT89S51 LF5038 as infrared transmitting tube, LF0038F as the integrated infrared receiver, respectively, the rational design of infrared transmitting and receiving circuit, short-range wireless data transmission, and wireless data the transmission information is displayed in the 1602 LCD.

Key words: Micro Controller ；the infrared transceiver module；Remote control 

整個控制系統(tǒng)的設(shè)計要求 

    整個系統(tǒng)以AT89S51為控制單元，以LF5038作為紅外發(fā)射管，LF0038F作為一體化的紅外接收頭，分別設(shè)計其相應(yīng)的紅外發(fā)射及接收電路。

1.整個系統(tǒng)實現(xiàn)近距離的無線數(shù)據(jù)傳輸；

2.無線數(shù)據(jù)的傳輸信息顯示在1602液晶顯示屏上；

3.整個系統(tǒng)的安裝、操作簡單，維護方便； 

4.總體成本低。