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[lcd4linux @ 2003-10-08 13:39:53 by andy-b]

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Cleaned up code in MilfordInstruments.c, and added descriptions for other display sizes (untested)

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@262 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
This commit is contained in:
andy-b
2003-10-08 13:39:53 +00:00
parent cbd5a4b49f
commit 114b1917a4
1 changed files with 72 additions and 28 deletions
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MilfordInstruments.c
+72 -28
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@@ -1,18 +1,18 @@
/* $Id: MilfordInstruments.c,v 1.2 2003/10/05 17:58:50 reinelt Exp $
/* $Id: MilfordInstruments.c,v 1.3 2003/10/08 13:39:53 andy-b Exp $
*
* driver for Milford Instruments 'BPK' piggy-back serial interface board
* for standard Hitachi 44780 compatible lcd modules.
*
* Written 2003 by Andy Baxter <andy@earthsong.free-online.co.uk>
*
* driver for Milford Instruments serial display modules
* based on the MatrixOrbital driver by M. Reinelt
*
* Copyright 2003 Andy Baxter <andy@earthsong.free-online.co.uk>
*
* This file is part of LCD4Linux.
*
* LCD4Linux is free software; you can redistribute it and/or modify
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* LCD4Linux is distributed in the hope that it will be useful,
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
@@ -23,8 +23,8 @@
*
*
* $Log: MilfordInstruments.c,v $
* Revision 1.2 2003/10/05 17:58:50 reinelt
* libtool junk; copyright messages cleaned up
* Revision 1.3 2003/10/08 13:39:53 andy-b
* Cleaned up code in MilfordInstruments.c, and added descriptions for other display sizes (untested)
*
* Revision 1.1 2003/09/29 06:58:36 reinelt
* new driver for Milford Instruments MI420 by Andy Baxter
@@ -118,10 +118,10 @@ static void MI_write (char *string, int len)
static void MI_define_char (int ascii, char *buffer)
{
char cmd[3]="\376x";
char cmd[2]="\376x";
if (ascii<8) {
cmd[2]=(char)(64+ascii*8);
MI_write (cmd, 3);
cmd[1]=(char)(64+ascii*8);
MI_write (cmd, 2);
MI_write (buffer, 8);
}
}
@@ -210,21 +210,13 @@ static int MI_init (LCD *Self)
void MI_goto (int row, int col)
{
char cmd[2]="\376x";
char ddbase=0;
switch (row) {
case 0:
ddbase=128;
break;
case 1:
ddbase=192;
break;
case 2:
ddbase=148;
break;
case 3:
ddbase=212;
break;
}
char ddbase=128;
if (row & 1) { // i.e. if row is 1 or 3
ddbase += 64;
};
if (row & 2) { // i.e. if row is 0 or 2.
ddbase += 20;
};
cmd[1]=(char)(ddbase+col);
MI_write(cmd,2);
}
@@ -315,6 +307,57 @@ int MI_quit (void)
LCD MilfordInstruments[] = {
{ name: "MI216",
rows: 2,
cols: 16,
xres: XRES,
yres: YRES,
bars: BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2,
icons: 0,
gpos: 0,
init: MI_init,
clear: MI_clear,
put: MI_put,
bar: MI_bar,
icon: MI_icon,
gpo: NULL,
flush: MI_flush,
quit: MI_quit
},
{ name: "MI220",
rows: 2,
cols: 20,
xres: XRES,
yres: YRES,
bars: BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2,
icons: 0,
gpos: 0,
init: MI_init,
clear: MI_clear,
put: MI_put,
bar: MI_bar,
icon: MI_icon,
gpo: NULL,
flush: MI_flush,
quit: MI_quit
},
{ name: "MI240",
rows: 2,
cols: 40,
xres: XRES,
yres: YRES,
bars: BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2,
icons: 0,
gpos: 0,
init: MI_init,
clear: MI_clear,
put: MI_put,
bar: MI_bar,
icon: MI_icon,
gpo: NULL,
flush: MI_flush,
quit: MI_quit
},
{ name: "MI420",
rows: 4,
cols: 20,
@@ -332,5 +375,6 @@ LCD MilfordInstruments[] = {
flush: MI_flush,
quit: MI_quit
},
{ NULL }
};