基于ARM7的GPRS实验代码(LCD320,键盘,I2C总线)

单片机控制ad7705的程序，给需要的朋友-AD7705 single-chip control procedures to the needs of Friend

enc28j60的驱动， 通过ping命令来测试enc28j60是否连同 -enc28j60 drive through ping command to test whether or not together with enc28j60

avr单片机，4*4键盘源程序-avr microcontroller, 4* 4 keyboard source

包内含有关于ipod mp3透反式1.46 tft液晶屏的avr示例程序和液晶屏转接板的protel原理图和pcb图。-Packet containing information on trans-ipod mp3 permeability 1.46 tft LCD screen avr sample procedures and LCD screen adapter plate Protel schematic and pcb Fig.

PIC16F877控制DS1302时间芯片 ds1302时间芯片-PIC16F877 chip control DS1302 time ds1302 time chip

本文章介绍了一种AD值的线性化方法。可以应用于单片机系统的设计开发当中。在系统的硬件设计方法上，使用温度补偿的方法，使得AD转换值可实现线性化，从而可以减少了单片机软件开发当中进行非线性数据的线性化处理。-This article introduces a AD value of the linear method. Can be applied to the design of single-chip microcomputer system development. The system

单片机最小系统，两位LED数码管由串口输出接两个164驱动，Lout,Rout为左右声道输出，SET， ALT0， ALT1为三个按键，也可自己在开始的I/O定义改成你想用的I/O口；12M晶振，若用89C51则只可装下约14首歌曲，用89C52则可装下近40曲-The smallest single-chip system, the two LED digital tube by the serial output driver 164 then two, Lout, Rout output for the left and right channels, SET, ALT0, ALT1 three buttons can also be their own at the beginning of the I/O definition change you want to use the I/O port 12M crystal, if one uses a 89C51 only loaded about 14 songs can be loaded with 89C52 under near 40

用单片机产生一个振荡信号时，可以用此工具计算器欲求频率时装入的初值-have an MCU oscillation signal, you can use this tool to materialize frequency fashion calculator to the initial value

这是单片机MS-51双字节带符号数除法扩展子程序-This MS-51 with two-bit symbols divider expansion subroutine! !

用MAX7221驱动数码管的实例源码，并在硬件上调试通过 。-MAX7221 LED driver with examples of source code, and hardware debugging through.