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  Topic: Is planned a CCS for PIC32?
metalm

Replies: 2
Views: 5135

PostForum: 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

PostForum: 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

PostForum: 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

PostForum: General CCS C Discussion   Posted: Wed Jan 30, 2008 5:21 am   Subject: Optimizations for SD-Card Access
well, this appeared without tabs Sad
  Topic: Optimizations for SD-Card Access
metalm

Replies: 42
Views: 39562

PostForum: 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

PostForum: 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

PostForum: 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

PostForum: 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

PostForum: 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

PostForum: 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 Razz

I will send the ...
  Topic: Help! SD card in 4-bit mode
metalm

Replies: 15
Views: 24434

PostForum: 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

PostForum: 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 Sad Sad Sad Sad

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

PostForum: 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

PostForum: 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

PostForum: 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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