Global screen header for system-wide display management in eval-powrms project. More...

#include "example.h"
#include "common_data.h"
#include "lvgl.h"

Include dependency graph for global_screen.h:

Macros
#define	SSD1306_HOR_REZ 128

#define	SSD1306_VER_REZ 64

#define	SSD1306_BUFFER_SIZE ((SSD1306_HOR_REZ * SSD1306_VER_REZ) / 8 + 8)

Enumerations
enum	display_entry_t { DISPLAY_ENTRY_MENU , DISPLAY_ENTRY_SHOW , DISPLAY_ENTRY_SETTINGS , DISPLAY_ENTRY_BLANK }

Functions
lv_obj_t *	get_global_screen (void)
	Get or create the global screen object.

int	delete_global_screen (void)
	Delete the global screen resources.

Variables
uint8_t	display_buffer [SSD1306_HOR_REZ *SSD1306_VER_REZ/8+8]

enum display_entry_t	display_entry
	Display descriptor 0 -> Startup Frequency Screen 1 -> Main Screen (ADC values) 2 -> Show Screen 3 -> Settings Screen.

Detailed Description

Global screen header for system-wide display management in eval-powrms project.

Author: Robert Budai (rober.nosp@m.t.bu.nosp@m.dai@a.nosp@m.nalo.nosp@m.g.com)

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THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES, INC. "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ANALOG DEVICES, INC. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Macro Definition Documentation

◆ SSD1306_BUFFER_SIZE

#define SSD1306_BUFFER_SIZE ((SSD1306_HOR_REZ * SSD1306_VER_REZ) / 8 + 8)

◆ SSD1306_HOR_REZ

#define SSD1306_HOR_REZ 128

◆ SSD1306_VER_REZ

#define SSD1306_VER_REZ 64

Enumeration Type Documentation

◆ display_entry_t

enum display_entry_t

Enumerator
DISPLAY_ENTRY_MENU
DISPLAY_ENTRY_SHOW
DISPLAY_ENTRY_SETTINGS
DISPLAY_ENTRY_BLANK

Function Documentation

◆ delete_global_screen()

int delete_global_screen ( void )

Delete the global screen resources.

Returns: int 0 on success, negative error code otherwise

◆ get_global_screen()

lv_obj_t * get_global_screen ( void )

Get or create the global screen object.

Returns: lv_obj_t* Pointer to the global screen object

Variable Documentation

◆ display_buffer

uint8_t display_buffer[SSD1306_HOR_REZ *SSD1306_VER_REZ/8+8]

extern

◆ display_entry

enum display_entry_t display_entry