1，基于8051单片机 2，实现精准的NEC红外遥控的控制 3，不占用系统资源-1, based on 8051 2 to achieve precise control of NEC Infrared Remote Control 3, do not take up system resources

PD6121, 6122是用NEC传输格式的红外线遥控发射芯片,目前广泛的用在电视,录像机,音响,空调等设备上。8051系列单片机是目前应用最为广泛的8位机,其内核由美国因特公司设计。本文介绍如何用8051单片机准确接收红外遥控信号,并写出高效的代码。-PD6121, 6122 NEC transmission format with infrared remote control transmitter chip, now widely used in TV, VCR, stereo, air