便于单片机简单使用时钟功能的，对于初学者特别有用，只需要稍微懂得电路，了解做个电子时钟原理即可...

用vc++实现的双踪示波器程序源码 用vc++实现的双踪示波器程序源码. 用vc++实现的双踪示波器程序源码-With vc++ Realize the dual-trace oscilloscope program source with vc++ Realize the dual-trace oscilloscope program source code. Using vc++ Realize the dual-trace oscilloscope program source

用 AT89C51、LED 数码管、按键、二极管等部分构成，能实现时钟日历的功能：能进行时、分的显示。也具有时钟，定时时间的设定，实现三路开关定时输出等功能。-With AT89C51, LED digital tubes, buttons, diodes and other components, to achieve clock calendar function: to carry out, the sub-display. Also has a clock, timer time setting, the realization of three-way开关定时output functions.

C51库只提供长整形乘法，对于超过长整形的计算只能自己编辑软件。-C51 for only provide long-plastic multiplication, long plastic over the calculation only their own editing software.

英飞凌SP12 数字压力温度传感器 TPMS轮胎监控系统-Infineon SP12 Digital Temperature Sensor TPMS Tire Pressure Monitoring System

串口通讯经典使用程序,以前收集整理的东东,希望对大家有用!-Serial Communication Classic to use the program, previously collected Dongdong finishing the hope for all of us!

ADuC812与8052模数转换实例 先进的单片机平台 可以做很多东西 比如 光电心率测量仪-ADuC812 and 8052 analog-digital conversion examples of advanced microcontroller platform can do many things such as heart rate Photoelectric Instrument

AVR m16的开发板，本人制作。有Protel99的原理图和PCB图。可根据个人需要修改。-AVR m16 development board, I produced. There Protel99 the schematic diagram and PCB Fig. Can be based on individual needs to be revised.

使用IA4421模块来进行无线收发，单片机连接。分别收发-IA4421 module using a wireless transceiver, microcontroller. Sending and receiving, respectively

这是一个读取ID卡的源代码，仅依靠8052的时钟读取125K频率的ID卡。-This is an ID card read the source code, only 8,052 on the clock read 125K frequency ID cards.

spi 翻译资料 7.2 SPI总线 SD卡信道由指令和数据位（起始位和结束位）组成，SPI信道由字节定向。 每一个指令或数据块由8位的字节和CS标志构成。类似SD卡协议, SPI通讯由 指令、响应和数据组成。全部的主机与SD卡之间的通信由主机控制。主机执行 每一跟CS标志为低的总线-spi Translation 7.2 SPI bus data channel from the SD card command and data bit (start bit and end bit) component, SPI channel directed by byte. Every command or data block from 8-bit bytes and CS constitute signs. SD card similar to the agreement, SPI communications from command, response and data components. All of the host and the communications between the SD card by the host control. Each host implementation with CS low marks for bus