AV系统数字调谐PLL频率合成器的单片机控制  

SCM Control of PLL Frequency Synthesizer for Digital Tuning in AV Systems

作　　者：于春利[1] 杨林安[1] 

机构地区：[1]空军工程大学,西安710038

出　　处：《微电子学与计算机》2002年第1期38-39,43,共3页Microelectronics & Computer

摘　　要：文章利用LC7218PLL频率合成器在AV领域的电调谐功能,提出了一个TV/FM/AM全景接收机设计方案,重点设计分析了LC7218与单片机之间的I/O数据结构,显示了它优良的性能。A design of a TV/FM/AM full- band receiver is shown which uses the applications of LC7218 PLL Frequency Synthesizer for electronic tuning in AV systems,with emphasis on the I/O data format transferring between LC7218 and micro- controller. The rich functions and wide applications in frequency controlling of PLL frequency synthesizer are illustrated.

关 键 词：频率合成器 单片机控制 AV系统 数字调谐 PLL 

分 类 号：TN74[电子电信—电路与系统]