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Posts Made By:
bradm
Forum:
Troubleshooting
Mon 17 January 2011, 06:49
Replies:
35
Matty Zee Mach 3 Pluggin
Views:
44,270
Posted By
bradm
Picking up on what Gerald mentions, while RS485...
Picking up on what Gerald mentions, while RS485 may be hard to get working, setting up a quick Optoisolated circuit with a PWM driven Resistor/Capacitor to act as the remote potentiometer is quick...
Forum:
Troubleshooting
Sat 15 January 2011, 22:41
Replies:
35
Matty Zee Mach 3 Pluggin
Views:
44,270
Posted By
bradm
Ross - okay, good that the grounds are actually...
Ross - okay, good that the grounds are actually isolated. I thought I'd recollected I'd seen them tied together at some point. I agree, no need for less than 9600 bps.
Good luck!
Forum:
Troubleshooting
Sat 15 January 2011, 20:41
Replies:
35
Matty Zee Mach 3 Pluggin
Views:
44,270
Posted By
bradm
Ross, do a quick resistance test with a...
Ross, do a quick resistance test with a multimeter, and I think you'll find that all the grounds on that VFD are connected together.
You've been doing a lot of work to try to make the...
Forum:
Troubleshooting
Wed 22 December 2010, 15:36
Replies:
35
Matty Zee Mach 3 Pluggin
Views:
44,270
Posted By
bradm
Chris, interchangeable, no. Convertible, yes. ...
Chris, interchangeable, no. Convertible, yes. Google "RS422 vs RS485" and you'll find info like this (http://www.rs485.com/pfaq.html) that helps to clarify. Both standards only cover the actual...
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