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  Topic: ADC with PIC18f4580
thanhandaithanh

Replies: 14
Views: 23452

PostForum: General CCS C Discussion   Posted: Tue Oct 31, 2017 8:15 am   Subject: ADC with PIC18f4580
You are sure you are connecting the voltage to the right pin?.

I have just tested this with a 4580 at 8MHz, and it merrily outputs the value on the port.


Can you upload the image of ISIS file ...
  Topic: ADC with PIC18f4580
thanhandaithanh

Replies: 14
Views: 23452

PostForum: General CCS C Discussion   Posted: Tue Oct 31, 2017 8:08 am   Subject: ADC with PIC18f4580
Even with the second version as posted?.

What is on port B?.

Yes, even with your second version
Nothing on port B

[/img]
  Topic: ADC with PIC18f4580
thanhandaithanh

Replies: 14
Views: 23452

PostForum: General CCS C Discussion   Posted: Tue Oct 31, 2017 7:52 am   Subject: ADC with PIC18f4580
Unfortunately, some comments are being addressed to code that was a reply to the original post.

Lets just look at the original:

First comment. Have you verified that the PIC is actually running? ...
  Topic: ADC with PIC18f4580
thanhandaithanh

Replies: 14
Views: 23452

PostForum: General CCS C Discussion   Posted: Mon Oct 30, 2017 10:48 pm   Subject: ADC with PIC18f4580
What PIC do you really have ? Your title says 18F4580, but your program
says 18F458. Those are different PICs.

What is your CCS compiler version ?
I tried both of them, they don't work
  Topic: ADC with PIC18f4580
thanhandaithanh

Replies: 14
Views: 23452

PostForum: General CCS C Discussion   Posted: Mon Oct 30, 2017 10:47 pm   Subject: Re: ADC with PIC18f4580
http://i64.tinypic.com/29y4ho3.png

modify according to your settings

http://i65.tinypic.com/209sxgn.png

I don't know what is problem in my code ?
  Topic: ADC with PIC18f4580
thanhandaithanh

Replies: 14
Views: 23452

PostForum: General CCS C Discussion   Posted: Mon Oct 30, 2017 9:27 pm   Subject: ADC with PIC18f4580
I have a problem with read_adc(). I cannot read adc value from AN0 of this Pic
This is my code:

#include <18f458.h>
#fuses HS,NOWDT,NOPROTECT,NOLVP
#device adc=8
#use delay(clock=2000 ...
 
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