SPRUJ55D September 2023 – July 2025 AM263P2 , AM263P2-Q1 , AM263P4 , AM263P4-Q1
Fragmented frames have a special CRC32. Each fragment CRC32 is based on the previous fragements, so a running total. In addition TX_CRC_HIGH is inverted for all fragments expect the last fragment. The final fragement has a normal CRC which is based on the full frame.