lcdParallel_send.c File Reference

Display driver for character LCD screens based on Hitachi HD44780 (or compatible) chipsets, which are found in most text-based LCDs. The library works with either 4 or 8 data lines in addition to the rs, and enable lines. More...

#include "lcdParallel.h"
#include "simpletools.h"

Functions
void	lcdParallel_writeChar (lcdParallel *device, char value)
	Send a single ASCII character to the display. More...
void	lcdParallel_send (lcdParallel *device, char value, char mode)
	Low-level function used to transmit data to the display. More...
void	lcdParallel_write (lcdParallel *device, char value, char bits)
	Low-level function used to transmit data to the display. More...

Detailed Description

Display driver for character LCD screens based on Hitachi HD44780 (or compatible) chipsets, which are found in most text-based LCDs. The library works with either 4 or 8 data lines in addition to the rs, and enable lines.

Author

Matthew Matz, Jeff Martin

Version

0.5

Copyright

Copyright (C) Parallax, Inc. 2018. All Rights MIT Licensed.

Function Documentation

lcdParallel_send()

void lcdParallel_send	(	lcdParallel *	device,
		char	value,
		char	mode
	)

Low-level function used to transmit data to the display.

Parameters

*device	Device pointer returned by the lcdParallel_init or _init8 function.
value	Byte to send to the display.
mode	descibes whether the byte is a command or to be displayed.

lcdParallel_write()

void lcdParallel_write	(	lcdParallel *	device,
		char	value,
		char	bits
	)

Low-level function used to transmit data to the display.

Parameters

*device	Device pointer returned by the lcdParallel_init or _init8 function.
value	Byte to send to the display.
bits	descibes whether the display is in 4- or 8-wire mode.

lcdParallel_writeChar()

void lcdParallel_writeChar	(	lcdParallel *	device,
		char	value
	)

Send a single ASCII character to the display.

Parameters

*device	Device pointer returned by the lcdParallel_init or _init8 function.
value	Character to send to the display.