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| Search found 12 matches |
| Author | Message |
|---|---|
 Topic: Need help in creating pulse counter |
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| yoonees Replies: 5 Views: 6819 |
 Forum: General CCS C Discussion Posted: Tue Jul 28, 2009 10:14 pm Subject: Need help in creating pulse counter |
| Just to add, the reason why I used the delays in the codes is because sometimes there are unwanted short pulses (something like bouncing in button pushes). | |
| Topic: Need help in creating pulse counter |
|
| yoonees Replies: 5 Views: 6819 |
Forum: General CCS C Discussion Posted: Tue Jul 28, 2009 8:35 pm Subject: Need help in creating pulse counter |
| How long does the pulse go low ?
You mean the period between 2 high pulses? It's about 400 - 500 ms. |
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| Topic: Need help in creating pulse counter |
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| yoonees Replies: 5 Views: 6819 |
Forum: General CCS C Discussion Posted: Tue Jul 28, 2009 7:44 pm Subject: Need help in creating pulse counter |
| Are you counting button pushes ? Here's a program that will
debounce pushbuttons, and record the keypresses in a buffer. It's interrupt-driven, so it's suitable for multi-tasking: http://www.ccs ... |
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| Topic: Need help in creating pulse counter |
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| yoonees Replies: 5 Views: 6819 |
Forum: General CCS C Discussion Posted: Tue Jul 28, 2009 10:04 am Subject: Need help in creating pulse counter |
| Hi all,
I'm trying to create a pulse counter to count pulses for 15 seconds and the value will be displayed on an LCD. This value will be refreshed every 15 seconds. Earlier, I modified PCM program ... |
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| Topic: Weird MMC FAT16 Behaviour |
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| yoonees Replies: 4 Views: 7338 |
Forum: General CCS C Discussion Posted: Sat Jul 18, 2009 1:29 am Subject: Weird MMC FAT16 Behaviour |
| While looking through the format() function in the fat.c driver, I noticed something. In line 2919,
char BS_FilSysType[] = "FAT12 "; Isn't it supposed to be: char BS_FilSysTyp ... |
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| Topic: Weird MMC FAT16 Behaviour |
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| yoonees Replies: 4 Views: 7338 |
Forum: General CCS C Discussion Posted: Thu Jul 16, 2009 9:00 pm Subject: Weird MMC FAT16 Behaviour |
| Master Boot Record
I google that MBR So the MBR contain all the info on the structure of the card, size, how many sector, etc. ) so if we screw up the MBR, the SD card is a BIG eeprom! When we ... |
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| Topic: Problem ex_fat.c unable to create file/directory on MMC card |
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| yoonees Replies: 11 Views: 21367 |
Forum: General CCS C Discussion Posted: Thu Jul 16, 2009 8:51 pm Subject: Problem ex_fat.c unable to create file/directory on MMC card |
| When I try to format my 8MB SD card, it does not work:
/> format 8192 Formatting media (size=8192): Error formatting media 1024 * 8 = 8192 I can still write stuff on it. I ca ... |
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| Topic: Weird MMC FAT16 Behaviour |
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| yoonees Replies: 4 Views: 7338 |
Forum: General CCS C Discussion Posted: Wed Jul 15, 2009 8:59 am Subject: Weird MMC FAT16 Behaviour |
| Hello all,
I managed to get ex_fat.c from the PICC library working. Currently, I'm experiencing the same problem as matt1971 (http://www.ccsinfo.com/forum/viewtopic.php?t=36580). I'm able to write ... |
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| Topic: Problem ex_fat.c unable to create file/directory on MMC card |
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| yoonees Replies: 11 Views: 21367 |
Forum: General CCS C Discussion Posted: Tue Jul 14, 2009 2:32 am Subject: Problem ex_fat.c unable to create file/directory on MMC card |
| So you are simply using ex_fat.c connected to hyperterminal?
Yes. Don't forget to change the CS, DataIn, DataOut and CLK pins on ex_fat.c and mmcsd.c to suit your microcontroller type. 
... |
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| Topic: Problem ex_fat.c unable to create file/directory on MMC card |
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| yoonees Replies: 11 Views: 21367 |
Forum: General CCS C Discussion Posted: Mon Jul 13, 2009 1:31 am Subject: Problem ex_fat.c unable to create file/directory on MMC card |
| Hi guys,
I'm still struggling to get this to work. Any help/ideas/suggestions would be greatly appreciated! 
My main objective is to be able to use the microcontroller as a datalogger and the ... |
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| Topic: Problem ex_fat.c unable to create file/directory on MMC card |
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| yoonees Replies: 11 Views: 21367 |
Forum: General CCS C Discussion Posted: Wed Jul 01, 2009 9:45 pm Subject: Problem ex_fat.c unable to create file/directory on MMC card |
| Hi ckielstra,
Thank you so much for replying!
I'm sorry I forgot to mention in the previous post that the codes are from the PICC/Examples folder (ex_fat.c or fat_ex_shell.c). I just modi ... |
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| Topic: Problem ex_fat.c unable to create file/directory on MMC card |
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| yoonees Replies: 11 Views: 21367 |
Forum: General CCS C Discussion Posted: Wed Jul 01, 2009 4:18 am Subject: Problem ex_fat.c unable to create file/directory on MMC card |
| Hi all,
I'm having some problems getting ex_fat.c from the PICC Examples folder to work. Here are the details: Compiler version: PCWHD 4.057 PIC processor: PIC18F4550 Clock frequency: 20MHz ex ... |
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