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LcdController Class Reference
Data Structures | Public Member Functions

LcdController Class Reference

A LCD controller interface. More...

#include <LcdController.h>

Data Structures

class  Config
 LCD configuration. More...

Public Member Functions

 LcdController ()
 Create a LCD controller interface.
int open (LcdController::Config *cfg)
 Open and initialize the LCD controller with the given LCD configuration.
int close ()
 Close the LCD controller.
int setFrameBuffer (uint32_t address)
 Set and activate the address of the frame buffer to use.
int setPower (bool on)
 Turn on/off the power to the display.

Detailed Description

A LCD controller interface. 

 #include "mbed.h"
 #include "LcdController.h"

 LcdController::Config innolux(
        45,
        17,
        2,
        800,
        22,
        22,
        2,
        480,
        false,
        false,
        true,
        true,
        true,
        LcdController::Bpp_16_565,
        36000000,
        LcdController::Tft,
        false);

 int main(void) {
    LcdController lcd;

    lcd.open(&innolux);
    lcd.setFrameBuffer(frameBuffer);
    lcd.setPower(true);

    // draw on the frame buffer
    ...
 }

Definition at line 58 of file LcdController.h.

Constructor & Destructor Documentation

LcdController (  )

Create a LCD controller interface.

Definition at line 156 of file LcdController.cpp.

Member Function Documentation

int close (  )

Close the LCD controller.

Returns:
0 on success 1 on failure

Definition at line 177 of file LcdController.cpp.

int open ( LcdController::Config *  cfg )

Open and initialize the LCD controller with the given LCD configuration.

Parameters:
cfgLCD configuration
Returns:
0 on success 1 on failure

Definition at line 160 of file LcdController.cpp.

int setFrameBuffer ( uint32_t  address )

Set and activate the address of the frame buffer to use.

It is the content of the frame buffer that is shown on the display. All the drawing on the frame buffer can be done 'offline' and whenever it should be shown this function can be called with the address of the offline frame buffer.

Parameters:
addressMemory address of the frame buffer
Returns:
0 on success 1 on failure

Definition at line 194 of file LcdController.cpp.

int setPower ( bool  on )

Turn on/off the power to the display.

Parameters:
ontrue to turn on, false to turn off
Returns:
0 on success 1 on failure

Definition at line 202 of file LcdController.cpp.

Generated on Thu Jul 14 2022 09:42:14 by  doxygen 1.7.2