What Compression is UDS Compression 1

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TheDECODER

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	What Compression is UDS Compression 1 « on: December 01, 2021, 11:23:49 AM »

TCU Module: Continental Siemens VDO

UDS shows Compression Type 1, but I am having a hard time finding which compression this is.

Any help would be appreciated

Thank you guys!


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gremlin

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	Re: What Compression is UDS Compression 1 « Reply #1 on: December 01, 2021, 03:38:39 PM »

Quote from: TheDECODER on December 01, 2021, 11:23:49 AM

UDS shows Compression Type 1, but I am having a hard time finding which compression this is.

10-bit LZZ.


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TheDECODER

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	Re: What Compression is UDS Compression 1 « Reply #2 on: December 03, 2021, 09:14:47 AM »

Quote from: gremlin on December 01, 2021, 03:38:39 PM

10-bit LZZ.

Any info on the algorithm?

I can not seem to find any info on the "10-bit LZZ"


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gt-innovation

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	Re: What Compression is UDS Compression 1 « Reply #3 on: December 03, 2021, 01:50:23 PM »

Should be enough...

https://sites.google.com/site/datacompressionguide/lz77


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dstar

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	Re: What Compression is UDS Compression 1 « Reply #4 on: December 13, 2021, 04:15:41 AM »

Hello.

Sorry if asking and someone had already answered elsewhere.

What means Compression 11 for Audi A6 dashboards (Fujitsu)?

I would like to see decompressed data in the ODX I have for 4G8930934R/0225.

Thanks.


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