Hi,I tried the STM32WBCube V1.13.3 and can be got the expected results. PHY configed as 1M :DT = 97200 bytes/s lost = 0 DT = 96720 bytes/s lost = 0 DT = 92880 bytes/s lost = 0 DT = 97680 bytes/s lost = 0 DT = 92400 bytes/s lost = 0 PHY condifured as ...