Title:
COMMUNICATION SYSTEM, COMMUNICATION CONTROL DEVICE, AND CONTROL PROGRAM UPDATE METHOD
Document Type and Number:
Japanese Patent JP2022006935
Kind Code:
A
Abstract:
To suppress increase of update period of a control program even when the size of the control program increases.SOLUTION: A communication system includes a communication control device which controls communication with a counter device. The communication control device includes a non-volatile memory for storing a basic part being a part of a control program of the communication control device, a volatile memory for storing unique part being a part other than the basic part of the control program, and an update control unit for updating the control program. When updating the control program, the update control unit writes the basic part of the new control program to the non-volatile memory, and does not write the unique part of the control program but writes the unique part to the volatile memory.SELECTED DRAWING: Figure 4
Inventors:
HAMADA YOHEI
Application Number:
JP2020109528A
Publication Date:
January 13, 2022
Filing Date:
June 25, 2020
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES
International Classes:
G06F8/65; G06F12/00; G06F12/06; H04L12/44
Attorney, Agent or Firm:
Patent Business Corporation Suncrest International Patent Office