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include/bas_utils.h

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+/*
+ * bas_utils.h
+ *
+ * This file is part of BaS_gcc.
+ *
+ * BaS_gcc 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
+ * (at your option) any later version.
+ *
+ * BaS_gcc 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 BaS_gcc.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *  Created on: 26.02.2013
+ *      Author: Markus Fröschle
+ */
+
+#ifndef _BAS_UTILS_H_
+#define _BAS_UTILS_H_
+
+#define CLEAR_BIT(p,bit)        p &= ~(bit)
+#define CLEAR_BIT_NO(p,nr)      CLEAR_BIT(p, (1 << (nr)))
+
+extern void write_pic_byte(uint8_t value);
+extern uint8_t read_pic_byte(void);
+
+#endif /* _BAS_UTILS_H_ */