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| Search found 207 matches |
| Author | Message |
|---|---|
 Topic: universal RS232 communication protocol between controllers |
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| jds-pic Replies: 20 Views: 26785 |
 Forum: General CCS C Discussion Posted: Wed Jun 05, 2013 7:45 am Subject: universal RS232 communication protocol between controllers |
| OP:
see my posts in this thread, http://www.ccsinfo.com/forum/viewtopic.php?t=25980 including http://losdos.dyndns.org/public/pic-uC/cbus-protocol-spec-draft-rev1.pdf jds-pic |
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| Topic: Printf used in dsPIC33f |
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| jds-pic Replies: 9 Views: 14265 |
Forum: General CCS C Discussion Posted: Thu Nov 18, 2010 11:44 am Subject: Printf used in dsPIC33f |
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I found it was 1.07 seconds other than 1 second. So I try use chips internal clock then it works properly. So i think I need to change the crystal. the clock variation that you document above (+7%) ... |
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| Topic: Float in eeprom using #rom getenv("EEPROM_ADDRESS" |
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| jds-pic Replies: 9 Views: 13830 |
Forum: General CCS C Discussion Posted: Thu Nov 18, 2010 11:33 am Subject: Re: Float in eeprom using #rom getenv("EEPROM_ADDRESS&q |
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In the code above, how to write into eeprom the 1.8 float value as 32-bit float instead of the "string"? the EEPROM internal construction is 8 bits (1 byte); in these 8 bits you can store ... |
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| Topic: Printf used in dsPIC33f |
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| jds-pic Replies: 9 Views: 14265 |
Forum: General CCS C Discussion Posted: Wed Nov 17, 2010 9:35 pm Subject: Printf used in dsPIC33f |
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unsigned int8 i=0; ... printf("%d",i); Check your manual... is "%d" used for signed int or unsigned int? It shows on Hyper terminal Do not use Hyperterminal ... |
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| Topic: Printf used in dsPIC33f |
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| jds-pic Replies: 9 Views: 14265 |
Forum: General CCS C Discussion Posted: Wed Nov 17, 2010 4:08 pm Subject: Re: Printf used in dsPIC33f |
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70 70 0D 0A 70 71 0D 0A 70 72 0D 0A 70 73 0D 0A 70 74 0D 0A 81 I have highlighted the CR/LF above. 70 70 0D 0A 70 71 0D 0A 70 72 0D 0A 70 73 0D 0A 70 74 0D 0A 81 I have highlighted variable & ... |
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| Topic: Printf used in dsPIC33f |
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| jds-pic Replies: 9 Views: 14265 |
Forum: General CCS C Discussion Posted: Wed Nov 17, 2010 4:03 pm Subject: Re: Printf used in dsPIC33f |
| I used dsPIC33F want to print out:
0 CrLf The program like this for(i=0;i<5;i++) what size is i? int8? int16? printf("%2x",i); what does your CCS manua ... |
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| Topic: Problem with serial on 12f629 |
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| jds-pic Replies: 4 Views: 7755 |
Forum: General CCS C Discussion Posted: Wed Nov 17, 2010 3:54 pm Subject: Re: Problem with serial on 12f629 |
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problem with serial output, the hyperterminal please use another tool for debugging serial problems. Hyperterminal is not a good, reliable program for effective debugging. Using TeraTerm or simi ... |
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| Topic: How to enable the interrupt after disable it |
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| jds-pic Replies: 5 Views: 8267 |
Forum: General CCS C Discussion Posted: Tue Nov 16, 2010 9:38 pm Subject: How to enable the interrupt after disable it |
| read this:
http://www.ccsinfo.com/forum/viewtopic.php?t=29483 refer specifically to items 2, 3, and 6. jds-pic |
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| Topic: Problems linking object files - .cof and .hex not created |
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| jds-pic Replies: 2 Views: 6240 |
Forum: General CCS C Discussion Posted: Tue Nov 16, 2010 4:10 pm Subject: Re: Problems linking object files - .cof and .hex not create |
| but I now believe I have the correct CCS compiler for the job
What version of compiler do you have? jds-pic |
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| Topic: PIC to PIC communication through RS485 |
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| jds-pic Replies: 11 Views: 54547 |
Forum: General CCS C Discussion Posted: Tue Nov 16, 2010 4:07 pm Subject: PIC to PIC communication through RS485 |
| HI jds-pic,
Can you please show me some sample code for initialize the MCU protocol?? After reading through the pdf file that you given to me, I found that I understand the concept but I have a littl ... |
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| Topic: reset_cpu() way doesn't work properly with my code |
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| jds-pic Replies: 1 Views: 4725 |
Forum: General CCS C Discussion Posted: Mon Nov 15, 2010 1:25 pm Subject: Re: reset_cpu() way doesn't work properly with my code |
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but it seems that the chip will just hang after invoked reset_cpu() it works on some computers, but will hang on others any idea? Read my post 1/3rd of the way down this thread: http://www.ccsin ... |
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| Topic: PIC to PIC communication through RS485 |
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| jds-pic Replies: 11 Views: 54547 |
Forum: General CCS C Discussion Posted: Mon Nov 15, 2010 1:17 pm Subject: Re: PIC to PIC communication through RS485 |
| Hi, guys. Im having a project which is about communication between 1 master to multiple slave.
Here is an example of a single master/multiple slave protocol. Read it. http://losdos.dyndns.org/publ ... |
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| Topic: How to Establish RS-485 communication |
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| jds-pic Replies: 6 Views: 11959 |
Forum: General CCS C Discussion Posted: Thu Nov 11, 2010 3:09 pm Subject: How to Establish RS-485 communication |
| thanks for your reply,
Well i have a distance that is more than 15 feet and needs to connect my PC to multiple devices. the device is an analog receiver and i need to transmit them to PC via 485, Rs- ... |
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| Topic: Calculate 8 bit DOW CRC |
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| jds-pic Replies: 1 Views: 33561 |
Forum: Code Library Posted: Mon Dec 14, 2009 9:12 am Subject: Calculate 8 bit DOW CRC |
| see also
http://www.ccsinfo.com/forum/viewtopic.php?t=26264 and http://www.ccsinfo.com/forum/viewtopic.php?t=19520 jds-pic |
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| Topic: what is rs-485 |
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| jds-pic Replies: 6 Views: 7498 |
Forum: General CCS C Discussion Posted: Mon Sep 15, 2008 10:08 am Subject: what is rs-485 |
| for some ideas, see
http://www.ccsinfo.com/forum/viewtopic.php?t=25980 and refer specifically to the PDF file i linked to near the bottom of the first page... http://losdos.dyndns.org:8080/public ... |
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