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  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Mon Jan 23, 2012 4:52 am   Subject: Serial data problem with upgrade 4.099 to 4.124
Thanks for response, Ttelmah

You were right. I was using a fprintf instruction for debugging trap conflicts interrupts so it was causing the problem.

Thank you !!
  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Sun Jan 15, 2012 6:24 pm   Subject: Serial data problem with upgrade 4.099 to 4.124
Hello my friends,

It's working now. I was looking for instruction that was generating warnings, so I found a fprintf statement that i was using for debug. The warning disappeared when i commented t ...
  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Fri Jan 13, 2012 11:36 am   Subject: Serial data problem with upgrade 4.099 to 4.124
In a previous post you've got what appears to be a 32bit math operation that will disable interrupts.....that takes a LOT of time and I can see the UART buffer being overrun unless coding that we have ...
  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Fri Jan 13, 2012 10:48 am   Subject: Serial data problem with upgrade 4.099 to 4.124
Zigbee will involve interfacing to a RF transceiver. The transceiver's receiver is asynchronous. Further the whole system is half duplex. Next timing is very critical. Generally this means that the ...
  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Fri Jan 13, 2012 10:44 am   Subject: Serial data problem with upgrade 4.099 to 4.124
Interrupts aren't parallel processes. In the main code the compiler expects that an interrupt can occur at any point in the code. Now suppose you use a function in the main code that takes a few inst ...
  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Fri Jan 13, 2012 7:56 am   Subject: Serial data problem with upgrade 4.099 to 4.124
Just for helping somebody helping me.

My code gives me some warnings:
>>> Warning 216 "main.c" Line 5396(0,1): Interrupts disabled during call to prevent re-entrancy: (@PUTCHA ...
  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Fri Jan 13, 2012 6:33 am   Subject: Serial data problem with upgrade 4.099 to 4.124
I don't know what is happening. Somebody has more any idea ? I'll contact CCS support.

Thanks
  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Fri Jan 13, 2012 5:12 am   Subject: Serial data problem with upgrade 4.099 to 4.124
Thanks for response, asmboy.
I'm doing exactly it.

Thanks
  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Thu Jan 12, 2012 6:12 pm   Subject: Serial data problem with upgrade 4.099 to 4.124
First I would - if possible - USE A SMALLER buffer
and then poll Zkbhit more often.

Thanks for response, asmboy. What are you mean about poll more often ? I'm polling as fast as possible.


T ...
  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Thu Jan 12, 2012 11:55 am   Subject: Serial data problem with upgrade 4.099 to 4.124
UART1, works instead of needing to specify the TX/RX pins, so this one wouldn't cause a problem, but ERRORS, is absolutely essential. It should _only_ be omitted if you are handling errors yourself. S ...
  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Thu Jan 12, 2012 10:37 am   Subject: Serial data problem with upgrade 4.099 to 4.124
Thanks for response asmboy.

I forgot but I define pins tx e rx. See code:

#pin_select U1Tx=PIN_B13
#pin_select U1Rx=PIN_B14


I'll do some tests and I will repply again. Thanks.
  Topic: Serial data problem with upgrade 4.099 to 4.124
cassioriguela

Replies: 22
Views: 18725

PostForum: General CCS C Discussion   Posted: Thu Jan 12, 2012 9:22 am   Subject: Serial data problem with upgrade 4.099 to 4.124
Dear friends,

I have a problem with upgrade 4.099 to 4.124. I have a firmware that receives some data from serial interface and put it into a buffer, like EX_SISR.C. After updated, I have some data ...
  Topic: can not write,read again from SPI flash w/ 18F2550
cassioriguela

Replies: 13
Views: 23453

PostForum: General CCS C Discussion   Posted: Sun Dec 18, 2011 8:56 pm   Subject: can not write,read again from SPI flash w/ 18F2550
Hello,

Try to configure spi module by #use spi or setup_spi functions.

Thanks!
  Topic: dsPIC33f Bootloader issues. Help!
cassioriguela

Replies: 11
Views: 14972

PostForum: General CCS C Discussion   Posted: Mon Dec 12, 2011 5:31 am   Subject: dsPIC33f Bootloader issues. Help!
Hello dear friends.

I have some new strange problems.
When I read program memory with read_program_memory I have a problem with SPI and it does'n work. I'm using a SPI memory and after using read ...
  Topic: dsPIC33f Bootloader issues. Help!
cassioriguela

Replies: 11
Views: 14972

PostForum: General CCS C Discussion   Posted: Thu Dec 08, 2011 11:21 am   Subject: dsPIC33f Bootloader issues. Help!
Thank you again, Andrew.

I won't remap interrupt vector, I just want to know about this issue.

Now, I have problems in saving reset vector before erasing IVT and app area. When I call read_progr ...
 
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