Hello @Xiaoyin,
Yes, the selection for FSoE_Connection_1 is correct for ctrlX DRIVE (2 bytes in/2 bytes out).
I believe this is related to the following post and working now. If not, please let us know. https://developer.community.boschrexroth.com/t5/ctrlX-SAFETY/How-to-deal-with-F3452/m-p/102356#M480
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