Boilerplate library to get started with LvGL on STM DISCO F746NG board. Adapted from https://os.mbed.com/users/JohnnyK/code/DISCO-F746NG_MbedOs_LvGL_example/
Dependencies: BSP_DISCO_F746NG
lvgl_f746ng.cpp
- Committer:
- elelthvd
- Date:
- 2020-09-08
- Revision:
- 0:cffa136e7f8f
- Child:
- 1:a23fffad1321
File content as of revision 0:cffa136e7f8f:
/** * @file lvgl_f746ng.cpp * */ /********************* * INCLUDES *********************/ #include "mbed.h" #include "lvgl_f746ng.h" #include <cstdio> #include "../lvgl/lvgl.h" #include "lv_port_disp.h" #include "lv_port_indev.h" /********************* * DEFINES *********************/ /********************** * TYPEDEFS **********************/ /********************** * STATIC PROTOTYPES **********************/ void lv_ticker_func(void); /********************** * STATIC VARIABLES **********************/ Ticker lvgl_ticker; // mbed Ticker for lvgl /********************** * MACROS **********************/ /********************** * GLOBAL FUNCTIONS **********************/ /* Initialize lvgl + target port specifics + mbed ticker. */ void lvgl_f746ng_init() { debug("lvgl_f746ng_init\r\n"); lv_init(); //Initialize the LittlevGL lv_port_disp_init(); //Initialize diplay lv_port_indev_init(); //Initialize touchpad lvgl_ticker.attach(callback(&lv_ticker_func), 10ms); //Attach callback to ticker } /********************** * STATIC FUNCTIONS **********************/ /* Callback function for lvgl timing. */ void lv_ticker_func() { //Call lv_tick_inc(x) every x milliseconds in a Timer or Task (x should be between 1 and 10). //It is required for the internal timing of LittlevGL. lv_tick_inc(10); //Call lv_task_handler() periodically every few milliseconds. //It will redraw the screen if required, handle input devices etc. lv_task_handler(); }