Common SPI interface for SD/MMC stack.
Copyright (c) 2014-2018 Microchip Technology Inc. and its subsidiaries.
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bool | sd_mmc_spi_adtc_start (sdmmc_cmd_def_t cmd, uint32_t arg, uint16_t block_size, uint16_t nb_block, bool access_block) |
| Send a adtc command on the selected slot A adtc command is used for read/write access. More...
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static uint8_t | sd_mmc_spi_crc7 (uint8_t *buf, uint8_t size) |
| Calculates the CRC7. More...
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void | sd_mmc_spi_deselect_device (uint8_t slot) |
| Deselect a slot. More...
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sd_mmc_spi_errno_t | sd_mmc_spi_get_errno (void) |
| Return the error code of last function. More...
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uint32_t | sd_mmc_spi_get_response (void) |
| Return the 32 bits response of the last command. More...
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void | sd_mmc_spi_init (void) |
| Initializes the low level driver. More...
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bool | sd_mmc_spi_read_word (uint32_t *value) |
| Read a word on the line. More...
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void | sd_mmc_spi_select_device (uint8_t slot, uint32_t clock, uint8_t bus_width, bool high_speed) |
| Select a slot and initialize it. More...
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void | sd_mmc_spi_send_clock (void) |
| Send 74 clock cycles on the line of selected slot Note: It is required after card plug and before card install. More...
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bool | sd_mmc_spi_send_cmd (sdmmc_cmd_def_t cmd, uint32_t arg) |
| Send a command on the selected slot. More...
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static bool | sd_mmc_spi_start_read_block (void) |
| Sends the correct TOKEN on the line to start a read block transfer. More...
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bool | sd_mmc_spi_start_read_blocks (void *dest, uint16_t nb_block) |
| Start a read blocks transfer on the line Note: The driver will use the DMA available to speed up the transfer. More...
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static void | sd_mmc_spi_start_write_block (void) |
| Sends the correct TOKEN on the line to start a write block transfer. More...
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bool | sd_mmc_spi_start_write_blocks (const void *src, uint16_t nb_block) |
| Start a write blocks transfer on the line Note: The driver will use the DMA available to speed up the transfer. More...
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static bool | sd_mmc_spi_stop_multiwrite_block (void) |
| Executed the end of a multi blocks write transfer. More...
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static void | sd_mmc_spi_stop_read_block (void) |
| Executed the end of a read block transfer. More...
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static bool | sd_mmc_spi_stop_write_block (void) |
| Waits the TOKEN which notify the end of write block transfer. More...
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static bool | sd_mmc_spi_wait_busy (void) |
| Wait the end of busy on DAT0 line. More...
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bool | sd_mmc_spi_wait_end_of_read_blocks (void) |
| Wait the end of transfer initiated by mci_start_read_blocks() More...
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bool | sd_mmc_spi_wait_end_of_write_blocks (void) |
| Wait the end of transfer initiated by mci_start_write_blocks() More...
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bool | sd_mmc_spi_write_word (uint32_t value) |
| Write a word on the line. More...
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