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One issue I can immediately see is that you are using int for your ticks, which is an 8 bit value. That only will go up to 255 and then roll over to zero. Therefore you never reach 1000. You need to u ...

Hello everyone, i tried to use timer1 module of pic, but isn't work.

I tried to make a blink led with 1Hz of frequency:

t = (4 * 8 * (65536-65411)) / 4.10^6 = 1ms

#include <16f676.h> ...

The code finally worked! I thank everyone for their help and the time they spent helping me.
The changes:

#include <12F683.h>
#device adc=10
#FUSES NOWDT, INTRC_IO, NOCPD, NOPROTECT, NOM ...

In the last code of my answer, I directly tested the ADC value ... Apparently, read_adc() did not return a value greater than 0. Is the Adc module having problems?
When I get home, I will test the co ...

Thanks for the answers.
I made some changes to my code, but the led doesn't turn on:

#include <12F683.h>
#device adc=10
#FUSES NOWDT, INTRC_IO, NOCPD, NOPROTECT, NOMCLR, PUT, NOBROWNOUT, ...

Hi!
I'm trying to make a code to use the lm35 with pic12f683, using Vref (AN1) = 1.2V (with potentiometer). For testing, I'm just trying to light a led when the temperature exceeds 27C. What could be ...