Mikroelektronika MIKROE-350 Hoja De Datos

267

- SOFTWARE AND HARDWARE SOLUTIONS FOR EMBEDDED WORLD

CHAPTER 6

sub procedure Mmc_Fat_Write(dim byref fdata as byte[512], dim
data_len 

as word)

Nothing.

Writes requested number of bytes to the currently assigned file opened for writing.

Parameters:

- 

fdata:

data to be written. 

- 

data_len:

number of bytes to be written. 

MMC/SD card and MMC library must be initialized for file operations. See
Mmc_Fat_Init.

The file must be previously assigned. See Mmc_Fat_Assign.

The file must be opened for writing. See Mmc_Fat_Rewrite or
Mmc_Fat_Append.

dim file_contents as char[42]
...
main:

...

Mmc_Fat_Write(file_contents, 42) ' write data to the assigned

file

...