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)

SPDX-License-Identifier: BSD-3-Clause

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