Hi,the IPR bit assignment in 'PM0253 Rev 5 p.189' tells me that a number of bits [n-1:0] are read as zero and ignore writes.At this point n isn't 'n = m MOD 4'.Obviously n is 4 because i can write only the four upper bits and bits [3:0] stay at zero....

Hi,i'm looking in the reference manual RM0433 rev7 for the STM32H743 on page 2910.Bits 20:18 DSL[2:0]: Descriptor Skip Length This bit specifies the 32-bit word number to skip between two unchained descriptors. The address skipping starts from the en...