7i97t Mesaflash Problem

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10 months 1 day ago #340796 by PCW
Replied by PCW on topic 7i97t Mesaflash Problem
The output voltage should be PWMvalue/PWMscale

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10 months 1 day ago #340797 by Robin123
Replied by Robin123 on topic 7i97t Mesaflash Problem
I'm talking about the PWM value. So this value is a voltage value? Like 17V? I know how to limit this value. But I never measure this value on the Mesa. It's always only 0.35V as soon as I enable it.

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10 months 1 day ago - 10 months 1 day ago #340804 by PCW
Replied by PCW on topic 7i97t Mesaflash Problem
The output voltage should be PWMvalue/PWMscale

So if PWMscale is 10 the output voltage=PWMvalue
Last edit: 10 months 1 day ago by PCW.

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10 months 1 day ago #340805 by Robin123
Replied by Robin123 on topic 7i97t Mesaflash Problem
But no matter what the value is set to or how I change the scale, the Mesa only ever outputs ~0.35V. Or are there jumpers or something similar on the Mesa hardware that I need to adjust?

Thank you so much for your help! I really appreciate it.

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10 months 1 day ago #340807 by PCW
Replied by PCW on topic 7i97t Mesaflash Problem
Hard to tell whats going on could be you have the wrong output
or there's a hal or hardware issue. To determine whats going on,
can you run LinuxCNC, enable motion, and then in a terminal window run:

halcmd show all | grep pwm > pwm,.txt
 
and then post pwm.txt here





 

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10 months 13 hours ago #340834 by Robin123
Replied by Robin123 on topic 7i97t Mesaflash Problem
Happy New Year!

File Attachment:

File Name: pwm.txt
File Size:5.63 KB

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