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MCU-modbus
- 在51单片机上串口服务器,实现Modbus协议栈,支持232和485链路,并将单片机串口扩展至5个。-51 single-chip serial servers, Modbus protocol stack to support the 232 and 485 link, and single-chip serial port expansion to 5.
Labview-serial-port
- 介绍和编程: 1,什么是串口? 2,什么是RS-232? 3,什么是RS-422? 4,什么是RS-485? 5,什么是握手? -1. Overview of Serial Bus 2. Connecting and Setting up a Serial Instrument Control System 3. How to Create a VISA Resource for the Instrument in MAX 4. Instrument C
DDS
- 基于AD9833的DDS模块EDA设计(vhdl)-serial(485 or 232)
Modbusform
- Modbus协议最初由Modicon公司开发出来,在1979年末该公司成为施耐德自动化(Schneider Automation)部门的一部分,现在Modbus已经是工业领域全球最流行的协议。此协议支持传统的RS-232、RS-422、RS-485和以太网设备。许多工业设备,包括PLC,DCS,智能仪表等都在使用Modbus协议作为他们之间的通讯标准。有了它,不同厂商生产的控制设备可以连成工业网络,进行集中监控。-Modbus agreement at first by Modicon comp
RS232-RS485
- 简单的232转485电路图,看完之后也许对你有启发。-Simple 232 to 485 circuit diagrams, and after reading, perhaps you have inspired.
16LUIO
- 实现了中控主机的IO扩展功能!利用232或者485通讯,应用灵活,方便。-I DO NOT KNOW HOW TO DELL WITH IT .
uart
- AVR M16 串口测试程序可用于测试485和232收发通信-The AVR M16 serial test program can be used to test the 485 and 232 send and receive communications
CTestCom485
- 两路继电器开发板485转232串口通信程序代码-Two-way relay boards 485 to 232 serial communication code
485-232
- 将从RS485端口接收到的数据通过RS232端口发送出去 微处理器为msp430f149-From the RS485 port of the received data is sent via the RS232 port microprocessor as msp430f149
485Communication
- 485通信和232有什么区别,程序上有什么不同?这里有我整理的最全的资料,希望能有用。-485 communication and 232 procedures What is the difference? Here I am finishing the most complete information, hoping to be useful.
SUPERCOM
- The SuperCom Serial Communication Library is a programer s library used to develop serial communication applications.The functions are grouped logically with respect to their functionality and portability. Some of the SuperCom API functions are spe
2013011409212871795
- WIFI/485/232控制16路继电器板使用说明V1.0 无锡比利特科技有限公司 2012-Control 16 relay board in WIFI/485/232 Help the V1.0 no Xibilite Technology Co., Ltd. 2012
blauxe_4v8b_2d1e
- 4路数据光端机,光纤传输485或232数据控制球机云台,经过验证无问题-four data link
MemoryArr_threeModbus
- Modbus 通讯协议,可以应用在触摸屏与PLC之间通讯,232与485都可以通用。-Modbus communication protocol can be used to communicate between the touch screen and PLC, 232 and 485 can be common.
Motion-lpc1768
- 芯片型号:lpc1768 编译环境:Keil 实现功能:232通讯、18B20温度采集、LTC6803电压采集和电流采集、flash驱动、定时器、485通讯、FM25V05铁电存储芯片驱动等。-Chip Model: lpc1768 Compilation environment: Keil Achieve functional: 232 Communications, 18B20 temperature acquisition, LTC6803 voltage acquisit
232-to-485
- 51单片机实现的串口中断接收程序,接收上位机发来的数据,中断服务程序。-MCS-51 microcontroller serial port interrupt receiving process, the host machine data is received, the interrupt service routine.
usbzhuang
- USB转232与485模块驱动程序 其中有源代码和上位机 可以试试 不错的-USB transfer module driver, 232 and 485
ComTest
- VC6.0开发的串口程序,很实用的,适合所有的通用的串口卡,如RS422、232、485.尤其是底层的读写接口,是本人项目的其中一个结晶,适合项目应用者及开发者。-COMTest_Project SerialComm.cpp SerialComm.h RecordFile.cpp RecordFile.h
MODBUS1
- modbus协议的下位机实现sth10的温湿度采集程序,芯片采用stm32f103vet6,我的开发板没有485转换芯片,所以用的是RS485-232的转换器,没有使能引脚,但是只要稍加修改就可以改为控制485芯片。-Modbus protocol under the crew sth10 temperature and humidity acquisition program, the chip uses STM32F103VET6, 485 conversion chip in my dev
MODBUS-protocol-Chinese-Version
- MODBUS协议中文版(高清版) 串行链路和TCP/IP 上的MODBUS标准介绍 该标准包括两个通信规程中使用的MODBUS 应用层协议和服务规范: ·串行链路上的MODBUS MODBUS串行链路取决于TIA/EIA标准:232-F和485-A。 ·TCP/IP上的MODBUS MODBUS TCP/IP取决于IETF标准:RFC793 和RFC791有关。-MODBUS protocol Chinese Version (HD version) serial lin