added manual switch

reentrant of stepper removed


git-svn-id: https://svn.spreadspace.org/avr/trunk@164 aa12f405-d877-488e-9caf-2d797e2a1cc7

1 files changed, 47 insertions, 0 deletions

diff --git a/usb-i2c-sl018/manual.c b/usb-i2c-sl018/manual.c
new file mode 100644
index 0000000..3333a80
--- /dev/null
+++ b/usb-i2c-sl018/manual.c
@@ -0,0 +1,47 @@
+/*
+ *  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/io.h>
+#include "manual.h"
+#include "eventqueue.h"
+
+#define MANUAL_PIN PINF
+#define MANUAL_PORT PORTF
+#define MANUAL_DDR DDRF
+#define MANUAL_BIT 0
+
+void init_manual(void)
+{
+  MANUAL_DDR = MANUAL_DDR & ~(1<<MANUAL_BIT);
+  MANUAL_PORT |= (1<<MANUAL_BIT);
+}
+
+void manual_task(void)
+{
+  static uint8_t last_state = 0;
+  uint8_t state = MANUAL_PIN & (1<<MANUAL_BIT);
+  if(state && state != last_state)
+    eventqueue_push(btn_toggle);
+
+  last_state = state;
+}