Development environment, the use of ads 1.2 Developer Edition s3c2440 array usin...

此程序为AD9850（DDS）直接数字频率合成器C语言源码。用125M的有源晶振，频率无失真输出可达到40M。该程序包括FYD12864LCD显示程序加4X4矩阵键盘扫描，可步进1M，1K，和任意频率输入。及相位设置。-This procedure for the AD9850 (DDS) Direct Digital Frequency Synthesizer C language source code. With 125M active crystal, the frequency output can be achieved without distortion 40M. The process includes the display program FYD12864LCD plus 4X4 matrix keyboard scanning, may be stepping 1M, 1K, and arbitrary frequency input. And phase settings.

at89c51 读取写入24c64的C源代码-24c64 read write AT89C51 the C source code

本程序又是一个单片机的简单例程，含电路图及C程序，可参考-This procedure is a simple and routine single-chip, including circuit diagrams and C procedures, can be found! !

用此源代码，可以用于继电器测试仪的开发，通过继电器测试仪可以测试继电器的状态等-Use this source code, can be used to relay tester development, through the relay tester can test the status of relays, etc.

PID方面的资料-PID information

液晶屏显示程序，主要对各按键处理做了很好的处理，可随意改动各按键，通讯采用MODBUS ASCII 可以控制台达变频器的起停及速度控制-LCD display program, the main keys to deal with a very good, may be arbitrarily changed the keys, communications using MODBUS ASCII converter can console cease and the speed control

2300时钟芯片的读写函数。主要说明SD2300时钟的应用-2300 clock chip to read and write function. The main clock SD2300 Application Note

89C52单片机12M晶振下DS18B20温度传感器测量温度应用子程序源码-89C52 microcontroller 12M under DS18B20 crystal temperature sensor temperature measurement applications subroutine FOSS

基于ATmega8的数控电源 包括显示 扫描 转换等详细的源程序-NC-based ATmega8 power, including details such as display scan conversion source

在ARM7上调试通过的金鹏串行12864程序，内含ARM自带的实时时钟RTC，可直接在12864显示-In the ARM7 debug serial 12864 Jinpeng adopted procedures, including ARM s own real-time clock RTC, can be displayed directly on 12864