?? sd_raw_config.h
字號:
#ifndef SD_RAW_CONFIG_H#define SD_RAW_CONFIG_H/** * \addtogroup sd_raw * * @{ *//** * \file * MMC/SD support configuration. *//** * \ingroup sd_raw_config * Controls MMC/SD write support. * * Set to 1 to enable MMC/SD write support, set to 0 to disable it. */#define SD_RAW_WRITE_SUPPORT 1/** * \ingroup sd_raw_config * 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 1/* defines for customisation of sd/mmc port access */#define configure_pin_available() DDRC &= ~(1 << DDC4)#define configure_pin_locked() DDRC &= ~(1 << DDC5)#define configure_pin_mosi() DDRB |= (1 << DDB3)#define configure_pin_sck() DDRB |= (1 << DDB5)#define configure_pin_ss() DDRB |= (1 << DDB2)#define configure_pin_miso() DDRB &= ~(1 << DDB4)#define get_pin_available() ((PINC >> PC4) & 0x01)#define get_pin_locked() ((PINC >> PC5) & 0x01)#define select_card() PORTC &= ~(1 << PB2)#define unselect_card() PORTC |= (1 << PB2)/** * @} *//* configuration checks */#if SD_RAW_WRITE_SUPPORT#undef SD_RAW_SAVE_RAM#define SD_RAW_SAVE_RAM 0#endif#endif
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