Location:
Search - amr v
Search list
Description: 本文首先介绍目前几种常见的自动抄表系统，分析它们各自的特点，然后重点介绍以太网抄表系统及其控制器的设计与实现。第一章介绍国内外自动抄表技术的发展状况 第二章分析抄表系统的结构，对其上/下层通讯方式进行了详细的描述，比较了不同通讯方式的优缺点 第兰章专门就以太网为通讯方式的抄表系统进行介绍，指出它是一种很有发展前途的抄表手段 第四章和第五章详细介
绍以太网抄表系统中控制器的设计，分为硬件和软件两方面，对来用的微处理器(ARM芯片)和嵌入式操作系统(uClinux )也都有详细的介绍。最后，第六章指出本系统设计中的技术难点以及抄表技术今后的发展趋势。
-This paper introduces some common automatic meter reading system, analysis of their respective characteristics, Then highlight meter reading system and its Ethernet controller design and implementation. The first chapter is devoted to domestic and international automatic meter reading technology development in the second chapter analyzes the structure of meter reading system, its on / lower forms of communication are described in detail, Comparison of the different forms of communication-the advantages and disadvantages of the first chapter on Ethernet for communication of meter reading system will be introduced. that it is a very promising means of meter IV and V detailed Ethernet Meter System Controller design, hardware and software into two, right to the use of the microprocessor (ARM c
Platform: |
Size: 3817036 |
Author: 李威 |
Hits:
Description: 本文首先介绍目前几种常见的自动抄表系统，分析它们各自的特点，然后重点介绍以太网抄表系统及其控制器的设计与实现。第一章介绍国内外自动抄表技术的发展状况 第二章分析抄表系统的结构，对其上/下层通讯方式进行了详细的描述，比较了不同通讯方式的优缺点 第兰章专门就以太网为通讯方式的抄表系统进行介绍，指出它是一种很有发展前途的抄表手段 第四章和第五章详细介
绍以太网抄表系统中控制器的设计，分为硬件和软件两方面，对来用的微处理器(ARM芯片)和嵌入式操作系统(uClinux )也都有详细的介绍。最后，第六章指出本系统设计中的技术难点以及抄表技术今后的发展趋势。
-This paper introduces some common automatic meter reading system, analysis of their respective characteristics, Then highlight meter reading system and its Ethernet controller design and implementation. The first chapter is devoted to domestic and international automatic meter reading technology development in the second chapter analyzes the structure of meter reading system, its on/lower forms of communication are described in detail, Comparison of the different forms of communication-the advantages and disadvantages of the first chapter on Ethernet for communication of meter reading system will be introduced. that it is a very promising means of meter IV and V detailed Ethernet Meter System Controller design, hardware and software into two, right to the use of the microprocessor (ARM c
Platform: |
Size: 3816448 |
Author: 李威 |
Hits:
Description: 实现录音，播放，以及Socket的上传和下载-public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState)
setContentView(R.layout.main)
recordButton = (Button) this.findViewById(R.id.Button01)
stopButton = (Button) this.findViewById(R.id.Button02)
playButton=(Button)this.findViewById(R.id.Button03)
stopPlay=(Button)this.findViewById(R.id.Button04)
// 录音按钮点击事件
recordButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
File file = new File("/sdcard/"+ "CC"+ new DateFormat().format("ccccMMdd_HHmmss",Calendar.getInstance(Locale.CHINA))+ ".amr")
Toast.makeText(getApplicationContext(), "正在录音，录音文件在"+file.getAbsolutePath(), Toast.LENGTH_LONG)
.show()
Platform: |
Size: 36864 |
Author: yao jinling |
Hits: