On Tue, Jul 22, 2014, at 05:22 PM, a k wrote:
> Hi
> from  hal
> 
>    1. setp scale.0.gain 0.00034483
>    2.
>    3. setp scale.0.offset -0.4172
>    4.
>    5. net scaled-percent scale.0.out => motion.adaptive-feed
> 
> 
> i did replace -0.4172 with 0.4172
> Now i can home machine. enter m52 and jog machine but i can not change feed
> with my potentiometer 0+5 V DC
> 

Use Halmeter to do the following:

Verify that your potentiometer signal is getting into HAL.- measure it at the 
HAL pin associated with the hardware driver.
Verify that the signal is getting to the scale block - measure it at the input 
of the scale block.
Verify that it is being scaled properly - measure it at the output of the scale 
block.
Verify that it is getting to motion - measure it at motion.adaptive-feed.

In other words, use the tools that you have available to you, and apply logic.  
Follow the signal through the system.  When you find the place where the signal 
is doing the wrong thing, you have probably found the problem.

-- 
  John Kasunich
  jmkasun...@fastmail.fm

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