Defines

# MMC/SD configuration
[MMC/SD/SDHC card raw access]

Preprocessor defines to configure the MMC/SD support. More...

## Defines
#define | SD_RAW_WRITE_SUPPORT
| Controls MMC/SD write support.
#define | SD_RAW_WRITE_BUFFERING
| Controls MMC/SD write buffering.
#define | SD_RAW_SAVE_RAM
| Controls MMC/SD access buffering.
#define | SD_RAW_SAVE_RAM
| Controls MMC/SD access buffering.
#define | SD_RAW_SDHC
| Controls support for SDHC cards.

## Detailed Description

Preprocessor defines to configure the MMC/SD support.

## Define Documentation

#define SD_RAW_SAVE_RAM

Controls MMC/SD access buffering.

Set to 1 to save static RAM, but be aware that you will lose performance.

Note:
  When SD_RAW_WRITE_SUPPORT is 1, SD_RAW_SAVE_RAM will be reset to 0.

#define SD_RAW_SAVE_RAM

Controls MMC/SD access buffering.

Set to 1 to save static RAM, but be aware that you will lose performance.

Note:
  When SD_RAW_WRITE_SUPPORT is 1, SD_RAW_SAVE_RAM will be reset to 0.

#define SD_RAW_SDHC

Controls support for SDHC cards.

Set to 1 to support so-called SDHC memory cards, i.e. SD cards with more than 2 gigabytes of memory.

#define SD_RAW_WRITE_BUFFERING

Controls MMC/SD write buffering.

Set to 1 to buffer write accesses, set to 0 to disable it.

Note:
  This option has no effect when SD_RAW_WRITE_SUPPORT is 0.

#define SD_RAW_WRITE_SUPPORT

Controls MMC/SD write support.

Set to 1 to enable MMC/SD write support, set to 0 to disable it.