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研究了以欧姆龙PLC为控制核心的温(网)室灌溉系统。采用VB6.0程序设计语言,在Windows环境下实现了上位计算机与PLC的串行通信,以实现上位机对下位机的监控和数据交换,该控制器能实现灌溉的定时和适时控制。实践证明,该控制器能满足温(网)室育苗的要求-to study the OMRON PLC for the control of the core temperature (network) room irrigation system. Using Visual Basic 6.0 p
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用Visual Basic开发GPS的串行通信程序,实现可视化
-Develops GPS with Visual Basic serial communication procedure
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Visual Basic, For serial Cable data transmite
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hard disc serial no deriver visual basic software application
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串口通信与测试应用技术实战详解六,七,十十一章源程序-Visual Basic communication and test technology
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Visual Basic与RS-232串行通讯控制-Visual Basic and RS-232 serial communication control
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本书从编程实践角度详细介绍了PC计算机Windows环境下、DOS环境下以及单片机的串口通信的基本方法,并根据当前串口与网络结合的发展趋势,给出了串口与TCP/IP网络、远程监控相结合的解决方案与详细程序实例。内容丰富、步骤详尽,初学Visual C++/Turbo C的读者也能很快编写出实用的串口通信程序。-Programming practices from the perspective of the book details the PC computer under Windows e
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Visual C++ 串口通信技术与编程实践, 串口通讯的各种方法和技巧,本书共分9章,包括数据通讯的基本概念,串口通讯标准基础知识,诸多串口编程的技术方案,包括控件,API等。-Visual C++ serial communication technology and programming practice, various serial communication methods and techniques, the book is divided into nine chapters
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利用VB中的MScomm控件读串口传过来的定位数据,-Utilize VB in MScomm controls read the serial pass over the positioning data,
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通过VB编程实现与RS232串口进行通信,本资料为PDF格式。-By VB programming and RS232 serial communication, the data in PDF format.
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主要介绍Modbus-RTU规约,并在分析其通信原理的基础上,结合一个应用实例给出了VB6.0编程环境下利用MSComm通信控件实现基于该规约的工控机与数字显示表之间的串口通信编程方法。
-Serial Communication Based on Modbus Protocol with Microsoft Visual Basic
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port controller is used in visual basic for serial communication
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SERIAL COM VISUAL BASIC
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本文档介绍了VB与RS-232串行通信控制的实现和方法-This document describes the implementation and methods of VB and RS-232 serial communication control
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visual basic control serial com
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The present paper describes the design of a cost effective, better resolution data acquisition
system (DAS) which is compatible to most of the PC and laptops. A low cost DAS has been designed
using PIC12F675 having 4-channel analog input with 10-
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