Re: [Emc-users] (Off topic) A Question Re: BOBs and Opto-Isolators

2019-10-14 Thread Gene Heskett
On Monday 14 October 2019 13:36:24 John Dammeyer wrote: > > On Sunday 13 October 2019 19:46:55 Kenneth Lerman wrote: > > > Hello All -- especially Gene, > > > > > > I've seen many posts on the lists regarding breakout boards and > > > dealing with issues regarding slow opto-isolators. I have a > >

Re: [Emc-users] (Off topic) A Question Re: BOBs and Opto-Isolators

2019-10-14 Thread John Dammeyer
Oh and the reason for all those opto RJ45 interface modules is because the STMBL drive: http://www.autoartisans.com/mill/STMBL-4.1.jpg uses the top connector for step/dir/enable and fault as RS422 signals. The next RJ45 is for the encoder index, A and B as RS422 signals along with 5V to power th

Re: [Emc-users] (Off topic) A Question Re: BOBs and Opto-Isolators

2019-10-14 Thread John Dammeyer
> On Sunday 13 October 2019 19:46:55 Kenneth Lerman wrote: > > > Hello All -- especially Gene, > > > > I've seen many posts on the lists regarding breakout boards and > > dealing with issues regarding slow opto-isolators. I have a question: > > > > Is anyone using: ISO776x > >

Re: [Emc-users] (Off topic) A Question Re: BOBs and Opto-Isolators

2019-10-14 Thread Gene Heskett
On Monday 14 October 2019 08:14:38 Kenneth Lerman wrote: > They are actually rated from zero Hz (DC) to 100MHz. > Then they have stuff in there that not in the diagrams in the pdf. 'twon't be the first time howto's don't show proprietary stuff :) > Ken > > Kenneth Lerman > 55 Main Street > Newt

Re: [Emc-users] (Off topic) A Question Re: BOBs and Opto-Isolators

2019-10-14 Thread Kenneth Lerman
They are actually rated from zero Hz (DC) to 100MHz. Ken Kenneth Lerman 55 Main Street Newtown, CT 06470 On Mon, Oct 14, 2019 at 5:27 AM Gene Heskett wrote: > On Sunday 13 October 2019 19:46:55 Kenneth Lerman wrote: > > > Hello All -- especially Gene, > > > > I've seen many posts on the list

Re: [Emc-users] (Off topic) A Question Re: BOBs and Opto-Isolators

2019-10-14 Thread Gene Heskett
On Sunday 13 October 2019 19:46:55 Kenneth Lerman wrote: > Hello All -- especially Gene, > > I've seen many posts on the lists regarding breakout boards and > dealing with issues regarding slow opto-isolators. I have a question: > > Is anyone using: ISO776x >

Re: [Emc-users] (Off topic) A Question Re: BOBs and Opto-Isolators

2019-10-13 Thread N
> Hello All -- especially Gene, > > I've seen many posts on the lists regarding breakout boards and dealing > with issues regarding slow opto-isolators. I have a question: > > Is anyone using: ISO776x > devices? Well, not exactly his one but there

[Emc-users] (Off topic) A Question Re: BOBs and Opto-Isolators

2019-10-13 Thread Kenneth Lerman
Hello All -- especially Gene, I've seen many posts on the lists regarding breakout boards and dealing with issues regarding slow opto-isolators. I have a question: Is anyone using: ISO776x devices? They are 100 MHz data rate devices, have high isol