Thanks vasile, I have tested your advice, oke. Op vrijdag 2 juli 2021 om 07:11:41 UTC+2 schreef vasile:
> ADC measurement is 8bit wide while your PWM has 10bit. > Measure your potmeter with 10bit resolution and then pass the result to > the PWM. > Your solution is ok if resolution loss does not count. > > > > On Thu, Jul 1, 2021 at 9:16 PM hans <[email protected]> wrote: > >> I have solved the problem by changing this part: >> >> var word measure -- ADC value / PWM duty >> cycle >> >> -- ---- mainline ---- >> forever loop >> measure = adc_read_low_res(ADC_CHANNEL) >> measure = measure *4 >> -- get ADC result >> pwm1_set_dutycycle_ratio(measure) >> --pwm1_set_dutycycle_percent(100) >> -- copy to PWM duty cycle >> end loop >> >> Op donderdag 1 juli 2021 om 19:23:47 UTC+2 schreef hans: >> >>> I have now downloaded the adc.jal from the latest discussion ( june >>> 2021), same result. >>> >>> Op donderdag 1 juli 2021 om 17:40:57 UTC+2 schreef hans: >>> >>>> Hello, it's me again >>>> I have tested this sample. The PWM goes from zero to about 25% and >>>> again.. manual set of the PWM gives the normal result, so i feel there is >>>> something wrong with the ADC reading. >>>> Hans >>>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "jallib" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/jallib/8202716d-2ae4-4407-8f6e-4a1e0181c1d8n%40googlegroups.com >> >> <https://groups.google.com/d/msgid/jallib/8202716d-2ae4-4407-8f6e-4a1e0181c1d8n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "jallib" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/jallib/1a1791cc-9c47-4e9b-b1c6-48612177bec7n%40googlegroups.com.
