Parity checking and checksums are actually the simplest forms of a cyclic redundancy check (CRC). In mathematical terms, a CRC is the result of a polynomial modulus operation, modulo 2 on the message.

UART, I2C or SPI Bus with Cyclic redundancy check (CRC) error detection to insure robust communication MILPITAS, Calif., Dec. 11, 2023 (GLOBE NEWSWIRE) -- Lumissil ...