调整手机背景，色彩，调通手机界面或者制作3D动感界面

这是arm92440的脉宽调制（pwm） 适合初学者使用-Arm92440 This is the pulse width modulation (pwm) Suitable for beginners to use

nRF24E1多发单收，接收程序。原理，切换接收频率。-nRF24E1 multiple single-admission, to receive the procedure. Principle, to switch the receiving frequency.

pcb设计集锦，内涵一些重要的有关protel99se布板的经验-Collection pcb design, meaning a number of important experiences related to protel99se layout

主要是关于无线模块：nrf401和ptr200的资料-Mainly on the wireless module: nrf401 and ptr200 information

用DS18B20设计的数字温控仪，可调整输出PWM脉宽。有Protues仿真-With DS18B20 designed digital temperature controller, adjustable output PWM pulse width. There Protues Simulation

profibus TO RS485 profibus TO RS485

汽车行驶记录仪的数据初始化组件，主要通过RS232串口或者USB口写数据到单片机，详细协议及数据格式参见国标的相关文件，该系统已经通过的国家公安部的标准检测-Vehicle Data Recorder initialization components, primarily through the RS232 serial or USB port to write data to the microcontroller, detailed agreement and data format See National Standard document, which has been adopted by the Ministry of National Standard Test

采用IAR在线调试ADI公司基于ARM7内核的ADUC7026的DAC代码-IAR debug using online ADI Corporation ADUC7026 based on ARM7 core of the DAC code

Linux下51汇编器的设计及实现-Linux compilation of Design and Implementation

美的的一个吸尘器程序 -The United States, a vacuum cleaner process