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读书啊 PPC用 可是简单方 但离开国际 大风 -asfhg aksdjgfasksdhfkhs
- 2022-07-07 03:54:23下载
- 积分:1
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通用无线分组业务(GPRS) 是一种基于全球移动通信系统(GSM) 的无线分组交换技术, 提供
端到端的、广域的无线IP 连接, 具有永远在线等特点。介绍了...
通用无线分组业务(GPRS) 是一种基于全球移动通信系统(GSM) 的无线分组交换技术, 提供
端到端的、广域的无线IP 连接, 具有永远在线等特点。介绍了基于GPRS 网络的数据终端单元
(DTU) 。该单元是由以ARM芯片S3C44B0X 和GPRS 模块G20 为核心的硬件和软件组成。在概括
工业GPRS 监控系统构成的基础上, 介绍了GPRS DTU 硬件设计, GPRS DTU 软件是由μC /OSⅡ操
作系统、TCP / IP 协议、点对点协议组成。该单元使用户通过GPRS 网络实现用户设备和用户数据
中心之间的数据传输-General Packet Radio Service (GPRS) is based on Global System for Mobile Communications (GSM) wireless packet switching technologies to provide end-to-end, wide-area wireless IP connection, with always-on and so on. Presented data based on the GPRS network terminal unit (DTU). The unit is the ARM chip from S3C44B0X and GPRS Module G20 as the core hardware and software components. In the summary of the industrial composition of GPRS monitoring system based on GPRS DTU introduces hardware design, GPRS DTU software by μC/OS Ⅱ operating system, TCP/IP protocol, the composition of point-to-point agreement. The unit allows users to users through the GPRS network equipment and user data between the data center
- 2023-04-28 11:25:04下载
- 积分:1
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不可多得的xml学习资料
不可多得的xml学习资料-rare xml learning materials
- 2023-01-15 20:50:04下载
- 积分:1
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This is a "simple terms Android" book s source code
这是《深入浅出Android》书的源代码-This is a "simple terms Android" book s source code
- 2022-01-26 07:54:36下载
- 积分:1
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这本书是关于C陷阱与缺陷的,对想进一步熟悉c语言的人来说,这是一本不错的读本。...
这本书是关于C陷阱与缺陷的,对想进一步熟悉c语言的人来说,这是一本不错的读本。-This book is about C traps and defects, the right would like to become more familiar with c language, people, this is a good readers.
- 2022-04-27 05:39:44下载
- 积分:1
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实现彩灯定时一秒循环移动,c编的
很好的,简单,易懂,初学者必读...
实现彩灯定时一秒循环移动,c编的
很好的,简单,易懂,初学者必读-Lantern from time to time to achieve a second cycle of the mobile, c for the good, simple, easy to understand, must-read for beginners
- 2022-03-12 13:05:17下载
- 积分:1
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三级的联系题,联系后应该可以过了三级
请认真阅读您的文件包然后写出其具体功能...
三级的联系题,联系后应该可以过了三级
请认真阅读您的文件包然后写出其具体功能-Title three links, contacts should be able to have a three-Please read your package and then write their specific function
- 2023-02-19 16:00:04下载
- 积分:1
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C international standards of a reference book is worth looking at, programmers m...
C++国际标准 一本值得一看的参考书,程序员必备-C international standards of a reference book is worth looking at, programmers must
- 2023-08-06 18:15:04下载
- 积分:1
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上传本数电教程,全书包括六章,分别有绪论、数制码、数字电路、组合电路、时序电路、存储器。希望给大家帮助...
上传本数电教程,全书包括六章,分别有绪论、数制码、数字电路、组合电路、时序电路、存储器。希望给大家帮助-From the number of electrical tutorials, the book includes six chapters, respectively, Introduction, a number of system codes, digital circuits, combinational circuits, sequential circuits, memory. I hope to help everyone
- 2023-08-12 10:00:04下载
- 积分:1
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Proteus simulation software that the library, as well as the shortcut descriptio...
仿真软件proteus的库说明,以及protel99se的快捷键说明。-Proteus simulation software that the library, as well as the shortcut description protel99se.
- 2022-03-29 09:58:35下载
- 积分:1