Mikroelektronika MIKROE-350 Fiche De Données

261

- SOFTWARE AND HARDWARE SOLUTIONS FOR EMBEDDED WORLD

CHAPTER 6

sub function Mmc_Fat_Init() as byte

- 

0

- if MMC/SD card was detected and successfully initialized 

- 

1

- if FAT16 boot sector was not found 

- 

255

- if MMC/SD card was not detected 

Initializes MMC/SD card, reads MMC/SD FAT16 boot sector and extracts neces-
sary data needed by the library.

Note: MMC/SD card has to be formatted to FAT16 file system. 

- 

Mmc_Chip_Select:

Chip Select line 

- 

Mmc_Chip_Select_Direction:

Direction of the Chip Select pin 

must be defined before using this function. 
The appropriate hardware SPI module must be previously initialized. See the
SPI1_Init, SPI1_Init_Advanced routines. 

' init the FAT library

if (Mmc_Fat_Init() = 0) then
...
end if