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BIANPIN
- S7-300PLC与变频器通过485串口的通讯例子程序-S7-300PLC and converter serial communications through the 485 examples of the procedures
11
- 很多ic芯片的资料,mcu,e2,时钟,红外,485,232接口-Ic a lot of information on the chip, mcu, e2, clock, infrared, 485232 Interface
2009261642583402
- 485 ID卡读头，读取卡号信息资料开发包-485 ID Communications
485-SERIAL
- here is a PCB design of 485 - serial Bus Converter ... its totally isolated ... use orcade guyz ... -here is a PCB design of 485- serial Bus Converter ... its totally isolated ... use orcade guyz ...
485
- 实用的485通讯电路，测试通过，抗干扰性能优良-Practical 485 communications circuits, test passed, excellent anti-interference performance
485
- this file is manual about rs-485
485
- 基于51单片机的485双工通信的c语言程序-Based on MCU 51 485 duplex communication c language program
485-windows
- 模拟lkj2000主机发送485信息，波特率为2-Analog lkj2000 host sends 485 information, the baud rate is 28800
RS232-485
- 基于PC串口232和485之间的通信转换，protel的PCB图附带原理图-232 to 484 that uart of computer
485
- 485程序，简单的电脑通过485接口接收数据和发送数据-The 485 program, simple computer 485 interface receives data and sends the data via
485
- 电梯485通讯实现上位机对下位机控制和调试-elevator 485
485
- MSP430F149的485串口通信，自己编写的 通过串口调试助手发送接收数据-MSP430F149 485 serial communication, the preparation of their own through the serial port debugging assistant to send and receive data
485-bus
- 485总线的具体传输过程和传输原理构架,来更加深刻的理解总线的传输过程-485 specific transmission transmission transmission principles and architecture to a more profound understanding of the bus
电表485协议
- 电表485通信协议，包括发送帧和接收帧的说明(Meter 485 communication protocol)
485单数据通信
- 因RS-485接口具有良好的抗噪声干扰性，长的传输距离和多站能力等上述优点就使其成为首选的串行接口。因为RS485接口组成的半双工网络，一般只需二根连线，所以RS485接口均采用屏蔽双绞线传输。RS485接口连接器采用DB-9的9芯插头座，与智能终端RS485接口采用DB-9（孔），与键盘连接的键盘接口RS485采用DB-9（针）。(RS-485 interface has the advantages of good noise immunity, long transmission dist
实验三十二：工业总线485
- 实现RX485的通讯功能，基于stm8s单片机(485 communications, based on stm8s)
自制MAIHAK浓度分析仪＿通讯测试 - rs485
- 利用visual basic 6编写程序实现对485通信设备的发送命令和读取命令，以及对数据的处理(Using Visual Basic 6 to write programs to achieve the 485 communication device send commands and read commands, as well as data processing)
Outdoor_LEDdriver
- 通过485接收上层设备发来的显示数据，并驱动4个P16模组进行显示。(The display data is sent through 485 receiving upper layer equipment, and the 4 P16 modules are driven to display.)
实验25 485实验
- 利用485通信进行数据传输，比串口通信更加易于通信，并且通信距离远而且稳定，有利于正常工作中的使用。(The use of 485 communication for data transmission is easier to communicate than serial communication, and the communication distance is far and stable, which is conducive to the use of normal work.)
485 PCCOM测试软件
- 485 PCCOM测试串口通讯功能；分别为32位和64位系统。(485 PCCOM Test serial communication function.)