Mikroelektronika MIKROE-724 データシート

392

mikoBasic PRO for dsPIC30/33 and PIC24

MikroElektronika

Mmc_Read_Sector

Mmc_Write_Sector

sub  function  Mmc_Read_Sector(dim  sector  as  longword,  dim  byref  dbuff  as 

byte[512]) as word

Description The function reads one sector (512 bytes) from MMC card.
Parameters - 

sector

: MMC/SD card sector to be read. 

- 

dbuff

: buffer of minimum 512 bytes in length for data storage. 

- 

0

 - if reading was successful 

- 

1

 - if an error occurred 

MMC/SD card must be initialized. See Mmc_Init.

dim error as word

    sectorNo as longword

    dataBuffer as byte[512]

...

sectorNo = 510

error = Mmc_Read_Sector(sectorNo, dataBuffer)

None.

sub  function  Mmc_Write_Sector(dim  sector  as  longword,  dim  byref  data  as 

byte[512]) as word

Description The function writes 512 bytes of data to one MMC card sector.
Parameters - 

sector

: MMC/SD card sector to be written to. 

- 

dbuff

: data to be written (buffer of minimum 512 bytes in length). 

- 

0

 - if writing was successful 

- 

1

 - if there was an error in sending write command 

- 

2

 - if there was an error in writing (data rejected) 

MMC/SD card must be initialized. See Mmc_Init.

dim error as word

    sectorNo as longword

    dataBuffer as byte[512]

...

sectorNo = 510

error = Mmc_Write_Sector(sectorNo, dataBuffer)

None.