Author |
Message |
Topic: Is planned a CCS for PIC32? |
metalm
Replies: 2
Views: 5135
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Forum: General CCS C Discussion Posted: Tue Mar 04, 2008 12:10 pm Subject: Is planned a CCS for PIC32? |
Thanks!! I saw the "products" page instead of "news" |
Topic: Is planned a CCS for PIC32? |
metalm
Replies: 2
Views: 5135
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Forum: General CCS C Discussion Posted: Tue Mar 04, 2008 5:07 am Subject: Is planned a CCS for PIC32? |
Hello, i am using CCS PCWHD for PIC24H, but i have a PIC32 starter kit and i want to program it with CCS. Does CCS plans a compiler for PIC32? |
Topic: Optimizations for SD-Card Access |
metalm
Replies: 42
Views: 39562
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Forum: General CCS C Discussion Posted: Wed Feb 13, 2008 7:49 am Subject: Optimizations for SD-Card Access |
Helo, me again
What if you enable the READ_BLK_MISALIGN parameter? this permits crossing block boundaries and then there is no need to bufferize an entire block?
also, i use the "multiread& ... |
Topic: Optimizations for SD-Card Access |
metalm
Replies: 42
Views: 39562
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Forum: General CCS C Discussion Posted: Wed Jan 30, 2008 5:21 am Subject: Optimizations for SD-Card Access |
well, this appeared without tabs |
Topic: Optimizations for SD-Card Access |
metalm
Replies: 42
Views: 39562
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Forum: General CCS C Discussion Posted: Wed Jan 30, 2008 5:20 am Subject: Optimizations for SD-Card Access |
Helo! why you don't use the card in the 4-wire mode? I was crazy for making this thing but i take almost 2 mega-bytes per second with pic24H @ 40 MIPS, this is my code, i hope this to be useful for yo ... |
Topic: LM35 temp sensor reading (10°C off) |
metalm
Replies: 18
Views: 38811
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Forum: General CCS C Discussion Posted: Wed Jan 02, 2008 5:20 am Subject: LM35 temp sensor reading (10°C off) |
The LM35 don't output few volts for connecting it directly to the AN pin of the pic? Don't need an operational amplifier?? |
Topic: Help! SD card in 4-bit mode |
metalm
Replies: 15
Views: 24434
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Forum: General CCS C Discussion Posted: Thu Aug 16, 2007 6:48 am Subject: Help! SD card in 4-bit mode |
I have search for the linux driver, but what I see, this uses SPI because the SD mode isn't "open code" :(
In chapter 4.8.2 indicates that the command is 48 bits long = 6 bytes long, ... |
Topic: Help! SD card in 4-bit mode |
metalm
Replies: 15
Views: 24434
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Forum: General CCS C Discussion Posted: Wed Aug 15, 2007 3:21 pm Subject: Help! SD card in 4-bit mode |
[quote="ckielstra"]You started out with a nice example program using the inbuilt CCS functions, why did you revert to the very low level of writing directly to the registers? To me it doesn' ... |
Topic: Help! SD card in 4-bit mode |
metalm
Replies: 15
Views: 24434
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Forum: General CCS C Discussion Posted: Wed Aug 15, 2007 8:44 am Subject: Help! SD card in 4-bit mode |
I am having problems with the initialization :( I don't know how to set the arguments of the ACMD41!!! the code is:
I must say the voltage ranges to the card thru the ACMD41 argument?? I am n ... |
Topic: Help! SD card in 4-bit mode |
metalm
Replies: 15
Views: 24434
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Forum: General CCS C Discussion Posted: Fri Aug 10, 2007 6:33 am Subject: Help! SD card in 4-bit mode |
THAKNYOU THAKNYOU THAKNYOU THAKNYOU!!
i will use that way, the code i have posted is from microchipC.com, may not be the best but helps me to understand some things hehe
I will send the ... |
Topic: Help! SD card in 4-bit mode |
metalm
Replies: 15
Views: 24434
|
Forum: General CCS C Discussion Posted: Thu Aug 09, 2007 12:09 pm Subject: Help! SD card in 4-bit mode |
YEESSS I have found the 2.2 specification! Hope that this is more useful...
http://www.digitalspirit.org/file/?aff=,/docs/sd/ProductManualSDCardv2.2final.pdf
download it fast because i don't thi ... |
Topic: Help! SD card in 4-bit mode |
metalm
Replies: 15
Views: 24434
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Forum: General CCS C Discussion Posted: Thu Aug 09, 2007 11:40 am Subject: Help! SD card in 4-bit mode |
OK! I must do that way because if i use a buffer of 512 bytes this will be so slow again
Another think i don't understand is the block addressing, my source (from micro ... |
Topic: Help! SD card in 4-bit mode |
metalm
Replies: 15
Views: 24434
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Forum: General CCS C Discussion Posted: Thu Aug 09, 2007 9:54 am Subject: Help! SD card in 4-bit mode |
Thanks but I think that the byte order is something impossible to change :(
it sends first the most significant BYTE of the 512 block, isn't it? hopefully that no! |
Topic: Help! SD card in 4-bit mode |
metalm
Replies: 15
Views: 24434
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Forum: General CCS C Discussion Posted: Thu Aug 09, 2007 6:38 am Subject: Help! SD card in 4-bit mode |
Thanks! I am already using the pic at 40 mhz (this is an 18F65J10 @ 3.3V) but when I see the LST file of the ccs compiller, I can view that the loss of time is when this waiting the flag of the SPI to ... |
Topic: Help! SD card in 4-bit mode |
metalm
Replies: 15
Views: 24434
|
Forum: General CCS C Discussion Posted: Wed Aug 08, 2007 2:08 pm Subject: Help! SD card in 4-bit mode |
Hello! I am bothering again....
I have tested a code from microchipC.com for using the SD card in spi mode, but the speed is not enough for me. I only can take a byte per 4.8 uS when I need a byte ... |
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