Writing Reprogramming Data from RAM to Flash Memory Using Multicore Electronic Control Units

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The number of electronic control units employed in automobiles increases as the functions of automobiles diversify in response to demands for improved convenience and stability. Furthermore, the complexity and size of software loaded on controllers are increasing. As the number and types of software to be reprogrammed increase, the time to reprogram a vehicle also increases. In this paper, we propose an efficient method to store software in flash memory using the multicore function when reprogramming the electronic control unit. This method can efficiently transfer data from RAM to flash memory using two cores alternately. As part of this study, an experiment was performed using an embedded system, and the data transfer time was compared with that required when storing software in flash memory using only one core. The results of this comparison demonstrate that the proposed method can optimize memory usage during reprogramming.

Original languageEnglish
Title of host publicationProceedings of the 2021 15th International Conference on Ubiquitous Information Management and Communication, IMCOM 2021
EditorsSukhan Lee, Hyunseung Choo, Roslan Ismail
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9780738105086
DOIs
StatePublished - 4 Jan 2021
Externally publishedYes
Event15th International Conference on Ubiquitous Information Management and Communication, IMCOM 2021 - Seoul, Korea, Republic of
Duration: 4 Jan 20216 Jan 2021

Publication series

NameProceedings of the 2021 15th International Conference on Ubiquitous Information Management and Communication, IMCOM 2021

Conference

Conference15th International Conference on Ubiquitous Information Management and Communication, IMCOM 2021
Country/TerritoryKorea, Republic of
CitySeoul
Period4/01/216/01/21

Keywords

  • ECU
  • Flash Memory
  • Multicore
  • RAM
  • Reprogramming
  • Single-core

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