Data processing method and its processing device and data processing system

A data processing and processor technology, applied in the field of data processing, can solve the problem of low reliability

Inactive Publication Date: 2018-06-22
BOE TECH GRP CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] When the terminal equipment installed with the SAP system communicates with the PLC for data transmission, it mainly uses the upper computer and the lower computer to communicate. The terminal equipment

Method used

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  • Data processing method and its processing device and data processing system
  • Data processing method and its processing device and data processing system
  • Data processing method and its processing device and data processing system

Examples

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Embodiment Construction

[0044] Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numerals in different drawings refer to the same or similar elements unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the present invention. Rather, they are merely examples of apparatuses and methods consistent with aspects of the invention as recited in the appended claims.

[0045] Embodiments of the present invention provide a data processing method, which is applied to a programmable processor PLC, such as figure 1 As shown, the method includes:

[0046] Step S10, when it is detected that the data channel between the programmable processor and the host computer is abnormal, read the information to be sent and repeatedly send the preset number of times to the host...

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Abstract

The invention discloses a data processing method and its processing device and data processing system, wherein the method comprise the following steps of: when it is detected that the communication channel between the programmable processor and the upper computer is abnormal, reading the information to be sent and repeatedly sending to the upper computer; receiving a first back state variable sentby the upper computer; and judging whether the upper computer successfully receives the information to be transmitted according to the first back state variable. The method can improve the reliability and the stability of data transmission between the upper computer and the PLC.

Description

technical field [0001] The invention relates to the technical field of data processing, in particular to a data processing method and device thereof, and a data processing system. Background technique [0002] ERP is the abbreviation of Enterprise Resource Planning (Enterprise Resource Planning). At present, in some large-scale manufacturing industries, ERP software systems are usually set up to exchange production and business data in a timely manner, which can provide enterprises with data management, production plan management, equipment management, logistics management and financial management. Wait. [0003] Programmable logic controller PLC (Programmable Logic Controller, referred to as PLC) plays a huge role in industrial automation control, providing extensive and reliable control applications for automation control equipment, suitable for the needs of automation manufacturing enterprises. [0004] Enterprise management solution SAP (Systems Applications and Produc...

Claims

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Application Information

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IPC IPC(8): G05B23/02H04L1/16H04L1/18
CPCG05B23/0213G05B2219/24065H04L1/1607H04L1/189
Inventor 丁诚诚
Owner BOE TECH GRP CO LTD
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