Clock with big LED display, schematic can see here www.jendaelektro.ic.cz

本次做的数字日历是以单片机（AT89C51）为核心，结合相关的元器件（共阴极LED数码显示器、BCD-锁存/7段译码/驱动器74LS164等），再配以相应的软件，达到制作简易数字日历的目的，其硬件部分难点在于元器件的选择、布局及焊接。-The figures do bell on SCM (AT89C51) at the core, Combined with the components (a total of cathode LED digital display, BCD- latch

多功能台灯的硬件模块包括控制单元模块、人体检测模块、亮度调节模块、LED及驱动模块、显示模块、温度模块、时钟模块、姿势监测模块、按键模块。用的是msp430编的C程序。-Multifunction lamp hardware module includes a control unit module, human detection module, brightness adjustment module, LED and driver module, the display module, t

一个用单片机制作的基于POV原理的用LED显示的旋转时钟的源程序和电路图-1 Using the Microcontroller-based LED POV display using the principle of rotation of the clock source and the circuit-A source-based MCU production and schematic principle POV LED display rotating clock-1 Using th