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essl: new component to communicate with esp serial slave devices

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Michael (XIAO Xufeng)
2019-09-28 18:14:24 +08:00
parent 7c8139734d
commit 087c8f6065
17 changed files with 1409 additions and 18 deletions
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4
docs/en/api-reference/storage/sdmmc.rst
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@@ -71,7 +71,7 @@ In particular, the driver does not set any bits in (1) I/O Enable and Int Enable
For card configuration and data transfer, choose the pair of functions relevant to your case from the table below.
========================================================================= ================================= =================================
Action Read Function Write Function
Action Read Function Write Function
========================================================================= ================================= =================================
Read and write a single byte using IO_RW_DIRECT (CMD52) :cpp:func:`sdmmc_io_read_byte` :cpp:func:`sdmmc_io_write_byte`
Read and write multiple bytes using IO_RW_EXTENDED (CMD53) in byte mode :cpp:func:`sdmmc_io_read_bytes` :cpp:func:`sdmmc_io_write_bytes`
@@ -82,6 +82,8 @@ SDIO interrupts can be enabled by the application using the function :cpp:func:`
If you want the application to wait until the SDIO interrupt occurs, use :cpp:func:`sdmmc_io_wait_int`.
There is a component ESSL (ESP Serial Slave Link) to use if you are communicating with an ESP32
SDIO slave. See :doc:`/api-reference/protocols/esp_serial_slave_link` and example :example:`peripherals/sdio/host`.
Combo (memory + IO) cards
^^^^^^^^^^^^^^^^^^^^^^^^^