Touchscreen support for newer Cowon D2+ hardware revisions (using TSC200x touchscreen controller).

Flyspray: FS#10671
Author: Jonas Aaberg


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23194 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 34 insertions, 0 deletions

diff --git a/firmware/export/tsc200x.h b/firmware/export/tsc200x.h
new file mode 100644
index 0000000..a2705a0
--- /dev/null
+++ b/firmware/export/tsc200x.h
@@ -0,0 +1,34 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2009 by Rob Purchase
+ *
+ * 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
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef _TSC200X_H
+#define _TSC200X_H
+
+#include <stdbool.h>
+
+/* The TI TSC2003 and TSC2007 touchscreen controllers are largely compatible,
+   except the TSC2007 filters coordinates using a "median windowed average". */
+
+void tsc200x_init(void);
+bool tsc200x_is_pressed(void);
+bool tsc200x_read_coords(short* x, short* y);
+
+#endif /* _TSC200X_H */