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Subject: Re: Circuit design for the motivated beginner: How to proceed?

From: "derekhawkins" <eldata@...>
Date: 2006-09-23

>thats not good disconnecting the motors while the system is powered
>up will blow the drives pretty much instantly

A separate 5VDC supply dedicated to control and a simple electronic
interlock can prevent switching in the presence of the 80VDC. That's
provided he goes for all TTL control as I suggested.

--- In Homebrew_PCBs@yahoogroups.com, Brian Pitt <bfp@...> wrote:
>