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Description: 最常见的rs232通信的vhdl实现，经过实际使用验证-The most common communication RS232 VHDL realize, through actual use of authentication
Platform: |
Size: 32768 |
Author: 江泽民 |
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Description: plc程序设计。PLC程序根据定义的通信协议识别其信息 内容。通过PC 的 COM1与S7-200 PLC的 RS一232端口的串行硬件连接，然后通过对 S7—200系列 PLC进行通信编程 ，就可实现与上位机通信 。-plc programming. PLC program in accordance with the definition of communication protocols to identify its information content. Through the PC s COM1 and S7-200 PLC s RS 1 232 serial port hardware connection, and then through the S7-200 series PLC to communicate programming, you can achieve with the host computer communications.
Platform: |
Size: 86016 |
Author: 傅 |
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Description: 实时通讯方法的研究。PLC程序根据定义的通信协议(即 PLC接收信息 帧的格式和定义 )识别其信息 内容。通过PC 的 COM1与S7-200 PLC的 RS一232端口的串行硬件连接，然后通过对 S7—200系列 PLC进行通信编程 ，就可实现与上位机通信 。-Real-time means of communication studies. PLC program in accordance with the definition of communication protocols (ie, PLC-frame format to receive information and definitions) to identify its information content. Through the PC s COM1 and S7-200 PLC s RS 1 232 serial port hardware connection, and then through the S7-200 series PLC to communicate programming, you can achieve with the host computer communications.
Platform: |
Size: 74752 |
Author: 傅 |
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Description: STM32下做的usb转RS232程序，有兴趣的同志可以参考下，开发板为MCBSTM32-STM32 done under the usb to RS232 procedures comrades are interested can refer to, the development board for MCBSTM32
Platform: |
Size: 326656 |
Author: wang ping |
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Description: RS485转RS232电路原理图及PCB图-RS232 RS485 switch PCB circuit diagram and map
Platform: |
Size: 558080 |
Author: wty |
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Description: RS－232/RS－485/RS－422有源隔离转换器
型号：MWE485－D-MWE485－D introduction
RS－232/RS－485/RS－422
Platform: |
Size: 152576 |
Author: Li |
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Description: 普中开发板STM32F103 RS二叁二通信实验代码-Cape Boards STM32F103 232 in communication experiment code developed plate P experiment code communication STM32F103 232
Platform: |
Size: 1185792 |
Author: 不能说 |
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Description: 1．用RS－232的零MODEM的连接法连好两机的连线； 2．用DOS的MODE命令设置好两机的通讯格式,两机的通讯格式必须()
Platform: |
Size: 692224 |
Author: nrvgrcmming
|
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Description: plc程序设计,PLC程序根据定义的通信协议识别其信息 内容,通过PC 的 COM1与S7-200 PLC的 RS一232()
Platform: |
Size: 86016 |
Author: Oskaj |
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Description: 1．用RS－232的零MODEM的连接法连好两机的连线； 2．用DOS的MODE命令设置好两机的通讯格式,两机的通讯格式必须()
Platform: |
Size: 692224 |
Author: wramper |
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Description: plc程序设计,PLC程序根据定义的通信协议识别其信息 内容,通过PC 的 COM1与S7-200 PLC的 RS一232()
Platform: |
Size: 86016 |
Author: UK&129 |
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Description: 1．用RS－232的零MODEM的连接法连好两机的连线； 2．用DOS的MODE命令设置好两机的通讯格式,两机的通讯格式必须()
Platform: |
Size: 692224 |
Author: Zorauags |
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