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Author Topic: MED 17 , EDC 17 EEPROM CHECKSUM  (Read 103481 times)
deutsch1988
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« Reply #120 on: September 26, 2024, 09:59:43 PM »

All its same algo type, litle need mod...
algo very simple, with this way i can example direct to OBD write flash and acces to virtual eeprom...
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stranger
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« Reply #121 on: September 27, 2024, 08:11:40 AM »

Here is block from 192kb eeprom (tc1793) with correct CS. This block is literally empty.
I played with old algo and different input parameters and never got correct CS: "60 4F" or "4F 60".

4B B8 01 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 60 4F
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deutsch1988
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« Reply #122 on: September 30, 2024, 03:09:48 AM »

this are diference chk way
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