Ajout FishPeper

OpenSky/arch/rasp/hal_sbus.h

@@ -0,0 +1,38 @@
+/*
+    Copyright 2017 fishpepper <AT> gmail.com
+
+    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 3 of the License, or
+    (at your option) any later version.
+
+    This program 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 this program.  If not, see <http:// www.gnu.org/licenses/>.
+
+   author: fishpepper <AT> gmail.com
+*/
+
+#ifndef HAL_SBUS_H_
+#define HAL_SBUS_H_
+
+#include <stdint.h>
+#include "hal_defines.h"
+
+void hal_sbus_init(EXTERNAL_MEMORY uint8_t *data_ptr);
+void hal_sbus_start_transmission(uint8_t *buffer, uint8_t len);
+
+// this helper routine will invert the data
+// stored in buffer in case the sbus is set
+// to inverted
+#if SBUS_INVERTED
+#define HAL_SBUS_PREPARE_DATA(a) (0xFF ^ (a))
+#else
+#define HAL_SBUS_PREPARE_DATA(a) (a)
+#endif  // SBUS_INVERTED
+
+#endif  // HAL_SBUS_H_