1.. _arduino_sd:
2
3==========
4Arduino SD
5==========
6
7Enables reading and writing on SD cards.
8Once an SD memory card is connected to the SPI interface of the Arduino or Genuino board you can create files
9and read/write on them. You can also move through directories on the SD card..
10
11Detailed introduction:
12
13- https://www.arduino.cc/reference/en/libraries/sd/
14
15
16Usage
17-----
18
19Enable :c:macro:`LV_USE_FS_ARDUINO_SD` and define a :c:macro:`LV_FS_ARDUINO_SD_LETTER` in ``lv_conf.h``.
20You will need to initialize the SD card before LVGL can use it (i.e. :cpp:expr:`SD.begin(0, SPI, 40000000)`).
21
22
23API
24---
25