Quote Originally Posted by irving2008 View Post
Are you sure Gary? On another thread there was considerable debate about the lack of source current output from the buffers on the ZP5a and the conclusion was it was better to use the BOB to sink current through the optoisolators
Wasn't my conclusion and I told him this wouldn't be the problem. These Bob's are basic yes but they do work and with what's probably the most used drive to come out of china It would be bad state of affairs if they didn't.! . . . . .Sites would be full complaints and I've not seen many and 99% time it's not what they thought it's some other issue like what Gary mentions being powerd by USB etc.