SAMV71 Xplained Ultra Software Package 1.3
Defines |
#define | SD_BITS32(pDw, nbits, ibit, bits) ( (((uint32_t*)(pDw))[(nbits)/32-(ibit)/32-1] >> ((ibit)%32)) & ((uint32_t)(1ul << (bits)) - 1 ) ) |
#define | SD_BITS8(pB, nbits, ibit, bits) ( (((uint8_t*)(pB))[(nbits)/8-(ibit)/8-1] >> ((ibit)%8)) & ((1 << (bits)) - 1) ) |
#define | SD_U8(pD, nBytes, iByte) ( ((uint8_t*)(pD))[(iByte)] ) |
#define | SD_U16(pD, nBytes, iByte) |
#define | SD_U32(pD, nBytes, iByte) |
Define Documentation
#define SD_BITS32 |
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pDw, |
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nbits, |
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ibit, |
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bits | |
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| | ( (((uint32_t*)(pDw))[(nbits)/32-(ibit)/32-1] >> ((ibit)%32)) & ((uint32_t)(1ul << (bits)) - 1 ) ) |
Get bits from a 32-b pointed data (total n bits)
Definition at line 118 of file sdmmc.h.
#define SD_BITS8 |
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pB, |
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nbits, |
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ibit, |
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bits | |
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| | ( (((uint8_t*)(pB))[(nbits)/8-(ibit)/8-1] >> ((ibit)%8)) & ((1 << (bits)) - 1) ) |
Get bits from a 8-b pointed data (total n bits)
Definition at line 121 of file sdmmc.h.
#define SD_U16 |
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pD, |
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nBytes, |
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iByte | |
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Value:( (((uint8_t*)(pD))[(iByte)] << 0) +\
(((uint8_t*)(pD))[(iByte) + 1] << 8) )
Get u16 from data area
Definition at line 126 of file sdmmc.h.
#define SD_U32 |
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pD, |
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nBytes, |
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iByte | |
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Value:( (((uint8_t*)(pD))[(iByte) ] << 0) +\
(((uint8_t*)(pD))[(iByte) + 1] << 8) +\
(((uint8_t*)(pD))[(iByte) + 2] << 16) +\
(((uint8_t*)(pD))[(iByte) + 3] << 24) )
Get u32 from data area
Definition at line 130 of file sdmmc.h.
#define SD_U8 |
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pD, |
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nBytes, |
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iByte | |
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| | ( ((uint8_t*)(pD))[(iByte)] ) |
Get u8 from byte pointed data area
Definition at line 124 of file sdmmc.h.