电路板布线设计，快速优化，通道布线算法

使用的同步串行三线SPI 接口，可以方便的连接采用SPI 通信协议的外围或另一片AVR 单片机，实现在 短距离内的高速同步通信。ATmega128 的SPI 采用硬件方式实现面向字节的全双工3 线同步通信，支持主 机、从机和2 种不同极性的SPI 时序，通信速率有7 种选择，主机方式的最高速率为1/2 系统时钟，从机方式 最高速率为1/4 系统时钟。-Use three-wire SPI synchronous serial interface, can be used to facilitate the connection of the external SPI communication protocol or another chip AVR microcontroller, realize in the short distance high-speed synchronous communication. ATmega128

LUMINARY ARM的PWM代码（带死区控制）-LUMINARY ARM code of PWM (with dead-zone control)

用MSP430F149的普通输入输出口模拟SPI，读写FM25l256铁电的测试程序。-MSP430F149 with ordinary analog input and output mouth SPI, literacy FM25l256 ferroelectric testing procedures.

在Keil uVision3环境下开发的，用12864显示图片和字符和汉字程序-Keil uVision3 environment in development, and show pictures and 12,864 Chinese characters and procedures

时钟ic DS1302的驱动程序。开发环境是在c51下。希望给大家做个参考。-clock ic DS1302 the driver. The development environment is under decoder. We hope to be a reference. Thank you! !

Motorola公司单片机MC68HC908实现SCI功能的实例程序,C语言在Code Warrier集成环境中编写。-Motorola MCU MC68HC908 companies achieve SCI function of the sample program, C language in the Code Warrier prepared integrated environment.

eeprom24c02程序代码，经测试可以使用，分享一下-eeprom24c02 program code, have been tested can use, share

是一款开发板的外围电路试验程序(附有原理图) -Is a development board of the external circuit testing procedures (with schematic diagram)

用AT89C51制作的99秒跑马表，适合初学者学习单片机-AT89C51 produced with 99 seconds Happy tables, suitable for beginners to learn single-chip

1602LCM液晶显示屏的驱动函数和实例-1602LCM LCD driver functions and examples