![](/media/cache/profiles/2012_sf_avc_095.jpg.50x50_q85.jpg)
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
Diff: MAVlink/include/minimal/mavlink_msg_heartbeat.h
- Revision:
- 0:a6a169de725f
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/MAVlink/include/minimal/mavlink_msg_heartbeat.h Mon May 27 13:26:03 2013 +0000 @@ -0,0 +1,132 @@ +// MESSAGE HEARTBEAT PACKING + +#define MAVLINK_MSG_ID_HEARTBEAT 0 + +typedef struct __mavlink_heartbeat_t +{ + uint8_t type; ///< Type of the MAV (quadrotor, helicopter, etc., up to 15 types, defined in MAV_TYPE ENUM) + uint8_t autopilot; ///< Type of the Autopilot: 0: Generic, 1: PIXHAWK, 2: SLUGS, 3: Ardupilot (up to 15 types), defined in MAV_AUTOPILOT_TYPE ENUM + uint8_t mavlink_version; ///< MAVLink version + +} mavlink_heartbeat_t; + + + +/** + * @brief Pack a heartbeat 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 type Type of the MAV (quadrotor, helicopter, etc., up to 15 types, defined in MAV_TYPE ENUM) + * @param autopilot Type of the Autopilot: 0: Generic, 1: PIXHAWK, 2: SLUGS, 3: Ardupilot (up to 15 types), defined in MAV_AUTOPILOT_TYPE ENUM + * @return length of the message in bytes (excluding serial stream start sign) + */ +static inline uint16_t mavlink_msg_heartbeat_pack(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, uint8_t type, uint8_t autopilot) +{ + uint16_t i = 0; + msg->msgid = MAVLINK_MSG_ID_HEARTBEAT; + + i += put_uint8_t_by_index(type, i, msg->payload); // Type of the MAV (quadrotor, helicopter, etc., up to 15 types, defined in MAV_TYPE ENUM) + i += put_uint8_t_by_index(autopilot, i, msg->payload); // Type of the Autopilot: 0: Generic, 1: PIXHAWK, 2: SLUGS, 3: Ardupilot (up to 15 types), defined in MAV_AUTOPILOT_TYPE ENUM + i += put_uint8_t_by_index(2, i, msg->payload); // MAVLink version + + return mavlink_finalize_message(msg, system_id, component_id, i); +} + +/** + * @brief Pack a heartbeat 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 type Type of the MAV (quadrotor, helicopter, etc., up to 15 types, defined in MAV_TYPE ENUM) + * @param autopilot Type of the Autopilot: 0: Generic, 1: PIXHAWK, 2: SLUGS, 3: Ardupilot (up to 15 types), defined in MAV_AUTOPILOT_TYPE ENUM + * @return length of the message in bytes (excluding serial stream start sign) + */ +static inline uint16_t mavlink_msg_heartbeat_pack_chan(uint8_t system_id, uint8_t component_id, uint8_t chan, mavlink_message_t* msg, uint8_t type, uint8_t autopilot) +{ + uint16_t i = 0; + msg->msgid = MAVLINK_MSG_ID_HEARTBEAT; + + i += put_uint8_t_by_index(type, i, msg->payload); // Type of the MAV (quadrotor, helicopter, etc., up to 15 types, defined in MAV_TYPE ENUM) + i += put_uint8_t_by_index(autopilot, i, msg->payload); // Type of the Autopilot: 0: Generic, 1: PIXHAWK, 2: SLUGS, 3: Ardupilot (up to 15 types), defined in MAV_AUTOPILOT_TYPE ENUM + i += put_uint8_t_by_index(2, i, msg->payload); // MAVLink version + + return mavlink_finalize_message_chan(msg, system_id, component_id, chan, i); +} + +/** + * @brief Encode a heartbeat 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 heartbeat C-struct to read the message contents from + */ +static inline uint16_t mavlink_msg_heartbeat_encode(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, const mavlink_heartbeat_t* heartbeat) +{ + return mavlink_msg_heartbeat_pack(system_id, component_id, msg, heartbeat->type, heartbeat->autopilot); +} + +/** + * @brief Send a heartbeat message + * @param chan MAVLink channel to send the message + * + * @param type Type of the MAV (quadrotor, helicopter, etc., up to 15 types, defined in MAV_TYPE ENUM) + * @param autopilot Type of the Autopilot: 0: Generic, 1: PIXHAWK, 2: SLUGS, 3: Ardupilot (up to 15 types), defined in MAV_AUTOPILOT_TYPE ENUM + */ +#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS + +static inline void mavlink_msg_heartbeat_send(mavlink_channel_t chan, uint8_t type, uint8_t autopilot) +{ + mavlink_message_t msg; + mavlink_msg_heartbeat_pack_chan(mavlink_system.sysid, mavlink_system.compid, chan, &msg, type, autopilot); + mavlink_send_uart(chan, &msg); +} + +#endif +// MESSAGE HEARTBEAT UNPACKING + +/** + * @brief Get field type from heartbeat message + * + * @return Type of the MAV (quadrotor, helicopter, etc., up to 15 types, defined in MAV_TYPE ENUM) + */ +static inline uint8_t mavlink_msg_heartbeat_get_type(const mavlink_message_t* msg) +{ + return (uint8_t)(msg->payload)[0]; +} + +/** + * @brief Get field autopilot from heartbeat message + * + * @return Type of the Autopilot: 0: Generic, 1: PIXHAWK, 2: SLUGS, 3: Ardupilot (up to 15 types), defined in MAV_AUTOPILOT_TYPE ENUM + */ +static inline uint8_t mavlink_msg_heartbeat_get_autopilot(const mavlink_message_t* msg) +{ + return (uint8_t)(msg->payload+sizeof(uint8_t))[0]; +} + +/** + * @brief Get field mavlink_version from heartbeat message + * + * @return MAVLink version + */ +static inline uint8_t mavlink_msg_heartbeat_get_mavlink_version(const mavlink_message_t* msg) +{ + return (uint8_t)(msg->payload+sizeof(uint8_t)+sizeof(uint8_t))[0]; +} + +/** + * @brief Decode a heartbeat message into a struct + * + * @param msg The message to decode + * @param heartbeat C-struct to decode the message contents into + */ +static inline void mavlink_msg_heartbeat_decode(const mavlink_message_t* msg, mavlink_heartbeat_t* heartbeat) +{ + heartbeat->type = mavlink_msg_heartbeat_get_type(msg); + heartbeat->autopilot = mavlink_msg_heartbeat_get_autopilot(msg); + heartbeat->mavlink_version = mavlink_msg_heartbeat_get_mavlink_version(msg); +}