Brew拍照上传

基于RSSI的zigbee定位，通过多种算法和经验模型，多点定位，精度还不错。在cc2431平台上实现，可供参考和移植。

资源描述微机原理综合实验，VGA显示贪吃蛇游戏，基于NEXYS4的开发。

this a driver for the davicom ethernet controller DM9000. this driver help in developing pc or embedded system based controlling of ic dm9000.-this is a driver for the davicom ethernet controller DM9000. this driver help in developing pc or embedded system based controlling of ic dm9000.

ht1621驱动参考asm源码-ht1621 drive asm reference source

在纯C语言嵌入式开发环境下可以使用的双链表算法及相关调试接口函数。-double list using C language

采用CCID与计算机通讯的智能卡读卡器下位机代码，所有符合CCID规范的上位机均可使用。可用于了解CCID协议的下位机实现，及智能卡T0通讯的具体实现代码。可实现智能卡的ATR,PPS及其他读写命令。

motor speed by pwm this depond on that the pwm has t on and t off and t ther is a duty cycle that = ton / t this vary the average voltage across the moto-motor speed by pwm this depond on that the pwm has t on and t off and t ther is a duty cycle that = ton/t this vary the average voltage across the moto

使用STC15W4K系列MCU发出带死区的PWM波，占空比可调，可用于驱动半桥电路，BUCk，BOOST带同步整流的驱动。使用本代码前，请到STC官网下载STC15W4K系列的头文件，这里不给出。使用函数set_pwm()可设置占空比，使用前要先初始化init_pwm().在初始化函数里涉及到PWM引脚，PWM周期，初始电位，是否在二分之一duty处触发ADC，初始占空比设置，使用时可以参照数据手册按需求修改，这里只是一个实际的应用例程，希望有所帮助。

这是实验室在进行嵌入式开发的时候的首选，很多人都是从ucos开始的--A good choice to develop embedded system in laboratory.

采用9054做为板卡与计算机通信的媒介，ADSP21161作为运算器件的采集卡。该程序完成计算机通信。-Using 9054 as the board of the media and computer communications, ADSP21161 computing device as a capture card. Computer Communications completed the program.