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RS485
- 本文从实例任务开始，从原理分析、设计思想开始着手，然后给出源程序，形成一个完整的设计开发实例。-This instance of the task from the beginning, from the principles of analysis, design ideas started, then give the source, to form a complete design and development examples.
voice-enabledmulti-channel
- 本系统实现了一种具有语音播报、语音提示的高性能、高智能的实用型远距离多 路数据采集系统。 关键词： SPCE061A，RS485 -The system achieved a voice broadcast, voice prompts, high-performance, high intelligence, practical long-range multi-channel data acquisition system. Key words: SPCE061A, RS485
NetworkRS485
- It is a network rs485 with a master and three slaves. The CPU is 8051. The program is written in assembler. The transmission series (except the teacher) is realized using interruptions. The task of the slaves: RTU1: It measures voltage of a potentiom
address
- Its a Lamda Power Supply. Here each program illustrated how to control the equipment remotely through a RS232/RS485 Cable from a remote system. These programs are developed in LabVIEW 7.1. LabVIEW is a Product & Trademark of National Instruments(NI).
usart
- 这是一个 串口通讯程序,用于RS232 或RS485等。-this is a usart program ,use for 232 or rs485 ,etc
DLLpullsdk
- PullSDK接口支持TCP/IP和RS485通信协议，并支持UDP广播方式搜索门禁控制器及修改门禁控制器的IP地址、子网掩码、网关。 PullSDK接口使用C语言开发，对数据通讯做了高度优化，使其成为一个简洁高效的访问接口。 PullSDK接口在设计开始参考了SQL，但更考虑到业务中最常用的模型，是精心提炼出来的一组接口，做到了设计、实现、使用三方的平衡 -PullSDK interface supports TCP/IP and RS485 communication proto
MAX485-chinses
- RS485接口协议，较详细的说明了485协议的具体定义原则，和编程注意事项-RS485 interface protocol, a more detailed descr iption of the 485 agreement specifically defined principles and Programming Considerations
RS485-V4
- LabVIEW8.6环境下，可发送和接收帧头+modbus报文+帧尾的数据。程序易于修改，含有多态函数，子函数及一个交流负载通信的实例函数。-LabVIEW8.6 environment, can send and receive tail frame head+ modbus message+ frame data. Easy to modify, the program contains polymorphic function, communication function and a a