搜索资源列表
rs485(full)
- 一个外国人写的rs485串口通信程序,有原理图和源代码,全面实现了485协议-a foreigner writing RS485 serial communication procedures, schematic and source code, the full realization of the 485 agreement
PC与单片机的RS485源程序(VB+ASM编写)
- RS485通信程序,主机和从机都有了,现成的东西可以直接应用在你的开发中,PC程序用VB编写,485多机通讯是ASM的。-RS485 communication procedures, and from the host machine has a ready-made things can be directly used in your development, the PC using VB preparation procedures, more than 485 machine com
multi RS485的简单现场总线通信系统设
- 基于RS485的简单现场总线通信系统设计,功能如下:单发单收,在发送状态,能够连续发送从0到99的数字; 单发单收,在接收状态,能够接收数据,并在数码管上正确地显示出来; 单发多收,在AB完成的基础上,接上多个接收设备,能够正确发送和接收; -Based on a simple RS485 field bus communication system design, the following functions: single single collection, send
TestDELTA.rar
- 用于测试台达变频器RS485通讯的一个测试工程,详细介绍了基本的参数设置,通讯方法。,for testing in Taiwan RS485 converter of a communications test works, detailing the basic parameter setting, communication methods.
VHDLRS232_RS422.rar
- VHDL写的RS232和RS485通信代码,很基础的一个工具,VHDL written RS232 and RS485 communication code, it is a tool based on
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.
RS485-communication
- RS485的一个非常好的程序,MODBUS通讯协定及RS485介面通讯模式-RS485 is a very good program, MODBUS communication protocol and RS485 interface mode
C51-RS485
- 此程序是一份单片机与PC的485通讯程序,通过此程序,可检测单片机485铜须是否正常,在PC端发送数据通过单片机返回相同数据,即为正常.-This program is a microcontroller and the PC 485 program, this program can detect single-chip 485 copper to be normal in the PC sends data through the microcontroller returns the sa
uart
- 一个rs485的小程序,已经调试成功。 -A small RS485 procedures, has been successful debugging.
10_RS485
- 基于STM32F103的RS485通讯小例子,这个例子通ST公司发布的一致,具有很高的参考意义。-STM32F103 based on a small example of the RS485 communications, ST pass this example of the same companies, a high reference value.
RS485
- 基于单片机PIC30F系列的RS485通信程序 完成多个单片机的串行通信-PIC30F series based on single chip RS485 communication program completed a number of single-chip serial communication
RS485
- 介绍了一种用RS485构成的总线型的数据采集系统,包括上位机PC一台和下位机AT89C52单片机若干,下位机可以进行单独测量,也可以与上位机组成网络进行远程测量,整个系统使用灵活方便,具有很大的实用性。-Introduction of a composition using RS485 bus-based data acquisition system, including the Host PC Units 1 and the next bit plane number of AT89C52
rs485
- RS-485无线通信电路图 需要的朋友来-RS-485 wireless communications circuitry needed to see a friend
Atmega8_RS485
- 利用AVR单片机--atmega 8设计485通讯C程序,同时,以20个字节为一个数据包进行发送和接受-Using AVR microcontroller- atmega 8 Design 485 C program, while 20 bytes for a packet to send and receive
09-RS485
- msp430 c语言开发利用德州仪器公司的最新的低功耗微型控制器MSP430的1系列的开发程序-msp430 c language development using the latest Texas Instruments MSP430 low-power micro-controller of a series of development programs
RS485
- linux下,简单的串口收发通讯。串口配置在主函数中修改。-linux, a simple serial communication transceiver.
RS485
- RS485协议,在工业控制等环境中,常会有电气噪声干扰传输线路,使用RS-232 通讯时经常 因外界的电气干扰而导致信号传输错误;另外,RS-232 通讯的最大传输距离在不增加缓冲 器的情况下只可以达到15 米。为了解决上述问题,RS-485/422 通讯方式就应运而生了。-RS485 protocol, in the industrial control environment, often have a transmission line of electrical noise in
RS485云台控制
- 在linux环境下通过RS485串口实现对云台镜头的各种控制(包括摄像头的打开,关闭,各个方向的运动及运动速度,预设点,自动扫描,变倍,调焦,光圈,视角宽窄等等的各项控制)。(In the Linux environment through the RS485 serial port to achieve a variety of PTZ camera control (including camera open, closed, movement and movement speed, eac
1-2-26-RS485通信测试程序
- RS232,RS485是一个物理接口,简单的说是硬件。也可以说是一种通信接口。MODBUS是一种国际标准的通讯协议,用于不同厂商之间的设备交换数据(一般是工业用途);所谓协议,也可以理解为有人说的“语言”吧,简单的说是软件(RS232, RS485 is a physical interface, in short, hardware. It can also be said to be a communication interface. MODBUS is an international
RS485基本通讯原理 接收
- 串口通信 rs485: 485 与 232 使用相同软件协议,是半双工,需要有2套开发板对发测试,或者使用另外一个485设备配套,这里提供测试程序(Serial communication RS485: 485 and 232 are half duplex using the same software protocol, requiring 2 sets of development boards to test the hair, or using another 485 devi