搜索资源列表
DelayTrigIndex
- 完成的是RS422信号的计数功能,并产生一定的触发信号
sscom
- 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。-System MODEM (MODEM). The most simple and common is three-wire system meet method, i.
TestRS485
- RS485串口通信程序,类似于【串口调试助手】,演示了如何设置RTS和清除RTS,同时,这些设置不影响RS232和RS422的使用-RS485 serial communication program, similar to [serial debugging aides], demonstrates how to set the RTS and clear the RTS at the same time, these settings do not affect the RS232 and
st16554
- ST的异步串口芯片4通道芯片资料,扩展RS232、RS422、485的好方法-ST16C554 chip uart
Transformer_alarm
- 变压器防盗报警器源码、原理图和PCB(protel 2004).MCU是STC89C58RD+.变压器防盗报警装置是针对野外的基站低压变压器被盗现象严重而开发的一种智能防盗报警系统。该装置采用RS422/ RS485通信手段,传输稳定可靠,维护方便等特点。弥补了传统集群式系统功耗高,通信距离短,购买价格昂贵等缺点。该产品采用高集成度的单片机作为控制核心,具有功能强,体积小,运行可靠等特点。-Transformer burglar alarm.Sound code, schematic diagr
uart
- verilog编写的uart发送和接收的源代码。简单易懂。-verilog uart prepared to send and receive the source code. Straightforward.
linuxtty
- 串行口有RS232C/RS422/RS485等几种标准。RS232C是目前应用最广泛的 种标准。目前已广泛用于计算机与外设 间的近程连接 -RS232C/RS422/RS485 such as serial port has several standard. RS232C is the most widely used standard. Has been widely used in computer and peripheral connections between the
RS-232RS-422yuRS-485biaozhunyuyingyongjishu
- RS232.RS422和RS485的标准与应用技术,很不错的个人感觉-RS232.RS422 and RS485 standard and application of technology, very good personal feeling
WINavrForBootLoad
- 这个通用的Bootloader可以支持大部分具有自编程功能、带有Boot区和UART串口的AVR单片机(主要是Mega系列)。如果是多串口的单片机,可以任意选择使用其中的一个串口。程序支持RS232/RS485/RS422方式,如果程序稍加修改,也应当可以很容易的支持USI、SPI、I2C等接口。-WinAVR For BootLoader
804-RS422
- arm2410 422程序-procedures arm2410 422! ! ! ! ! ! ! ! ! ! !
encode_test
- 在LabWindows下编写的,与高精度测角圆光栅的RS422接口通信的程序-the coed are use for communicating with optical encode
linux_uart2_rs422
- 本程序主要是针对linux 下s3c2410下,串口驱动进行开发,针对高速率的串口数据采集,以DMA方式读取串口通信数据,并提供串口RS422的通信协议定义。次程序在2410上以成功测试过。-This procedure is mainly directed against s3c2410 under linux, the serial driver developed for high-speed serial data acquisition, DMA mode to read the se
XP
- The communication protocol will be downloaded to the model along with screen data, PLC needn’t compile communication program. Can connect with nearly all PLCs popular in the current market, such as Mitsubishi FX series、Omron C s
am26lv31
- RS422电平差分传送视频同步信号 LOW-VOLTAGE HIGH-SPEED QUADRUPLE DIFFERENTIAL LINE DRIVERS-LOW-VOLTAGE HIGH-SPEED QUADRUPLE DIFFERENTIAL LINE DRIVERS
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
RS422sent
- 基于RS422的数据发送器- RS422sent
rs485
- 介绍了RS485的选型以及应用指南,还有典型应用电路。详述了RS422和485标准及其应用。-Describes the selection and application guide RS485, as well as the typical application circuit. Details of the RS422 and 485 standard and its application.
M-msp12-12
- 盛博M-msp12-12串口卡资料,主要有RS422、RS485、RS232串口通信-SysExpandModule/ MSP-12-12,srerials
SerialConvert
- 一个串口转换程序,主要是RE232转换为RS422。单片机为W77E58,工程文件包含其头文件。附加有PWM产出程序。-A serial conversion process, primarily RE232 converted to RS422. SCM W77E58, project file contains the header files. Add a PWM output procedures.
PCI422COMM
- RS422口通信 利用Windriver的PCI板的底层驱动直接访问PCI端口,内部实验了bit流同频,帧同步。 仿照spcomm,采用收发线程处理机制-Communicating on RS422 Port