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Modifications for a portable and maintable HD44780 lcd driver

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This commit is contained in:
blt
2000-02-21 11:23:08 +00:00
parent 8411ee67d1
commit 6cefefd52c
3 changed files with 514 additions and 429 deletions
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server/drivers/Makefile.am
+7 -1
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@@ -2,7 +2,13 @@ noinst_LIBRARIES = libLCDdrivers.a
libLCDdrivers_a_SOURCES = lcd.c lcd.h drv_base.c
EXTRA_libLCDdrivers_a_SOURCES = MtxOrb.c MtxOrb.h text.c text.h \
curses_drv.c curses_drv.h drv_base.c drv_base.h \
hd44780.c hd44780.h port.h joy.c joy.h irmanin.c irmanin.h \
hd44780.c hd44780.h \
hd44780-4bit.c hd44780-4bit.h \
hd44780-ext8bit.c hd44780-ext8bit.h lcd_sem.c lcd_sem.h \
hd44780-serialLpt.c hd44780-serialLpt.h \
hd44780-winamp.c hd44780-winamp.h \
hd44780-low.h hd44780-drivers.h \
port.h joy.c joy.h irmanin.c irmanin.h \
CFontz.c CFontz.h lircin.c lircin.h debug.h
libLCDdrivers_a_DEPENDENCIES = @DRIVERS@
libLCDdrivers_a_LIBADD = @DRIVERS@
server/drivers/hd44780.c
+495 -405
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File diff suppressed because it is too large Load Diff
server/drivers/hd44780.h
+12 -23
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@@ -1,23 +1,15 @@
/* Driver module for Hitachi HD44780 based Optrex DMC-20481 LCD display
* The module is operated in it's 4 bit-mode to be connected to a single
* 8 bit-port
/*
* Base driver module for Hitachi HD44780 based LCD displays. This is
* a modular driver that allows support for alternative HD44780
* designs to be added in a flexible and maintainable manner.
*
* Copyright (c) 1998 Richard Rognlie GNU Public License
* <rrognlie@gamerz.net>
* This file is released under the GNU General Public License. Refer to the
* COPYING file distributed with this package.
*
* Large quantities of this code lifted (nearly verbatim) from
* the lcd4.c module of lcdtext. Copyright (C) 1997 Matthias Prinke
* <m.prinke@trashcan.mcnet.de> and covered by GNU's GPL.
* In particular, this program is free software and comes WITHOUT
* ANY WARRANTY.
*
* Matthias stole (er, adapted) the code from the package lcdtime by
* Benjamin Tse (blt@mundil.cs.mu.oz.au), August/October 1995
* which uses the LCD-controller's 8 bit-mode.
* References: port.h by <damianf@wpi.edu>
* Data Sheet LTN211, Philips
* Various FAQs and TXTs about Hitachi's LCD Controller HD44780 -
* www.paranoia.com/~filipg is a good starting point ???
* Copyright (c) 1999, 1995 Benjamin Tse <blt@Comports.com>
* 1999 Andrew McMeikan <andrewm@engineer.com>
* 1998 Richard Rognlie <rrognlie@gamerz.net>
* 1997 Matthias Prinke <m.prinke@trashcan.mcnet.de>
*/
#ifndef HD44780_H
@@ -25,10 +17,8 @@
#include "port.h"
extern lcd_logical_driver *hd44780;
int HD44780_init(struct lcd_logical_driver *driver, char *args);
/* The following methods can all be hidden. They are used through function ptrs
void HD44780_close();
void HD44780_flush();
void HD44780_flush_box(int lft, int top, int rgt, int bot);
@@ -43,7 +33,6 @@ void HD44780_num(int x, int num);
void HD44780_set_char(int n, char *dat);
void HD44780_icon(int which, char dest);
void HD44780_draw_frame(char *dat);
*/
#endif