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- Path: sparky!uunet!olivea!charnel!rat!mimbres.cs.unm.edu!intvax!bryan
- From: bryan@isrc.sandia.gov (Jon R Bryan)
- Newsgroups: comp.robotics
- Subject: Re: Help needed - Optical Encoders
- Message-ID: <1993Jan22.221233.650@isrc.sandia.gov>
- Date: 22 Jan 93 22:12:33 GMT
- References: <8912@news.duke.edu>
- Organization: Sandia National Labs, Org. 1600, Albq., NM
- Lines: 14
-
- ska@hercules.acpub.duke.edu writes:
- : Each motor has a built-in "AB quadrature output and zero index channel"
- : type optical encoder. These encoders output voltages in the range 0.5 to
- : 6 V DC via 4 leads - A, B, I, and ground.
- :
- : Now, how can I use the voltages from the encoders to compute joint positions ?
-
- Get the Monolithic Memories "PAL/PLE Device Programmable Logic Array
- Handbook." There are three shaft encoder designs that will explain
- quadrature decoding to you (if you can decipher the PALASM code).
- --
- Jon R. Bryan (505) 844-2015 <=> bryan@isrc.sandia.gov
- Sandia National Laboratories, Intelligent System Sensors and Controls
-
-