自制LED电子钟在很多电子报刊杂志上都可以见到，但大多数在断电后都要重新设置时间等参数，给使用带来很多不便。也有用后备电池作为备用电源的，但往往体积较大。本文介绍的LED电子钟克服了以往的弊端，而且采用了家电通用的红外遥控器进行控制，方便使用。有一路闹铃输出，可以通过遥控器设置闹铃时间及允许与否。-Home LED electronic clock in many electronic newspapers and magazines can all see, but most of the power must be reset after the time parameters, to use a lot of inconvenience caused. Also useful as a backup power back-up battery, but often larger. This article describes the LED electronic clock to overcome the shortcomings of past and used home appliances universal infrared remote control, easy to use. A way alarm output, you can set the alarm time and the remote control to allow or not.