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Altera_Forum
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14 years ago

Writing .txt file in SD Card - DE2

Hello, I am Student from a University beginner in FPGAs, and I was doing a project with Nios II that uses a Altera DE2 Board to do some operations and save the results. The main ideia was to transmit...
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Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

Gp150, I did this to write a float value to the SD: 


char *name = malloc(sizeof(char) * 10); // a string with 9 positions; 1 is for the '\0'
float valor = 3.14; //for example
sprintf(name, "%.2f", valor); //prints the float value to the string
int i = 0;
while(name != '\0')
{
    alt_up_sd_card_write(handler, name);
    i++;
}

Hope this helps you.

Also, if you want to add a new line:

alt_up_sd_card_write(handler, 13);

alt_up_sd_card_write(handler, 10);