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Update help-uboot.md

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Paul Philippov 2022-08-01 00:52:42 -04:00 committed by GitHub
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@ -68,8 +68,8 @@ Convert the hex dump into a binary firmware file and use it for further research
or restoring camera to its pristine state.
```
cat fulldump.log | sed -E "s/^[0-9a-f]{8}\b: //i" | sed "s/ .*$//" > fulldump.hex
xxd -r -p fulldump.hex fulldump.bin
cat fulldump.log | sed -E "s/^[0-9a-f]{8}\b: //i" | sed -E "s/ {4}.{16}\r?$//" > fulldump.hex
xxd -revert -plain fulldump.hex fulldump.bin
```
Use [binwalk](https://github.com/ReFirmLabs/binwalk) to unpack the binary file.