基于SHT71数字温湿度传感器的采集实现，89c51

实现ATmel公司的支持SPI总线的存储芯片AT45DB011B的存取操作，kei c编写环境-Realize Atmel

NRF24l01无线232通信 程序代码 C51 接收-NRF24l01

用SD模式读SD卡的代码,写功能尚未实现,希望能给您一点帮助!-SD mode with SD card code reading and writing function has not yet been achieved, I hope to give you a little help!

在ICD做lcd显示时钟演示程序，汇编源代码， 学用液晶的可以参考参考。-done in ICD LCD display clock demonstration program, the compilation of source code, study LCD can refer to the reference.

基于ARM7开发系统的触摸屏校准程序，代码中有详细的中文注释，方便用户移植……-ARM7 development system based on the touch screen calibration procedures, a detailed code of the Chinese Notes user-friendly transplantation -ARM7 Development System Based on the touch screen calibration procedure, the code in detail the Chinese notes, user-friendly transplantation ... ...-ARM7 development system based on the touch screen calibration procedures, a detailed code of the Chinese Notes user-friendly transplantation

详细介绍了AD7490的性能和参数，对用AD7490来开发定位系统的工作是很有作用的。-AD7490 detailed performance and parameters of the AD7490 used to develop the work positioning system is very effect.

320240液晶的程序 430f149调试通过-320240 LCD 430f149 debug procedures through

PXA270平台的键盘应用程序代码~~~~实现4*4键盘全功能-PXA270 platform application code keyboard ~ ~ ~ ~ to achieve 4* 4 full-function keyboard

用ATMEGA8开发的MMC程式,可用AVR-GCC开发-with ATMEGA8 development of the MMC programs, available AVR-GCC Development

基于avr（mage16）的bootload实验范例，使用winavr编译。-Based on the avr (mage16) Experimental example of the serial port, use the compiler winavr.