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authornicowallmeier <nicowallmeier@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>2003-10-08 06:48:47 +0000
committernicowallmeier <nicowallmeier@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>2003-10-08 06:48:47 +0000
commitcbd5a4b49f0e732c90c955a80b10aecbad5ac310 (patch)
treeeb85fb4a572016a9595d9d079bbb87dc7d3b25fa /HD44780.c
parenta18e028622323a5c8a115bb4e28393d73ad56875 (diff)
downloadlcd4linux-cbd5a4b49f0e732c90c955a80b10aecbad5ac310.tar.gz
[lcd4linux @ 2003-10-08 06:48:47 by nicowallmeier]
special handling for 16x4 displays git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@261 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
Diffstat (limited to 'HD44780.c')
-rw-r--r--HD44780.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/HD44780.c b/HD44780.c
index 85781d4..931e492 100644
--- a/HD44780.c
+++ b/HD44780.c
@@ -1,4 +1,4 @@
-/* $Id: HD44780.c,v 1.45 2003/10/08 06:45:00 nicowallmeier Exp $
+/* $Id: HD44780.c,v 1.46 2003/10/08 06:48:47 nicowallmeier Exp $
*
* driver for display modules based on the HD44780 chip
*
@@ -29,6 +29,9 @@
*
*
* $Log: HD44780.c,v $
+ * Revision 1.46 2003/10/08 06:48:47 nicowallmeier
+ * special handling for 16x4 displays
+ *
* Revision 1.45 2003/10/08 06:45:00 nicowallmeier
* Support of two displays of the same size
*
@@ -575,7 +578,12 @@ void HD_goto (int row, int col)
col-=8;
}
- pos=(row%2)*64+(row/2)*20+col;
+ if (Lcd.rows==4 && Lcd.cols==16) {
+ pos=(row%2)*64+(row/2)*16+col;
+ } else {
+ pos=(row%2)*64+(row/2)*20+col;
+ }
+
HD_command (Controller, (0x80|pos), T_EXEC);
}