miosix::Lcd44780 Class Reference

#include <lcd44780.h>

Public Member Functions
	Lcd44780 (GpioPin rs, GpioPin e, GpioPin d4, GpioPin d5, GpioPin d6, GpioPin d7, int row, int col)
void	go (int x, int y)
int	printf (const char *fmt,...)
void	clear ()
int	getRow () const
int	getCol () const

Detailed Description

Class to control an HD44780 compatible LCD

Constructor & Destructor Documentation

miosix::Lcd44780::Lcd44780	(	GpioPin	rs,
		GpioPin	e,
		GpioPin	d4,
		GpioPin	d5,
		GpioPin	d6,
		GpioPin	d7,
		int	row,
		int	col
	)

Constructor, initializes the display

Parameters

rs	a Gpio class specifying the GPIO connected to the rs signal
e	a Gpio class specifying the GPIO connected to the e signal
d4	a Gpio class specifying the GPIO connected to the d4 signal
d5	a Gpio class specifying the GPIO connected to the d5 signal
d6	a Gpio class specifying the GPIO connected to the d6 signal
d7	a Gpio class specifying the GPIO connected to the d7 signal
row	number of rows of the display
col	number of columns of the display

Member Function Documentation

void miosix::Lcd44780::clear

(

)

Clear the screen

int miosix::Lcd44780::getCol ( ) const

inline

Returns

the number of columns of the display

int miosix::Lcd44780::getRow ( ) const

inline

Returns

the number of rows of the display

void miosix::Lcd44780::go	(	int	x,
		int	y
	)

Set the display cursor

Parameters

x	a value from 0 to col-1
y	a value from 0 to row-1

int miosix::Lcd44780::printf	(	const char *	fmt,
			...
	)

Print to the display

---

The documentation for this class was generated from the following files:

• lcd44780.h
• lcd44780.cpp