相信大家在CAN Msg或者ETH PDU中经常会看到Checksum这种信号。提到Checksum，就必须要说明一下CRC校验，很多工程师会概念混淆，认为两者是同一个东西，实则它们有很大的区别。 CRC校验：循环冗余检查（CRC）是一种数据传输检错功能，对数据进行多项式计算，并将 ...

Every communication protocol should have a mechanism to determine whether the received data is valid. I once encountered a team that didn’t have such a mechanism. Their device operated in a ...

Error detection determines if the data received through a medium is corrupted during transmission. To accomplish this, the transmitter uses a function to calculate a ...