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Fix checksum formatting to always return 4-digit uppercase hex string… #19

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Merged
FLo-ABB merged 1 commit into from
May 30, 2025
Merged

Fix checksum formatting to always return 4-digit uppercase hex string… #19

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2 changes: 1 addition & 1 deletion src/CognexNativePy/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -184,7 +184,7 @@ def calculate_checksum(buffer: bytes) -> int:
cword <<= 1 # Shift left without XOR
cword &= 0xFFFF # Ensure cword stays within 16 bits
ch <<= 1 # Shift ch to the left
return hex(cword).upper()[2:]
return "{:04X}".format(cword)


def hex_to_ascii_hex(buffer: bytes) -> bytes:
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