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  Topic: Enable & Disable RS232 at runtime
mfeinstein

Replies: 7
Views: 12375

PostForum: General CCS C Discussion   Posted: Thu Mar 21, 2013 9:32 pm   Subject: Enable & Disable RS232 at runtime
I am using a PIC18F2550 and this only works for me if I call a 'setup_uart(1);' after a 'setup_uart(0);'.
If I try like Ttelmah said, just placing a 'setup_uart(baud_rate_you_want);' it never turns ...
  Topic: Extended set extension and Indexed Addressing
mfeinstein

Replies: 6
Views: 10170

PostForum: General CCS C Discussion   Posted: Thu Nov 15, 2012 9:35 am   Subject: Extended set extension and Indexed Addressing
Oh..now it makes sense ;)
Thanks Ttelmah
  Topic: Extended set extension and Indexed Addressing
mfeinstein

Replies: 6
Views: 10170

PostForum: General CCS C Discussion   Posted: Wed Nov 14, 2012 9:21 pm   Subject: Extended set extension and Indexed Addressing
So why they give you the option to enable it, if the compiler doesnt support it?
  Topic: Extended set extension and Indexed Addressing
mfeinstein

Replies: 6
Views: 10170

PostForum: General CCS C Discussion   Posted: Wed Nov 14, 2012 8:33 pm   Subject: Extended set extension and Indexed Addressing
Sorry PCM Programmer, I did not understand your answer...could you make it more clear please?
  Topic: Extended set extension and Indexed Addressing
mfeinstein

Replies: 6
Views: 10170

PostForum: General CCS C Discussion   Posted: Wed Nov 14, 2012 7:30 pm   Subject: Extended set extension and Indexed Addressing
Hi,
I am wondering, are there any "pros and cons" regarding the "Extended set extension and Indexed Addressing"?
What are the reasons to leave it enabled or disabled?
Thanks!
  Topic: PIC Postscaler
mfeinstein

Replies: 2
Views: 6286

PostForum: General CCS C Discussion   Posted: Thu Oct 04, 2012 6:56 pm   Subject: PIC Postscaler
I think I got myself the answer...if you are reading the timer and thus want more resolution in your timer, you can keep a good resolution and still only interrupt later, having this way a "simul ...
  Topic: PIC Postscaler
mfeinstein

Replies: 2
Views: 6286

PostForum: General CCS C Discussion   Posted: Thu Oct 04, 2012 6:48 pm   Subject: PIC Postscaler
Hi guys, I am not understanding very well the difference between the Prescaler and the Postscaler, at the end, they seem to be the same thing for me.
For example, if I have a 2:1 Prescaler and a 2:1 ...
  Topic: How to clear completely an interrupt??
mfeinstein

Replies: 7
Views: 17848

PostForum: General CCS C Discussion   Posted: Fri Sep 07, 2012 1:02 pm   Subject: How to clear completely an interrupt??
Ok! Thanks guys!
  Topic: How to clear completely an interrupt??
mfeinstein

Replies: 7
Views: 17848

PostForum: General CCS C Discussion   Posted: Fri Sep 07, 2012 2:00 am   Subject: How to clear completely an interrupt??
Ttelmah, so I am assuming that a call like clear_interrupt(INT_TIMER0|INT_TIMER1|INT_TIMER2); wouldn't be valid also right?
When you say that "you must clear the hardware event" it's also v ...
  Topic: How to clear completely an interrupt??
mfeinstein

Replies: 7
Views: 17848

PostForum: General CCS C Discussion   Posted: Thu Sep 06, 2012 7:35 pm   Subject: How to clear completely an interrupt??
Ttelmah, I am dealing with the case you specified as:

"The first, would be if you are 'enabling' an interrupt, which may have already triggered in the past, and you don't want the handler cal ...
  Topic: PIC18F2550 - Timer1 Interrupt causing error in Timer0
mfeinstein

Replies: 26
Views: 35467

PostForum: General CCS C Discussion   Posted: Thu Sep 06, 2012 11:25 am   Subject: PIC18F2550 - Timer1 Interrupt causing error in Timer0
Guys, problem solved! Ttelmah was completely right and FvM gave me the final answer: The answer why you see a 250 ms interrupt lock instead of 1000 ms in your code. It's due to the fact that the compi ...
  Topic: PIC18F2550 - Timer1 Interrupt causing error in Timer0
mfeinstein

Replies: 26
Views: 35467

PostForum: General CCS C Discussion   Posted: Tue Sep 04, 2012 10:01 pm   Subject: PIC18F2550 - Timer1 Interrupt causing error in Timer0
jeremiah, I dont "wish" to be rude, but it is kind of offensive to read stuff as "unless you supply the correct information.", " Your setup looks funky", "You're not ...
  Topic: PIC18F2550 - Timer1 Interrupt causing error in Timer0
mfeinstein

Replies: 26
Views: 35467

PostForum: General CCS C Discussion   Posted: Tue Sep 04, 2012 9:31 pm   Subject: PIC18F2550 - Timer1 Interrupt causing error in Timer0
Sorry...I was in a hurry and thought about clock instead...
in any case, the crystal is written in the code as "20MHz oscillator input"...and I am sorry to be rude but "keeping track&q ...
  Topic: PIC18F2550 - Timer1 Interrupt causing error in Timer0
mfeinstein

Replies: 26
Views: 35467

PostForum: General CCS C Discussion   Posted: Tue Sep 04, 2012 9:09 pm   Subject: PIC18F2550 - Timer1 Interrupt causing error in Timer0
jeremiah,
I am sure my FUSES are all right...the delays work fine, so does the timers (when there are no reentracy functions of course)...and I am using USB.

I get the 20MHz and divide it by 5 get ...
  Topic: PIC18F2550 - Timer1 Interrupt causing error in Timer0
mfeinstein

Replies: 26
Views: 35467

PostForum: General CCS C Discussion   Posted: Tue Sep 04, 2012 7:07 pm   Subject: PIC18F2550 - Timer1 Interrupt causing error in Timer0
jeremiah...48MHz for sure...go to the datasheet and look at the oscillator part...in order to use the PLL to achieve 48MHz you have to assure 4MHz before ;)
 
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