搜索资源列表
MAX3483-MAX3491
- 3.3V电源,10M传输速度的485芯片资料-3.3V-Powered, 10Mbps and Slew-Rate-Limited True RS-485/RS-422 Transceivers
Luminescence-properties-Eu-Tb-ions-
- Eu/Tb codoped aluminoborosilicate glasses were fabricated by high temperature melting-quenched technique and their luminescence properties were investigated by excitation and emission spectra. Under 376 nm excitation, blue, green and red emission
RS485
- 这是485通讯协议 很有用的通讯协议的哦 请大家-This is a 485 communication protocol communication protocols useful please take a look
RS485-in-DMX512
- 隔离式RS-485在DMX512照明中的应用-Isolated RS-485 DMX512 lighting
Coms-485USB
- COMS USB to 485 driver
DLPT645
- 国家电网RS485电表通信协议描述及分析-National Grid 485 meter communication protocol
ARM11-remote-control-system
- 基于ARM11的轮船远程监控系统,通过3G网络传输,包括音视频传输,GPS信号获取和ARM11的485控制-ARM11 ship-based remote monitoring system, through the 3G network transmission, including audio and video transmission, GPS signal access and ARM11 485 control
RS485_MM_EN
- Single-chip RS-485 multi-machine communication to achieve. Doc translated from Chinese to English for the English Readers. Doc Downloaded from here
AVR485
- AVR单片机与PC机之间基于RS485通讯的样例-avr 485
MAX3082-CN
- MAX3082/MAX3085/MAX3088高速收發器 RS-485/RS-422通信包含驅動器和一個 接收器。 這些設備功能故障安全電路, 保證邏輯高接收器輸出當接收器輸入 開路或短路。-The MAX3082/MAX3085/MAX3088 high-speed transceivers for RS-485/RS-422 communication contain on driver and one receiver. These devices feature
RS-485interface-communication
- 一种基于RS-485接口的通信方法.介绍RS485接口的通信方法,文献详细讲解了使用方法-Based on RS-485 interface communication method introduced RS485 interface communication method the literature explain in detail use
基于485网络的蔬菜大棚温湿度控制系统设计
- 随着蔬菜大棚技术的普及,温室大棚数量不断增多,对于蔬菜大棚来说,最重要的一个管理因素是温湿度控制。温湿度太低或太高,都会影响蔬菜的生长,甚至导致蔬菜死亡,所以要将温湿度始终控制在适合蔬菜生长的范围内。传统的温度控制是在温室大棚内部悬挂温度计,工人依据读取的温度值来调节大棚内的温度。如果仅靠人工控制既耗人力,又容易发生差错。现在,随着农业产业规模的提高,对于数量较多的大棚,传统的温度控制措施就显现出很大的局性。为此,在现代化的蔬菜大棚管理中通常有温湿度自动控制系统,以控制蔬菜大棚温度,适应生产需要
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
PhysSerComStds
- Physical Serial Communication Standards. Detailed resume of hardware characteristics of standarised serial communication protocols (RS232, 485, etc.). English.
201305~1
- TDA2030B音频电路,PCB源文件,485通信方式,触发语音信号,51单片机 PWM 音源-TDA2030B audio circuits, PCB source files, 485 communication, triggering the voice signal, 51 PWM source
RS485
- RS-485通信技术文档,详细的介绍了485通信的过程。编程所需要的技术手册-RS- 485 communication technology documents, detailed introduces the 485 communication process. Programming required technical manuals
RS422-485
- 总线协议调试和检测工具-“虚拟主机”“虚拟从机”-Bus protocol debugging and testing tools- " Virtual Hosts" " virtual slaves."
485-Bus
- :利用RS485数据两线的硬件基础上,以较少的总线控制命令,实现RS485数据总线的时分复用功能,使总线上每一个节点均能平等地 发送数据,在软件设计上信号灯状态切换的时间同步不紊乱,通讯消息的收发有序不冲突以及通讯数据包的完整性-: Using hardware-based two-wire RS485 data on the bus with less control commands to achieve RS485 data bus time-division multiplexing
qiangdaqi-
- 基于单片机技术的电子抢答器,本文介绍用单片机技术设计的电子抢答器,除能完成基本的抢答功能外,还可进行加分、减分、存贮显示各组分数、答题限时抢答限时等功能.主要有选手抢答部分、主持人控制部分和数码管显示部分。优点是利用单片机来设计抢答器,使以上问题得以解决,即使两组的抢答时间相差几微秒,也可分辨出哪组优先答题。硬件电路简单,功能齐全,操作方便,是一款即先进又实用的电子抢答器.-SCM-485-PC serial communication
RS-485M
- 关于RS-485协议在使用中的重点和难点-Important and dificult ofRS-485