set_analog_pin(3)
On Aug 21, 1:55 am, funlw65 <[email protected]> wrote: > You don't need adc_nchannels. Is all in the second case/example from > the blog. > When analog pins are independent of each other, you need only to > specify the resolution (8 or 10bit, respectively false or true) and to > set which pin is set as digital with set_analog_pin(x). And if you > have a vref or not, of course. > > -- first, set all as digital, then > -- now configure ADC > const bit ADC_HIGH_RESOLUTION = false > const byte ADC_NVREF = 0 > -- we can't specify a number of ADC channel here, > -- or we'll get an error ! > include adc > adc_init() > -- now we declare the pin we want as analog ! > set_analog_pin(0) -- RA0/AN0 > set_analog_pin(4) -- RA4/AN4 > set_analog_pin(5) -- RB6/AN5 > > Rob Hamerling :: > > > Hi Seb, > > > I've tried to understand how to work with the ADC by reading the blog, > > some of the samples and the html docs. But I'm afraid it is rather foggy. > > > I want to build a single channel dimmer with a 12F683: a potmeter on > > GP4/AN3 and PWM output on GP2/CCP1. Should be simple! > > > It is not clear to me if I have to specify adc_nchannel is 1 or 4. I > > suspect I need 4 (since I use AN3), but how to 'get back' > > GP0/AN0..GP2/AN2 for other work? > > > I cannot get rid of a compile error: > > > k:/jallib/include/peripheral/adc/adc_clock.jal:149: "jallib_adcs" not > > defined > > > I've browsed the ADC libs but I could not find a reference to the > > 12F683. It is supposed to be supported? > > > It would be nice if you could provide me with an elementary setup! > > > Regards, Rob. > > > -- > > Rob Hamerling, Vianen, NL (http://www.robh.nl/) --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "jallib" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/jallib?hl=en -~----------~----~----~----~------~----~------~--~---
