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  Topic: Write more than 512B in a SD card? Please help
kalambraka

Replies: 1
Views: 4877

PostForum: General CCS C Discussion   Posted: Sat Jan 28, 2012 10:12 am   Subject: Write more than 512B in a SD card? Please help
Hi guys!

I'm trying to use a SD card as data logger with tommi's code (mmc_spi_fat32.c).

I know that writes are in blocks of 512B. The problem is that I can only write 512B in the first sector. ...
  Topic: SD fat32 write problem
kalambraka

Replies: 2
Views: 4759

PostForum: General CCS C Discussion   Posted: Wed Jan 25, 2012 11:55 am   Subject: SD fat32 write problem
Thanks for the reply.

If I open again the file inside the loop, then I see nothing in the SD card...
It's really strange...

The only solution that I found is sending data with zeros in another ...
  Topic: SD fat32 write problem
kalambraka

Replies: 2
Views: 4759

PostForum: General CCS C Discussion   Posted: Tue Jan 24, 2012 10:37 pm   Subject: SD fat32 write problem
Hi guys!

I'm interfacing a PIC18F2455 with a SD card using the mmc_spi_fat32.c library.

I send data coming from sensors to the card using the fwrite function, and then I can see it (so, it's se ...
 
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