利用大规模电子钟集成电路L M8361及配套LED显示屏组装的数子式电子钟,具有使用元件少、功能多、装调简单、显示直观清晰等特点。本文介绍的数字钟,除可进行闹时和定时控制外,还具有正点报时功能。正点时,发出几声“嘀、嘀……”报时声。原理简介:图1为电路原理图。虚线框部分为定时及报、闹时部分。K_1～K_7为调整功能键,电子钟 The use of large-scale electronic clock integrated circuit L M8361 and supporting the LED display assembly of the electronic sub-clock, with the use of components, multi-function, install simple adjustment, display intuitive and clear features. This article describes the digital clock, in addition to alarm and timing control, but also has a punctuality function. Punctuality, issued a few sound “beep, beep ... ” sounded the sound. Principle Introduction: Figure 1 circuit diagram. Part of the dotted line frame for the timing and newspaper, part of trouble. K_1 ~ K_7 to adjust the function keys, electronic clock