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It was for fixed 1 ms interval.
I intended to fill 1ms with\
while (!interrupt_active(INT_TIMER1)) ;
Actual program is like:

while(1)
{
while (!interru ...

hello
i am controlling two motors with h-bridge controller.
i want to ask a question about frequent update of pwm duty.

#include <18f2520.H>
#fuses XT, NOWDT,NOBROWNOUT,PUT,NOLVP,NOMCLR
...

For me forum is not easy readable if poster don't like to hit enter. It is designed for 4:3 crt monitors i guess.

Other than i know this is ccs c forum but a section for electronics questions would ...

There was only a 10K pullup resistor on MCLR now there are diode and 10K.

Thanks for opinions.

In case of somebody have same problem i have solved it with a diode between Vpp and 5V.

I was making hobby circuits with lcd,l ed and some sensors. It was easy work with the ...

OK
beside your point what i want to ask is electrically which one is correct

B regulator --> bypass cap --> power pins
A regulator --> power pins --> bypass cap

is there any differ ...

https://i.imgur.com/eBU4ors.jpg

Is there any difference about placing the 100nf or is it best to solder directly to power pins?

hello
I am working on a robot controller card which have main 18f2520 and 12f629.

Because of robot unfit chassis in some certain maneuvers robot make drifts and this cause 18f2520 have reset MC ...

I have found the problem.
I am using carrier board for sensors and 1.3v caused by indicator led.
Since previous ones did their job i didn't check last party which has bad design.

I removed led n ...

i tried sensor output with b0 and a0 result was same.

i cut sensor cable and directly gave - and + to a2 from circuit it worked and this connection works with a0 and b0 as well.

interestingly th ...

i tried with brackets no difference

same code works ok with 18f2520

Hello i am using 18lf252 with 5V.
I have 5 digital sensors on porta.
Regardless of sensor output, reading from pin a2 is "1" so !input(pin_a2)=0 all the time.
All sensors are working. I c ...

Thanks Ttelmah for detailed specific informations Shocked

I am following this forum for years sometimes i can't be sure about if you are a single person or a group of people from all electronics b ...

I will find a space or make one.

Thanks for your replies.

thank you for lecture like explanations
i am using 3s lipo battery and capacitor for h bridge driver.

problem is i dont have enough space for large capacitors.
i will try 1000 uf 16v firstly, if ...