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以Sony CXP864XX为核心的遥控器纠错解码实现方案
Decoding scheme with error correction in remote control unit based on sony CXP864XX
【摘要】 介绍以Sony公司最新一款的cxp864XX微处理器为核心的遥控器纠错解码方案,结合以PhilipsPCA8521为核心的红外遥控发射器,对符合RC5协议的按键脉冲序列进行了纠错解码。通过软硬件结合消除了噪声的干扰,并保证有效数据不会因噪声消除而丢失,并在实际应用中取得了良好的效果。
【Abstract】 In this paper a decoding scheme with error correction is introduced, which is used in remote control unit based on the latest Sony mieroprocessor EXP864XX. In combination with the infrared remote control transmitter based on Philips PCA8521 key pulse sequence to Protocol RCS is decoded with error correction. By means of bothhardware and software, noise interference is elidrinated without losing any useful information. Good result is obtained inpractical applications.
【关键词】 纠错;
解码;
噪声;
遥控接收;
曼彻斯特码;
【Key words】 error correction; decode; noise; remote control receive; manchester code;
【Key words】 error correction; decode; noise; remote control receive; manchester code;
- 【文献出处】 电视技术 ,Tv Engineering , 编辑部邮箱 ,1999年11期
- 【分类号】TP872
- 【下载频次】25