Posted 19 May 2018 Hello I am having B&R hmi PP41 and PVI TRANSFER TOOl. I need to upload the backup and also i have communication module. I want to know the cable pin out for pc to hmi communication and also method for communication. Dip switches are in my hmi. Is any changes are done in the dip switches fro uploading the project. Pls rply me. Share this post Link to post Share on other sites