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rs485
- rs485_通信,完整的发送与接收程序.
RS485
- RS485的C51程序 中断 寄存器设置 接收和发送数据,希望对大家有用
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
RS485.rar
- 基于51的RS485的多机发送和接收的通信程序,使用C来写,51 mutiple-communication
485
- 工程名称:串口+485发送程序 控 制 器: ATmega16 晶 振: 8.0000Mhz 创建时间:2009年2月18日 说 明:CPU通过串口接RS485发送数据,终端PC机通过 RS485转RS232转换器接入PC机,使用串口调试 助手发送数据并接收数据。 端口配置: CPU RS485 RXD RO TXD DI PD6 DE,/RE-Project Name: serial port+485 sending program contro
RS485_mega16
- RS485多机通信(主机发送,从机接收) 基于ATmega16单片机,内有proteus住址原理图。-RS485 Multiprocessor Communication (host sends, receives from the plane) based on ATmega16, there proteus schematic address.
RS485
- 单片机上电后向串口数据0XAA,接收到数据后,然后向串口发送接收到的数据使初学者领略使用中断进行数据通信,传输方式为RS485-Power single-chip serial data to the 0XAA, receive data, and then sent to the serial data received interrupt beginners enjoy the use of data communications, transmission for RS485
串口多机通讯从机中断接收C51程序
- 串口多机主机C51程序- String mouth machine main engines C 51 procedures
rs485
- AT91RM9200,ucDragon优龙公司的YL9200开发板的RS485驱动程序,接收和发送都使用了DMA-AT91RM9200, ucDragon excellent Dragon' s YL9200 development board RS485 driver, receive and send are used in DMA
485
- RS485程序,包括接收部分判断校验,有很强的参考价值-RS485 procedures application note
RS232_RS485
- 程序运行环境: 下位机:dsPIC30F6014A 上位机:串口调试助手 RS485芯片:MAX489 通信方式:PC机 --- RS232转RS485 --- RS485接口 --- dsPIC30F6014A 通信内容:PC机发送一串字符(约定以“回车”结束)给下位机,下位机接收后不做任何处理返回给PC。-Environment for running programs: The next bit machine: dsPIC30F6014A Host
jt
- 本压缩包包括基于LPC2119的RS485 CAN总线转换器设计PDF、RS485与CAN总线转换器的设计文档、无线发射和接收的通信系统设计,这几个方向发展前景很好,特别是CAN总线,相信对你们有帮助的-The archive includes the RS485 CAN Bus-based LPC2119 Converter PDF, RS485 and CAN bus converter design documents, wireless transmission and receptio
com_tool
- uart通信串口调试工具,目前较为常用的串口有9针串口(DB9)和25针串口(DB25),通信距离较近时(<12m),可以用电缆线直接连接标准RS232端口(RS422,RS485较远),若距离较远,需附加调制解调器(MODEM)。最为简单且常用的是三线制接法,即地、接收数据和发送数据三脚相连,本文只涉及到最为基本的接法,且直接用RS232相连。 -uart communication serial debugging tools
RS485
- 单片机上电后向串口数据0XAA,接收到数据后,然后向串口发送接收到的数据 * 使初学者领略使用中断进行数据通信,传输方式为RS485-After power to the microcontroller serial data 0XAA, received data, then send to the serial data received* to enjoy the use of beginners interrupt data communications, transmission
RS232-RS485
- 485H接口转换器是RS232至RS485转换器,可将发送数据TD和接收数据RD转换成差分半双工RS485信号,使RS232信号传输距离大大加长,是远距离点到多点通信的最佳选择。本转换器无需外接电源,自用串口转换电源;亦无需RTS信号控发,保证软件的广泛适应性-485H interface converter RS232 to RS485 converter is, can send data and receive data RD TD into a half-duplex RS485 dif
RS485
- RS485通信的按键程序,包括485的接收,系统初始化,键盘扫描程序。-RS485 communication key procedures, including 485 receiving, system initialization, the keyboard scanner.
AVR-RS485
- AVR单片机实现的485通讯从机接收程序(带帧校验)-AVR MCU' s 485 slave receiver (with Frame Check)
RS485
- PC串口的通讯,通过rs485用于远程信息的的接收和发射-PC serial communication through rs485 for remote receive and transmit information
RS485
- 此程序用UART1外扩MAX485实现RS-485通信,运行前将TX1和P00 短接,RX1和P01短接,当接收到一个数据后,再将接收到的数据送出。-Expand this program in use UART1 MAX485 RS-485 communication, running before the TX1 and P00 short, short RX1 and P01, then the received data when the receiver to a data send.
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