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Merge branch 'docs/add_a_note_to_mck_io_num' into 'master'

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docs: add a note to mck_io_num: for esp32, only gpio0/gpio1/gpio3 can be set

Closes DOC-2218

See merge request espressif/esp-idf!15812
This commit is contained in:
Wang Fang 2021-11-08 05:14:41 +00:00
commit b86619fc61
1 changed files with 1 additions and 1 deletions
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components/driver/include/driver/i2s.h
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@ -78,7 +78,7 @@ typedef struct {
*
*/
typedef struct {
int mck_io_num; /*!< MCK in out pin*/
int mck_io_num; /*!< MCK in out pin. Note that ESP32 supports setting MCK on GPIO0/GPIO1/GPIO3 only*/
int bck_io_num; /*!< BCK in out pin*/
int ws_io_num; /*!< WS in out pin*/
int data_out_num; /*!< DATA out pin*/