added first version for ledmatrix driver

git-svn-id: https://svn.spreadspace.org/avr/trunk@125 aa12f405-d877-488e-9caf-2d797e2a1cc7

1 files changed, 108 insertions, 0 deletions

diff --git a/usb-i2c-sl018/ledmatrix.c b/usb-i2c-sl018/ledmatrix.c
new file mode 100644
index 0000000..f0b4ba8
--- /dev/null
+++ b/usb-i2c-sl018/ledmatrix.c
@@ -0,0 +1,108 @@
+/*
+ *  spreadspace avr utils
+ *
+ *
+ *  Copyright (C) 2013 Christian Pointner <equinox@spreadspace.org>
+ *                     Othmar Gsenger <otti@wirdorange.org>
+ *
+ *  This file is part of spreadspace avr utils.
+ *
+ *  spreadspace avr utils 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 3 of the License, or
+ *  any later version.
+ *
+ *  spreadspace avr utils 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.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <avr/sfr_defs.h>
+#include <avr/interrupt.h>
+
+#include "ledmatrix.h"
+
+#define LEDMATRIX_PORT PORTB
+#define LEDMATRIX_DDR DDRB
+#define LEDMATRIX_RED 6
+#define LEDMATRIX_GREEN 7
+#define LEDMATRIX_MASK 0x3F
+
+ledmatrix_mode_t mode = off;
+
+void ledmatrix_off(void)
+{  
+  LEDMATRIX_PORT = LEDMATRIX_MASK;
+  LEDMATRIX_PORT |= 1<<LEDMATRIX_RED | 1<<LEDMATRIX_GREEN;
+}
+
+void ledmatrix_red(void)
+{
+  LEDMATRIX_PORT = LEDMATRIX_MASK | 1<<LEDMATRIX_GREEN;
+  LEDMATRIX_PORT &= ~(1<<LEDMATRIX_RED);
+}
+
+void ledmatrix_red_moving(void)
+{
+
+}
+
+void ledmatrix_red_blink(void)
+{
+
+}
+
+void ledmatrix_green(void)
+{
+  LEDMATRIX_PORT = LEDMATRIX_MASK | 1<<LEDMATRIX_RED;
+  LEDMATRIX_PORT &= ~(1<<LEDMATRIX_GREEN);
+}
+
+void ledmatrix_green_moving(void)
+{
+
+}
+
+void ledmatrix_green_blink(void)
+{
+
+}
+
+void ledmatrix_rg_moving(void)
+{
+
+}
+
+void ledmatrix_rg_blink(void)
+{
+
+}
+
+
+void init_ledmatrix(void)
+{
+  LEDMATRIX_DDR = 0xFF;
+  LEDMATRIX_PORT = 0xFF;
+}
+
+void ledmatrix(ledmatrix_mode_t m)
+{
+  mode = m;
+
+  switch(mode)
+  {
+  case off: ledmatrix_off(); break;
+  case red: ledmatrix_red(); break;
+  case red_moving: ledmatrix_red_moving(); break;
+  case red_blink: ledmatrix_red_blink(); break;
+  case green: ledmatrix_green(); break;
+  case green_moving: ledmatrix_green_moving(); break;
+  case green_blink: ledmatrix_green_blink(); break;
+  case rg_moving: ledmatrix_rg_moving(); break;
+  case rg_blink: ledmatrix_rg_blink(); break;
+  }
+}