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authorreinelt <reinelt@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>2004-05-22 04:21:02 +0000
committerreinelt <reinelt@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>2004-05-22 04:21:02 +0000
commitda44a97d97f1a8f013ef2fdcf4f2c7ba72cc0cbd (patch)
tree9749e51ff662754edbdc3572cb5e26a5afbfd0da
parent0a673a43bcc01a37c2318e265796f85380445dc8 (diff)
downloadlcd4linux-da44a97d97f1a8f013ef2fdcf4f2c7ba72cc0cbd.tar.gz
[lcd4linux @ 2004-05-22 04:21:02 by reinelt]
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
-rw-r--r--drv_HD44780.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drv_HD44780.c b/drv_HD44780.c
index 38c62a2..7f47915 100644
--- a/drv_HD44780.c
+++ b/drv_HD44780.c
@@ -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;