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[lcd4linux @ 2004-05-22 04:21:02 by reinelt]

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fix for display RAM layout on 16x4 displays (thanks to toxicated101)

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@425 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
This commit is contained in:
reinelt
2004-05-22 04:21:02 +00:00
parent 0a673a43bc
commit da44a97d97
1 changed files with 7 additions and 3 deletions
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drv_HD44780.c
+7 -3
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@@ -1,4 +1,4 @@
/* $Id: drv_HD44780.c,v 1.18 2004/03/20 07:31:32 reinelt Exp $
/* $Id: drv_HD44780.c,v 1.19 2004/05/22 04:21:02 reinelt Exp $
*
* new style driver for HD44780-based displays
*
@@ -29,6 +29,10 @@
*
*
* $Log: drv_HD44780.c,v $
* Revision 1.19 2004/05/22 04:21:02 reinelt
*
* fix for display RAM layout on 16x4 displays (thanks to toxicated101)
*
* Revision 1.18 2004/03/20 07:31:32 reinelt
* support for HD66712 (which has a different RAM layout)
* further threading development
@@ -484,8 +488,8 @@ static void drv_HD_goto (int row, int col)
// the HD66712 doesn't have a braindamadged RAM layout
pos = row*32 + col;
} else {
// 16x4 Displays use a slightly different layout
if (DCOLS==16 && DROWS==4) {
// 16*x Displays use a slightly different layout
if (DCOLS==16) {
pos = (row%2)*64+(row/2)*16+col;
} else {
pos = (row%2)*64+(row/2)*20+col;