Sending data back to the OI

Alan Anderson · #1 24-01-2006, 15:04

I "suppose" that the words

Quote:

External power sources of any type are not permitted on any equipment connected to the Joystick Ports.

mean that if your device connects to the Joystick Ports, it cannot get power from anything other than the Joystick Ports. The words "isolation" and "electrical connection" are not present in the rule.

However, what I "suppose" is not relevant. If you want an official answer, submit an official question. Which I see you're planning to do, which is good. Now we can all find out the correct answer.

cbolin · #2 26-01-2006, 15:08

The Q&A site says "No exceptions!" in response to using opto-isolators on the OI ports.

http://forums.usfirst.org/showthread.php?t=278

Regards,
Chuck

Alan Anderson · #3 26-01-2006, 15:17

Quote:

Originally Posted by GDC

There are no exceptions to <R78>.

That's what I expected, and what I feared. If you want to get feedback from the OI into a powered device, you'll have to find some way to do it other than the LED driver outputs.

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