采用单片机作为本设计的核心元件，利用红外线遥控原理和单片机串行发射、接处等功能而设计的一款有本机开锁和遥控开锁的电子密码锁。本文介绍密码锁的总体功能，基本功能设计，基于红外遥控原理的遥控发射电路设计，本机键开锁原理，红外遥控开锁原理-The use of single-chip microcomputer as the core component of this design, the use of infrared remote control theory and single-chip

This standard describes a serial digital interface for 525/60 and 625/50 digital television equipment operating with either 4:2:2 component signals or 4fsc composite digital signals. This standard has application in the television studio over