单片机开发实例 很有用 是五十一的单片机 只要有c语言基础就可以上手...

独立式按键扫描并在一个LED数码管上显示相应的编号。-Stand-alone scan button and a LED digital tube display on the corresponding number.

这是一个holtek单片机HT47R20_A读写at24c01的子程页，具有分页读写功能。-This is a HOLTEK SCM HT47R20_A literacy at24c01 the son-page tabs with read and write capabilities.

非常好用的大容量EEPROM存储器，带2线或3线SPI接口，带128字节高速缓存。-very handy, large capacity EEPROM memory, with two lines or three-wire SPI interface, with 128 byte cache.

串口多机通讯Ｃ５１程序，经过实际验证- The string mouth machine communications C 51 procedures, pass through actually confirm

4×4矩阵键盘，当我们按那个键时吧键值显示在数码管上，并把建值发送到PC机；-4 × 4 matrix keyboard, when we press that button when you key in the digital tube display, and to build value is sent to the PC machine

插在usb上使用的声卡的原理图,器件少,简单实用

在需要计算的设计中，诸如：收款机、计算器等经常遇到2位小数的处理，简单的处理方法就是将数据乘以100后存储、处理，现提供一函数用于6字节除以100的n次方-calculated in the design, such as : cash registers, calculators often encountered two decimal treatment, the simple approach is to be multiplied by 100 after the data storage, processing, we provide a function to 6 bytes divided by the n-th 100

c8051f020单片机以太网SRAMis62lv2568程序-C8051f020 SCM procedures Ethernet SRAMis62lv2568

开发流程-Development process

本源代码用于使用ATMEL公司的AT89C51芯片实现硬件mp3，其中包括有特色的mp3解码算法和U盘功能读写程序。-Source code for use ATMEL Corporation AT89C51 chip hardware mp3, have characteristics which include mp3 decoding algorithm and U disk function to read and write procedures.