On 2013-09-27 17:48, Dave McGuire wrote: They make use of a custom CPU, or perhaps just a state machine. Got prints? That's true of the VT52, however the logic in the VT62 is completely different. I don't know anything about it, but just looking at the logic board you can see that it's not even close to a 52. I've no idea what's in the 62. -- Bob