> On 1 Jul 2017, at 17:19, Sag ich Dir nich <stevie.rammst...@live.de> wrote: > > i can see, that the value or raw input from the thermistor is going into > conv-float-s32.1.in but conv-float-s32.1.out is always zero, why is this?
Did you add the function to the servo thread? > > Am Mittwoch, 28. Juni 2017 17:28:44 UTC+2 schrieb Sag ich Dir nich: >> >> hello, i tried feeding the thermistor value to halui.spindle-override.counts >> but i got an error "can not add float to s32" so i added a rt component >> called conv_float_s32 and technically it worked and started without error. I >> can see changes (very non-linear!) in adc value therm.ch04.raw from 1 to >> 4010 when i turn the pot but not on halui.spindle-override.counts(also no >> change in spindle speed when i turn the pot). What do i have to add to let >> the adc value change the counts from halui? >> >> this is my code: >> >> # Python user-mode HAL module to read ADC value and generate a thermostat >> output for PWM >> # c = analog input channel and thermistor table >> loadusr -Wn Therm hal_temp_bbb -n Therm -c >> 04:epcos_B57560G1104,05:epcos_B57560G1104 -b CRAMPS >> >> ########################### >> #Spindle and Feed Override# >> ########################### >> >> loadrt conv_float_s32 count=2 >> >> #newsig bed.temp.meas float >> #newsig Feed.override float >> >> net conv-float-s32.1.in <= Therm.ch-04.value >> net conv-float-s32.1.out => halui.spindle-override.counts >> >> setp halui.spindle-override.scale 0.1 >> #net bed.temp.meas <= Therm.ch-04.value >> #net bed.temp.meas => halui.spindle-override.counts# <= Therm.ch-04.value >> >> #setp halui.feed-override.scale 0.01 >> #net Spindle.override <= Therm.ch-05.value >> #net Feedoverride halui.feed-override.counts# <= Therm.ch-05.value >> >> >> thanks >> >> Am Samstag, 15. Oktober 2016 18:12:19 UTC+2 schrieb Charles Steinkuehler: >>> >>> On 10/14/2016 6:11 PM, Sag ich Dir nich wrote: >>> > Hi, >>> > >>> > i have some questions about the file >>> > >>> > from the "readtemp.py" file: >>> > # The BeBoPr board thermistor input has one side grounded and the other >>> > side >>> >>> The BeBoPr is probably the most complex example to use as a reference, >>> since it has a more complicated input circuit than any of the other >>> boards. >>> >>> Basically, you need to create a routine that converts a raw ADC value >>> into the resistance of your variable resistor. How to do this depends >>> on how you have the resistor connected and the input circuitry (if >>> any) between the ADC and your variable resistor. >>> >>> If you are using a standard board (BeBoPr or CRAMPS or whatever) you >>> can use the routine for that board to get a resistance value as long >>> as you haven't changed any of the input circuitry. >>> >>> What you do with the resistance value from there on is up to you, you >>> can feed it directly into HAL as a value, convert it to a percentage, >>> apply a linear or log scale to the value (which might be needed to get >>> the response curve you want from various dial positions which again >>> will depend on the type of potentiometer you are using and the input >>> circuitry). >>> >>> -- >>> Charles Steinkuehler >>> cha...@steinkuehler.net > > -- > website: http://www.machinekit.io blog: http://blog.machinekit.io github: > https://github.com/machinekit > --- > You received this message because you are subscribed to the Google Groups > "Machinekit" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to machinekit+unsubscr...@googlegroups.com. > Visit this group at https://groups.google.com/group/machinekit. > For more options, visit https://groups.google.com/d/optout. -- website: http://www.machinekit.io blog: http://blog.machinekit.io github: https://github.com/machinekit --- You received this message because you are subscribed to the Google Groups "Machinekit" group. To unsubscribe from this group and stop receiving emails from it, send an email to machinekit+unsubscr...@googlegroups.com. Visit this group at https://groups.google.com/group/machinekit. For more options, visit https://groups.google.com/d/optout.
