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9 …This means SDIO slave driver can only runs on the second set of pins while SDIO host is not using …
11 The SDIO slave can run under 3 modes: SPI, 1-bit SD and 4-bit SD modes, which
62 You can tell the version of your ESP23-WROVER-KIT version from the module
77 After the initialization, the host can enable the 4-bit SD mode by writing
102 - FIFO: specific address in Function 1 that can be access by CMD53 to read/write large amount of da…
105 - Ownership: When the driver takes ownership of a buffer, it means the driver can randomly read/wri…
107 …If the application reads from a buffer owned by a receiving driver, the data read can be random; if
148 The host can interrupt the slave by writing any one bit in the register 0x08D. Once any bit of the …
154 There's another set of functions can be used. You can call ``sdio_slave_wait_int`` to wait for an i…
155 …all ``sdio_slave_clear_int`` to clear interrupts from host. The callback function can work with the
161 The slave can interrupt the host by an interrupt line (at certain time) which is level sensitive. W…
162 … down, it may read the slave interrupt status register, to see the interrupt source. Host can clear
172 There are 52 8-bit R/W shared registers to share information between host and slave. The slave can …
173 registers at any time by ``sdio_slave_read_reg`` and ``sdio_slave_write_reg``. The host can access …
188 …hat, ``sdio_slave_recv_packet`` gives more information about packet, which can consist of several …
190 … care about the packet boundary (e.g. the data is only a byte stream), you can call the simpler ve…
204 …oming communications. Regardless previous packets are sent or not. This means the host can get data
207 host can only get data of one buffer in one transfer.
213 The sending mode can be set in the ``sending_mode`` member of ``sdio_slave_config_t``, and the buff…
215 mode several buffers can be sent in one transfer, each buffer is still counted as one in the queue.
217 The application can call ``sdio_slave_transmit`` to send packets. In this case the function returns…
218 …ne, so the queue is not fully used. When higher effeciency is required, the application can use the
232 … transfer informations in a transfer structure, and point ``arg`` to the structure. You can use the
258 that we can directly use the buffer to receive data when it's sent::