in reply to: Can master rev.5 read PV from device rev.7? posted by Jacek on 17 September 2011 at 21:37:21.
Yes, it is always possible to use a master of any revision to communicate with a slave of any revision (since rev. 5). Where a command's data has been enhanced by later revisions, the extra data will be ignored, but everything included in the earlier revision should be correctly handled.