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  Topic: pic18f pwm initialization
Oleg_S

Replies: 11
Views: 28076

PostForum: General CCS C Discussion   Posted: Thu May 10, 2012 4:49 pm   Subject: pic18f pwm initialization
Thanks. 32MHz working both hardware and software delay.

You do realise 40MHz can only be done with either an external 10MHz crystal, or an external 40MHz clock input?.

As far as I understood my ...
  Topic: pic18f pwm initialization
Oleg_S

Replies: 11
Views: 28076

PostForum: General CCS C Discussion   Posted: Wed May 09, 2012 4:05 pm   Subject: pic18f pwm initialization
And last one for today - I had problems with setting oscillator speed by #use delay(). I've tried different ways and either hardware speed was wrong but delay_ms() correct or vice versa.
I use intern ...
  Topic: pic18f pwm initialization
Oleg_S

Replies: 11
Views: 28076

PostForum: General CCS C Discussion   Posted: Wed May 09, 2012 3:47 pm   Subject: pic18f pwm initialization
Another question - now all my 3 channels have the same period which is set by Timer2 Prescaler and Period Register PR2. Duty of each PWM is hold in CCPRxH & CCPRxL.
What datasheet says about tha ...
  Topic: pic18f pwm initialization
Oleg_S

Replies: 11
Views: 28076

PostForum: General CCS C Discussion   Posted: Wed May 09, 2012 3:27 pm   Subject: pic18f pwm initialization
Thank you. It's more clear now. But where is it described? I've tried searching ccs help file with no luck.
I've worked all day on this and managed to make it working with some changes. Closer look ...
  Topic: pic18f pwm initialization
Oleg_S

Replies: 11
Views: 28076

PostForum: General CCS C Discussion   Posted: Tue May 08, 2012 11:49 pm   Subject: pic18f pwm initialization
Hi, it's v4.120. Thank you.
  Topic: pic18f pwm initialization
Oleg_S

Replies: 11
Views: 28076

PostForum: General CCS C Discussion   Posted: Tue May 08, 2012 3:11 pm   Subject: pic18f pwm initialization
hi,
first of all I want to say thank you for this community. I've learned much from your posts.

And now is my project: I am going to build 3 phase pwm sinewave generator for step-up transformer. ...
 
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