[Emc-users] Differental Input to PWM

2008-03-31 Thread Eric H. Johnson
Hi all, Note: Reposted with smaller attachment. I am trying to read an RS422 differential input and convert it to an analog based on the duty cycle, using a Mesa m5i20 Anything I/O board. Provided this post is under the maximum size allowed, the schematic is attached. I really only have access

Re: [Emc-users] Differental Input to PWM

2008-03-31 Thread jcombs
Subject 03/31/2008 03:04 [Emc-users] Differental Input to AMPWM

Re: [Emc-users] Differental Input to PWM

2008-03-31 Thread Kirk Wallace
On Mon, 2008-03-31 at 08:09 -0400, [EMAIL PROTECTED] wrote: You have to reference the signal with it's counterpart. The signal should have two pins, a plus and minus. A comparator would work to convert the signal to a single ended (referenced to ground) signal. or use a RS-422 transeiver