Code for autonomous rover for Sparkfun AVC. DataBus won 3rd in 2012 and the same code was used on Troubled Child, a 1986 Jeep Grand Wagoneer to win 1st in 2014.

Dependencies:   mbed Watchdog SDFileSystem DigoleSerialDisp

Revision:
0:a6a169de725f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MAVlink/include/common/mavlink_msg_set_altitude.h	Mon May 27 13:26:03 2013 +0000
@@ -0,0 +1,123 @@
+// MESSAGE SET_ALTITUDE PACKING
+
+#define MAVLINK_MSG_ID_SET_ALTITUDE 65
+
+typedef struct __mavlink_set_altitude_t 
+{
+    uint8_t target; ///< The system setting the altitude
+    uint32_t mode; ///< The new altitude in meters
+
+} mavlink_set_altitude_t;
+
+
+
+/**
+ * @brief Pack a set_altitude message
+ * @param system_id ID of this system
+ * @param component_id ID of this component (e.g. 200 for IMU)
+ * @param msg The MAVLink message to compress the data into
+ *
+ * @param target The system setting the altitude
+ * @param mode The new altitude in meters
+ * @return length of the message in bytes (excluding serial stream start sign)
+ */
+static inline uint16_t mavlink_msg_set_altitude_pack(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, uint8_t target, uint32_t mode)
+{
+    uint16_t i = 0;
+    msg->msgid = MAVLINK_MSG_ID_SET_ALTITUDE;
+
+    i += put_uint8_t_by_index(target, i, msg->payload); // The system setting the altitude
+    i += put_uint32_t_by_index(mode, i, msg->payload); // The new altitude in meters
+
+    return mavlink_finalize_message(msg, system_id, component_id, i);
+}
+
+/**
+ * @brief Pack a set_altitude message
+ * @param system_id ID of this system
+ * @param component_id ID of this component (e.g. 200 for IMU)
+ * @param chan The MAVLink channel this message was sent over
+ * @param msg The MAVLink message to compress the data into
+ * @param target The system setting the altitude
+ * @param mode The new altitude in meters
+ * @return length of the message in bytes (excluding serial stream start sign)
+ */
+static inline uint16_t mavlink_msg_set_altitude_pack_chan(uint8_t system_id, uint8_t component_id, uint8_t chan, mavlink_message_t* msg, uint8_t target, uint32_t mode)
+{
+    uint16_t i = 0;
+    msg->msgid = MAVLINK_MSG_ID_SET_ALTITUDE;
+
+    i += put_uint8_t_by_index(target, i, msg->payload); // The system setting the altitude
+    i += put_uint32_t_by_index(mode, i, msg->payload); // The new altitude in meters
+
+    return mavlink_finalize_message_chan(msg, system_id, component_id, chan, i);
+}
+
+/**
+ * @brief Encode a set_altitude struct into a message
+ *
+ * @param system_id ID of this system
+ * @param component_id ID of this component (e.g. 200 for IMU)
+ * @param msg The MAVLink message to compress the data into
+ * @param set_altitude C-struct to read the message contents from
+ */
+static inline uint16_t mavlink_msg_set_altitude_encode(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, const mavlink_set_altitude_t* set_altitude)
+{
+    return mavlink_msg_set_altitude_pack(system_id, component_id, msg, set_altitude->target, set_altitude->mode);
+}
+
+/**
+ * @brief Send a set_altitude message
+ * @param chan MAVLink channel to send the message
+ *
+ * @param target The system setting the altitude
+ * @param mode The new altitude in meters
+ */
+#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS
+
+static inline void mavlink_msg_set_altitude_send(mavlink_channel_t chan, uint8_t target, uint32_t mode)
+{
+    mavlink_message_t msg;
+    mavlink_msg_set_altitude_pack_chan(mavlink_system.sysid, mavlink_system.compid, chan, &msg, target, mode);
+    mavlink_send_uart(chan, &msg);
+}
+
+#endif
+// MESSAGE SET_ALTITUDE UNPACKING
+
+/**
+ * @brief Get field target from set_altitude message
+ *
+ * @return The system setting the altitude
+ */
+static inline uint8_t mavlink_msg_set_altitude_get_target(const mavlink_message_t* msg)
+{
+    return (uint8_t)(msg->payload)[0];
+}
+
+/**
+ * @brief Get field mode from set_altitude message
+ *
+ * @return The new altitude in meters
+ */
+static inline uint32_t mavlink_msg_set_altitude_get_mode(const mavlink_message_t* msg)
+{
+    generic_32bit r;
+    r.b[3] = (msg->payload+sizeof(uint8_t))[0];
+    r.b[2] = (msg->payload+sizeof(uint8_t))[1];
+    r.b[1] = (msg->payload+sizeof(uint8_t))[2];
+    r.b[0] = (msg->payload+sizeof(uint8_t))[3];
+    return (uint32_t)r.i;
+}
+
+/**
+ * @brief Decode a set_altitude message into a struct
+ *
+ * @param msg The message to decode
+ * @param set_altitude C-struct to decode the message contents into
+ */
+static inline void mavlink_msg_set_altitude_decode(const mavlink_message_t* msg, mavlink_set_altitude_t* set_altitude)
+{
+    set_altitude->target = mavlink_msg_set_altitude_get_target(msg);
+    set_altitude->mode = mavlink_msg_set_altitude_get_mode(msg);
+}