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| Search found 10 matches |
| Author | Message |
|---|---|
 Topic: Remapped Interrupt Vectors Problem |
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| SBTECH Replies: 5 Views: 12987 |
 Forum: General CCS C Discussion Posted: Fri Feb 01, 2013 10:05 am Subject: Remapped Interrupt Vectors Problem |
| Hi fellows ,
I have accomplished some details of my bootloader after your suggestions here. Now I have another little problem to solve. I am able to load my application software to my PIC thro ... |
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| Topic: Remapped Interrupt Vectors Problem |
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| SBTECH Replies: 5 Views: 12987 |
Forum: General CCS C Discussion Posted: Mon Jan 28, 2013 6:51 am Subject: Remapped Interrupt Vectors Problem |
| Ttelmah, You are a life saver ! Thank you very much it works !! | |
| Topic: Remapped Interrupt Vectors Problem |
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| SBTECH Replies: 5 Views: 12987 |
Forum: General CCS C Discussion Posted: Mon Jan 28, 2013 5:42 am Subject: Remapped Interrupt Vectors Problem |
| Dear Ttelmah,
I am using the bootloader here , and it works fine. http://www.picprojects.net/serialbootloader/index.html Actually I did not manage to ask the question clearly. Problem is abou ... |
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| Topic: Remapped Interrupt Vectors Problem |
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| SBTECH Replies: 5 Views: 12987 |
Forum: General CCS C Discussion Posted: Mon Jan 28, 2013 4:36 am Subject: Remapped Interrupt Vectors Problem |
| Dear All ,
I am trying to make a bootloader over rs232, i can easily write in program memory with my bootloader program. It is fine. The problem is about the programs i am trying to load by boo ... |
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| Topic: 18f26k22 PLL xtal issue |
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| SBTECH Replies: 11 Views: 11976 |
Forum: General CCS C Discussion Posted: Thu Oct 04, 2012 3:20 am Subject: 18f26k22 PLL xtal issue |
Thank you very much Ttelmah , so as its said in the datasheet , i should not exceed 64 Mhz limit 
again another simple question , is there any chance adjust working frequency to 60 Mhz by using ... |
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| Topic: 18f26k22 PLL xtal issue |
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| SBTECH Replies: 11 Views: 11976 |
Forum: General CCS C Discussion Posted: Thu Oct 04, 2012 1:08 am Subject: 18f26k22 PLL xtal issue |
| Another question came to my mind while i am working on rs 232 comms today .
When PLL enabled in the fuses with 20Mhz crystal , and #use delay(clock=20M) When i set baud rate to 9600 bps , i g ... |
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| Topic: 18f26k22 PLL xtal issue |
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| SBTECH Replies: 11 Views: 11976 |
Forum: General CCS C Discussion Posted: Tue Oct 02, 2012 8:08 am Subject: 18f26k22 PLL xtal issue |
| It was a shame that i just connected crystal to wrong pins . It is now working according PLL situation.
By the what do you mean by osc out pin ? I could not find such a pin in the datasheet. T ... |
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| Topic: 18f26k22 PLL xtal issue |
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| SBTECH Replies: 11 Views: 11976 |
Forum: General CCS C Discussion Posted: Tue Oct 02, 2012 3:37 am Subject: 18f26k22 PLL xtal issue |
| By the way sorry for my unexperienced state but, what should be the amplitude of clock signal when measured between gnd and osc input pins of the mcu ? | |
| Topic: 18f26k22 PLL xtal issue |
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| SBTECH Replies: 11 Views: 11976 |
Forum: General CCS C Discussion Posted: Tue Oct 02, 2012 3:13 am Subject: 18f26k22 PLL xtal issue |
| I tested it with several crystals and it still does not work as it should be.
I also tried it with 4Mhz crystal and and with XT fuse. And on the scope screen i see 250 Khz pulse . So this explain ... |
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| Topic: 18f26k22 PLL xtal issue |
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| SBTECH Replies: 11 Views: 11976 |
Forum: General CCS C Discussion Posted: Tue Oct 02, 2012 2:12 am Subject: 18f26k22 PLL xtal issue |
| Dear friends ;
I am new to pic programming and CCS language, I have some experience with 8051 assembler. My problem is about working speed of pic 18f26/46k22 mcus. I use 20 Mhz external crysta ... |
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