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| Search found 12 matches |
| Author | Message |
|---|---|
 Topic: 16f877a UART interrupt not triggering |
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| xyzsor Replies: 1 Views: 4667 |
 Forum: General CCS C Discussion Posted: Fri Apr 22, 2011 6:11 am Subject: 16f877a UART interrupt not triggering |
| Hey guys.. Im having problems making the UART interrupt work.. I searched the forum and everywhere else but i cant really find what's missing in my code.. Could anyone please please help me.. It would ... | |
| Topic: help with UART interrupt to restart program sequence |
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| xyzsor Replies: 2 Views: 8564 |
Forum: General CCS C Discussion Posted: Thu Mar 31, 2011 11:28 am Subject: Solved thru reset |
| You need to read the character in the interrupt. The interrupt remains active, _till_ the character is read.
Using the goto in the interrupt, _will_ result in a stack overflow, and major problems. Y ... |
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| Topic: help with UART interrupt to restart program sequence |
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| xyzsor Replies: 2 Views: 8564 |
Forum: General CCS C Discussion Posted: Thu Mar 31, 2011 6:26 am Subject: help with UART interrupt to restart program sequence |
| Hi. Here's a short summary of my program.
#int_rda void rda_isr(void) { goto start; // this part doesn't really work } void main() { start: ... |
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| Topic: how to use PORTE and pinA4 of pic16f877a as output ? |
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| xyzsor Replies: 3 Views: 6246 |
Forum: General CCS C Discussion Posted: Mon Jan 31, 2011 11:41 am Subject: Thx |
| Cool. I never knew it was that simple. Thanks Ttelmah for the heads up. People in this forum are very helpful. | |
| Topic: how to use PORTE and pinA4 of pic16f877a as output ? |
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| xyzsor Replies: 3 Views: 6246 |
Forum: General CCS C Discussion Posted: Mon Jan 31, 2011 10:18 am Subject: how to use PORTE and pinA4 of pic16f877a as output ? |
| Hi guys. I'm quite new in uC programming. I'm using a pic16f877a.
I need to use pin A4 and port E as a TTL output. Is that possible? What configurations do I need to set? The only ones I trig ... |
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| Topic: Does the PIC16f877a's UART buffer flooded? Need help. |
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| xyzsor Replies: 2 Views: 5724 |
Forum: General CCS C Discussion Posted: Mon Jan 31, 2011 9:23 am Subject: Thanks |
| ERRORS......
Last answered on Saturday, in the thread 'continuous serial reception'. Do a search. Best Wishes Nice!.. Thanks a lot.. just one word, fixed it all.. Errors.. Again thanks.. ... |
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| Topic: Does the PIC16f877a's UART buffer flooded? Need help. |
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| xyzsor Replies: 2 Views: 5724 |
Forum: General CCS C Discussion Posted: Mon Jan 31, 2011 12:44 am Subject: Does the PIC16f877a's UART buffer flooded? Need help. |
| Good morning everyone. I have a little problem that I need help with.
I connected my PIC16f877a to a PC via UART. I could send data and the PIC would receive it. However I notice if the PIC is ... |
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| Topic: PIC16f877a Hex to Binary / Port Pin |
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| xyzsor Replies: 9 Views: 16580 |
Forum: General CCS C Discussion Posted: Wed Dec 29, 2010 1:43 am Subject: PIC16f877a Hex to Binary / Port Pin |
| Sweet!.. Your good PCM programmer!!...
Thanks alot.. And its even simpler than i thought!.. Again, Thanks PCM programmer.. |
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| Topic: PIC16f877a Hex to Binary / Port Pin |
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| xyzsor Replies: 9 Views: 16580 |
Forum: General CCS C Discussion Posted: Tue Dec 28, 2010 10:02 pm Subject: PIC16f877a Hex to Binary / Port Pin |
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Are you following? I was a bit confused a while ago.. But now i'm plain lost... I thought you could like make a structure that points to pin a0-3 and pin b4-7 to replace PORTB.. ... |
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| Topic: PIC16f877a Hex to Binary / Port Pin |
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| xyzsor Replies: 9 Views: 16580 |
Forum: General CCS C Discussion Posted: Tue Dec 28, 2010 6:07 pm Subject: PIC16f877a Hex to Binary / Port Pin |
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I'm not sure what you mean by "pin 1 to 4". Do you means bits ? Port bits are numbered 0 to 7 in the PIC. YES. Thats exactly what I meant. Sorry. Thanks for correcting me. ... |
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| Topic: PIC16f877a Hex to Binary / Port Pin |
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| xyzsor Replies: 9 Views: 16580 |
Forum: General CCS C Discussion Posted: Tue Dec 28, 2010 6:01 pm Subject: PIC16f877a Hex to Binary / Port Pin |
| Something to be very careful with is how the PC is handling your data you are sending. If you are using the standard windows drivers, I have (at least in the past) run into a number of instances wher ... | |
| Topic: PIC16f877a Hex to Binary / Port Pin |
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| xyzsor Replies: 9 Views: 16580 |
Forum: General CCS C Discussion Posted: Tue Dec 28, 2010 10:44 am Subject: PIC16f877a Hex to Binary / Port Pin |
| Good day guys.. I need a little help here
Here's my setup PC ---> UART ---> PIC16f877a ---> ARRAY of LED's The PC will transmit a series of in HEX data using UART to the PIC uC.. The ... |
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