PHilips 4路A/D+1路D/A芯片控制C程序

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

开发硬件电路需要用到液晶显示模块1602的用户必备。调试实验源程序第五部分。-Hardware needed to develop liquid crystal display module 1602 required the user. Part V of the experimental source code debugging.

LCD 显示变量的功能 字符很简单 显示变量要一位一位的-LCD display features variable characters is very simple to show that a one variable

一种基于KA3525的单片机辅助PWM控制电源电路,设计了一种基于该电流型PWM控制芯片、单片机辅助、实现输出电压可调的稳压电源电路-KA3525-based PWM control of single-chip auxiliary power circuit design based on the current-mode PWM control chip, single-chip support, to achieve an output voltage adjustable regulated power supply circuit

多年工作有关PCB绘图的总结，适合初学者学习-Years of work-related summary graphics PCB, suitable for beginners to learn

直流电机PWM调速的单片机控制-PWM DC Motor Speed Control of Single Chip

利用8051单片机实现对1602液晶显示器驱动，实现时钟功能。-8051 to realize the use of liquid crystal display driver 1602, realize the clock function.

keil里面的例子，看看把-example, to see if the he

介绍了集成温度传感器AD590，给出了AD590测量热力学温度、摄氏温度、两点温度差、多点最低温度、多点平均温度的具体电路，并以节能型温、湿度控制系统为例介绍了利用AD590测两点温差电路的应用。-Introduced an integrated temperature sensor AD590, given AD590 measuring thermodynamic temperature, Celsius temperature, two temperature difference, multi-point minimum temperature, average temperature of the specific multi-point circuits, and to energy-efficient temperature and humidity control system as an example, introduced the use of two AD590 temperature measurement circuit applications.