用单片机汇编语言写的使用的子程序 包扩浮点书的加减还有 模糊算法...

对利用595串行实现IO口扩展，本程序仅用3个IO口扩展到6个数码管-Realize the use of 595 serial IO port expansion, this procedure only 3 IO I extend to six digital tube

网上找到的PCF8563程序基本不能用 本程序基于51单片机，模拟了I2C接口，现已调试成功，可以做成万年历了

单片机控制LCD驱动芯片UC1601S驱动程序，点亮液晶屏，显示字符，并上下滚动，已通过测试-SCM control LCD driver chips UC1601S driver lit LCD screen, display characters, and scroll up and down, has been tested

profibus从站模拟量接口模块设计.rar-Profibus station analog interface module design. Rar

基于8051F020,目的：用PCF8574器件实现并口输入，输出操作-Based on 8051F020, Objective: To realize parallel PCF8574 device input and output operation

用AVR单片机实现的时钟芯片DS1302的SPI驱动，进行数据传输-With the AVR MCU clock chip DS1302 SPI-driven data transmission

可以从计算机向WINBOND516直接下载程序的源码，调试单片机用，可不用编程哭-can WINBOND516 from the computer directly to the download source code, debugging MCU use Programming can not cry

VHDl硬件描述语言实现单片机与cpld通信-VHDL hardware description language to achieve communication between SCM and CPLD

51单片机八位数码管显示初阶C程序，位选用的138译码器连接，压缩包里面有原理图-51 MCU 8 digital tube display elementary C program, optional 138-bit decoder connected, compressed packets inside diagram

nRF905开发，欢迎参考，演示了用905实现调频设计，程序用C51编写，特别具有可读性，