1) RS485 communication protocol
RS485通信协议
1.
A system of remote monitoring and real-time data collection about the inverter which is based on 80C196MH is presented through RS485 communication protocol,the hard- ware design and software realization of this controlling system is introduced.
本系统通过 RS485通信协议实现对以80C196MH 为核心的变频器的远程监控和实 时数据采集，介绍了该控制系统的硬件设计和软件实现。
2) protocol of RS422/RS48
RS422/RS485通信协议
1.
In this text,we introduce to use communication protocol of RS422/RS485.
SPI总线是一种应用广泛的短距离串行同步通信协议,针对SPI总线数据不能进行远距离传输的问题,本文介绍了采用RS422/RS485通信协议,利用MAX3045和MAX3093芯片构成RS422/RS485收发电路,将SPI总线数据由单端不平衡传输方式转换为双端平衡传输方式,利用5类双绞线作为传输介质,使得SPI总线数据可靠传输距离延长至1200m,扩展了SPI总线的应用范围。
3) protocol RS485
RS485通讯协议
1.
In this paper an intelligent ultrasonic distance-measuring transducer integrating distance-measuring module based on the emission and receiving of ultrasonic with control module based on MSP430 series SCM and communication module based on protocol RS485 is put forward.
本文提出一种基于超声波发送接收测距模块、低功耗MSP430系列单片机控制模块和RS485通讯协议通信模块的整合智能超声波测距传感器,可与测井仪上位机通过通讯实现对传感器的控制。
4) RS485 protocol
RS485协议
1.
The chip SN75LBC184P,CAN bus,RS485 communication protocol and emphatically the design and realization of the CAN-RS485 protocol transformer are presented.
介绍了RS485的接口芯片SN75LBC184P,CAN总线、RS485通信协议,重点介绍了CAN-RS485协议转换器的硬件电路设计与软件设计的方法。
5) RS 485 protocol
RS485协议
1.
Wiegand protocol and RS 485 protocol are widely used in the current security system,a hardware design method of Wiegand and RS 485 is proposed,in which RS 485 protocol chip is used and LPC922 processor is selected as the center controller.
提出了一种Wiegand协议和RS 485协议转换的硬件设计方法,以LPC922单片机作为控制核心,选用RS 485接口协议芯片,实现Wiegand协议和RS485协议转换。
6) RS485 communication
RS485通信
1.
Focus on the problems of RS485 communicaitoninthe practice application, it is analysed for the causes and correspord measures to improve the RS485 communication reliability from three aspects of hardware.
针对RS485通信在实际应用中的问题,分析了产生的原因,从硬件、软件和通信组网三个方面重点提出了提高RS485通信可靠性的具体措施。
补充资料：(RS)-alpha-氰基-4-氟-3-苯氧基苄基 (1RS,3RS
分子式：C22H18Cl2FNO3
分子量：434.29
CAS号：68359-37-5
性质：熔点60°C。
分子量：434.29
CAS号：68359-37-5
性质：熔点60°C。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条