C89c51 usb driver, realizing the usb serial transfer function provides a virtual...

C8051F020 东软电力载波集中器命令处理程序-C8051F020 Neusoft Power Line Carrier for order processing

应用背景本代码是属于智能家居的一部分，实现窗帘的控制，本代码适合初学z-stack的同学。想学习智能家居的初学者可以看看该源码，同时想学习zigbee协议或者是z-stack协议栈下开发的同学也可以看看。关键技术本工程是基于ti的z-stack协议栈，该协议栈是遵循zigbee2007协议的，该工程实现窗帘的控制，该源码是基于z-stack协议栈的，所以很适合想学习z-stack协议栈的同学。本源码是使用在以cc2530芯片为mcu的开发板上的。同时本源码也会涉及到一些电机控制的源码。

Arduino two LED colour mixing

fieldII声场仿真工具包，内涵users_guide，典型的问题解答及相关文献-fieldII sound field simulation tool package, including users_guide, the typical questions and related literature

应用背景本软件代码是用STM32F4+RA8875未硬件平台做的一个图像显示的一个代码，为STM32F4初学者提供的一个入门级代码。关键技术图像显示原理，RA8875驱动，STM32F4xx处理器初识，7寸TFT LCD屏显示原理学习。

用Proteus显示一个从0-9的由数码管构成的键盘（用开关按键控制数字显示）-Proteus and asm

基于单片机AT89S52的LCD液晶显示程序-Based on MCU AT89S52 the LCD liquid crystal display procedures

V4L2的源代码，用于支持v4l2接口的音视频设备的正常工作。-V4L2 source code, used to support the v4l2 interface of the audio and video equipment working properly.

i2c 总线的时序和读写 i2c 总线的时序和读写 i2c 总线的时序和读写 -i2c bus read and write timing and the timing and i2c bus i2c bus read and write and to read and write timing of the timing and i2c bus i2c bus read and write and to read and write timing

The RTM660-850 is a single chip frequency generator for INTEL 850 chipset Clock Synthesizer Driver Specification. The clock chip provides standard serial bus for programming device function. Base on the function above, the spread spectrum can be enable for reducing EMI.