Embedded Systems Engineering

Demo – Bootloader | SW update using LZ4 compression VS no compression

Description

This is a demonstration of automotive flash bootloader for comparing SW application update using LZ4 compression versus no compression algorithm.

  • SW size: 1.83 Mb
  • Time elapsed with no compression: 125.73 seconds
  • Time elapsed with LZ4 Algorithm : 25.15 seconds

Memory Layout

Bootloader start address = 0x80000000
Application start address = 0x80040000 – 0x801FFFFF (0x1C0000)

Tools used

Debugger: TASKING winIDEA
MCU: Aurix TC275TP

Firmware & Bootloader
Aurix TriCore,
Bootloader,
Package compression,
UDS Protocol

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