Changes between Version 1 and Version 2 of sdc_driver


Ignore:
Timestamp:
Oct 15, 2014, 11:02:11 AM (10 years ago)
Author:
alain
Comment:

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  • sdc_driver

    v1 v2  
    99The ''sdc_driver'' uses the lower level ''spi_driver'' to access the SD card.
    1010
    11 Th ''sdc_driver'' is one of the physical disk driver that can be called by the generic IOC driver, and the SEG_IOC_BASE address must be defined in the hard_config.h file.
     11The ''sdc_driver'' is called by the generic ''ioc_driver'' when the USE_IOC_SPI flag is set in the hard_config.h file.
     12
     13The SEG_IOC_BASE address must be defined in the hard_config.h file.
    1214
    1315In this implementation, the SDC peripheral is acting as a target (no DMA capability) :  the '''_sdc_read()''' and '''_sdc_write()''' are blocking until the transfer is fully completed, and does not use any interrupt to signal completion.