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kristofgilicze/calculate_nmea_checksum.py

Created August 3, 2022 16:12
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Calculate NMEA checksum
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calculate_nmea_checksum.py
def calculate_nmea_checksum(sentence: str) -> bool:
checksum = 0
payload = sentence.raw.split("*")[0][1:]
for byte in payload:
checksum ^= ord(byte)
return checksum == sentence.checksum
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