行列键盘扫描,不同的I/O口,具有很大的参考价值

IAR MSP430F149 12位AD程序-IAR MSP430F149 12 AD procedures

一个ARM7的应用程序-an ARM7 applications

4*4键盘控制程序 //分三个部分，数字键部分，小数点，方向键部分，功能键(ok)部分。可以在不同的页面调// //用相应的功能实现菜单操作。 方向键部分///////////////////////////////////// //无返回值，无输入参数，用到全局变量page_number,xposition,yposition,scroll_value// -4* 4 keyboard control program// is divided into three parts, part number keys, decimal point, the arrow keys of the function keys (ok) part. Can be adjusted in different page//// using the corresponding menu realize the functions of the operation. Part of the arrow keys /////////////////////////////////////// no return value, no input parameters, use global variables page_number, xposition, yposition, scroll_value//

STM32 开发板例子:tamper. 开发环境:Keil For ARM-STM32 development board example: tamper. Development Environment: Keil For ARM

一个uCOS-II下的tcpip协议栈实现，可用于嵌入式系统的网络应用开发-a uCOS-II under the TCPIP stack, which could be used in embedded system development of network applications

用于转换曼彻斯特编码的波形显示，可用16进制方式转为曼彻斯特编码，也可以将曼彻斯特编码转为16进制，分析波形非常好的工具，使用非常方便。-conversion Manchester encoding for the waveform, can be 16 to 229 Manchester encoding method, Manchester can also be coded to 16 229, waveform analysis of very good tools, very convenient.

串行flash芯片应用程序 25vf020-Serial flash chip applications 25vf020

ARMUSBsourceCode 利用ARM 微处理器技术和USB HOST进行读写U盘的开发代码-ARMUSBsourceCode the use of ARM microprocessor technology and USB HOST to read U disc development code

pci规范的v2.2版本,虽然可以在很多地方找到,但是这里好像没有.-pci standard v2.2 version, although it may be found in many places, but not like here.

使用硬件I2C对E2PROM进行操作，利用中断方式操作。-use of hardware I2C E2PROM to operate, using interrupt operation.