从终端读入要编码的字符串，对所输入的字符串进行频率统计并建立哈夫曼树。 输出每个字符的编码。 根据已有的各个字符的编码，输入一段正确的电文，然后对输入的...

ppt 软件工程 好好用吧 很好用的 呵呵 下载吧-ppt for se it is useful please download it

AT24C512是ATMEL公司新近推出的具有I2C总线容量达512Kbit（64K×8）的E2PROM，该芯片的主要特性如下：存储容量为65536byte；与100kHz、400kHz、1MHzI2C总线兼容；100000次编程/擦写周期；单电源、读写电压为1.8V～5.5V；ESD保护电压>4kV；数据可保存40年；写保护功能，当WP为高电平时，进入写保护状态；CMOS低功耗技术，最大写入电流为3mA；128byte页写入缓存器；自动定时的写周期；具有8引脚DIP及20引脚SOIC封装等多种封装形式。-ATMEL Corporation AT24C512 is a newly launched I2C bus has a capacity of 512Kbit (64K × 8) of the E2PROM, the chip s main characteristics are as follows: storage capacity for 65536byte with 100kHz, 400kHz, 1MHzI2C Bus compatible 100000 times Programming/rub write cycle single-supply, read and write voltage of 1.8V ~ 5.5V ESD voltage protection> 4kV data can be stored for 40 years write-protect function, when WP is high when entering the write-protected status CMOS low-power technology, Maximum write current of 3mA 128byte page write buffer auto-timing write cycle with 8-pin DIP and 20-pin SOIC package and other packages.

你好。这段源代码告诉我们如何在没有外部芯片的情况下生成dtmf音

生物电信号采集器的PC程序，主要是数据接收和显示-PC codes for bioelectrical signal acquisition device, data transmition

vc2005开发程序在xp下运行时一些经验。-vc2005 development program in xp some experience under the run-time.

几篇关于游戏场景管理的方法介绍，其中包括二叉树、BSP树的详细内容。-few scenes management of the game on the way, including the binary tree, the BSP tree in detail.

看看就知道了，我不要再说了，你门也真是的高个什么软件来见空，我高了盘天都夏布了程序-Look know, I do not want to say, you really have high gate what software to see empty, I set high grass cloth every day of the procedure

1. 直接插入排序 2. 折半插入排序 3. 希尔排序 4. 起泡排序 5. 快速排序 6. 选择排序 7. 堆排序-1. Direct insertion sort 2. Binary insertion sort 3. Shell sort 4. Bubble sort 5. Quicksort 6. Sorted by 7. Heap Sort

软件基础的讲演报告(1)，华北电力大学的李中教授的，讲的很不错-software based on the lectures (1), North China Electric Power University Professor Lee, said very good!

ExtJS实用开发指南.chm 很详细，很实用，谁用谁知道-ExtJS practical development guide. Chm