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Tools for manipulatingZephyr Non-Volatile Storage.
- Python3
pip install znvsfromznvs.encoderimportEncoderexample_data= {10:bytes.fromhex('1122334455'),20:bytes.fromhex('A5A5A5A5')}nvs_sector_size=1024nvs=Encoder(nvs_sector_size).dump(example_data)print(nvs)
Output:
00000000: 11 22 33 44 55 FF FF FF A5 A5 A5 A5 FF FF FF FF ."3DU...........00000010: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF ................00000020: 14 00 08 00 04 00 FF A3 0A 00 00 00 05 00 FF 24 ...............$00000030: FF FF 00 00 00 00 FF 5C FF FF FF FF FF FF FF FF .......\........fromznvs.decoderimportDecoderwithopen("../test/golden_samples/sample_00.bin",'rb')asnvs_dump:binary_content=nvs_dump.read()content=Decoder(0x400).load(binary_content)forkey,valueincontent.items():print(f"{key}:\n{hexdump(value,'return')}")
Output:
1:00000000: 11 22 33 44 55 66 77 88 ."3DUfw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`abcdefghijklmno00000070: 70 71 72 73 74 75 76 77 78 79 7A 7B 7C 7D 7E 7F pqrstuvwxyz{|}~.