ubuntu@ubiquityrobot:~$ rostopic echo /diagnostics
header:
  seq: 3225
  stamp:
    secs: 1455211327
    nsecs: 788299841
  frame_id: ''
status:
  -
    level: 2
    name: "joy_node: Joystick Driver Status"
    message: "Joystick not open."
    hardware_id: "none"
    values:
      -
        key: "topic"
        value: "/joy"
      -
        key: "device"
        value: "/dev/input/js0"
      -
        key: "device name"
        value: ''
      -
        key: "dead zone"
        value: "0.05"
      -
        key: "autorepeat rate (Hz)"
        value: "20"
      -
        key: "coalesce interval (s)"
        value: "0.001"
      -
        key: "recent joystick event rate (Hz)"
        value: "0"
      -
        key: "recent publication rate (Hz)"
        value: "0"
      -
        key: "subscribers"
        value: "1"
      -
        key: "default trig val"
        value: "False"
      -
        key: "sticky buttons"
        value: "False"
---
header:
  seq: 602
  stamp:
    secs: 1455211328
    nsecs: 486817841
  frame_id: ''
status:
  -
    level: 0
    name: "mavros: FCU connection"
    message: "connected"
    hardware_id: "/dev/serial0:921600"
    values:
      -
        key: "Received packets:"
        value: "17413"
      -
        key: "Dropped packets:"
        value: "0"
      -
        key: "Buffer overruns:"
        value: "0"
      -
        key: "Parse errors:"
        value: "0"
      -
        key: "Rx sequence number:"
        value: "184"
      -
        key: "Tx sequence number:"
        value: "0"
      -
        key: "Rx total bytes:"
        value: "8068998"
      -
        key: "Tx total bytes:"
        value: "646410"
      -
        key: "Rx speed:"
        value: "24643.000000"
      -
        key: "Tx speed:"
        value: "2494.000000"
  -
    level: 0
    name: "mavros: GPS"
    message: "3D fix"
    hardware_id: "/dev/serial0:921600"
    values:
      -
        key: "Satellites visible"
        value: "13"
      -
        key: "Fix type"
        value: "3"
      -
        key: "EPH (m)"
        value: "0.80"
      -
        key: "EPV (m)"
        value: "1.30"
  -
    level: 0
    name: "mavros: Heartbeat"
    message: "Normal"
    hardware_id: "/dev/serial0:921600"
    values:
      -
        key: "Heartbeats since startup"
        value: "881"
      -
        key: "Frequency (Hz)"
        value: "1.000000"
      -
        key: "Vehicle type"
        value: "Hexarotor"
      -
        key: "Autopilot type"
        value: "ArduPilot"
      -
        key: "Mode"
        value: "GUIDED"
      -
        key: "System status"
        value: "Standby"
  -
    level: 0
    name: "mavros: System"
    message: "Normal"
    hardware_id: "/dev/serial0:921600"
    values:
      -
        key: "Sensor present"
        value: "0x0360FD6F"
      -
        key: "Sensor enabled"
        value: "0x0060FD6F"
      -
        key: "Sensor health"
        value: "0x0170FD6F"
      -
        key: "3D gyro"
        value: "Ok"
      -
        key: "3D accelerometer"
        value: "Ok"
      -
        key: "3D magnetometer"
        value: "Ok"
      -
        key: "absolute pressure"
        value: "Ok"
      -
        key: "GPS"
        value: "Ok"
      -
        key: "optical flow"
        value: "Ok"
      -
        key: "laser based position"
        value: "Ok"
      -
        key: "3D angular rate control"
        value: "Ok"
      -
        key: "attitude stabilization"
        value: "Ok"
      -
        key: "yaw position"
        value: "Ok"
      -
        key: "z/altitude control"
        value: "Ok"
      -
        key: "x/y position control"
        value: "Ok"
      -
        key: "motor outputs / control"
        value: "Ok"
      -
        key: "AHRS subsystem health"
        value: "Ok"
      -
        key: "Terrain subsystem health"
        value: "Ok"
      -
        key: "CPU Load (%)"
        value: "17.6"
      -
        key: "Drop rate (%)"
        value: "0.0"
      -
        key: "Errors comm"
        value: "0"
      -
        key: "Errors count #1"
        value: "0"
      -
        key: "Errors count #2"
        value: "0"
      -
        key: "Errors count #3"
        value: "0"
      -
        key: "Errors count #4"
        value: "0"
  -
    level: 1
    name: "mavros: Battery"
    message: "Low voltage"
    hardware_id: "/dev/serial0:921600"
    values:
      -
        key: "Voltage"
        value: "0.00"
      -
        key: "Current"
        value: "-0.0"
      -
        key: "Remaining"
        value: "-1.0"
  -
    level: 0
    name: "mavros: Time Sync"
    message: "Normal"
    hardware_id: "/dev/serial0:921600"
    values:
      -
        key: "Timesyncs since startup"
        value: "14351"
	  
        key: "Frequency (Hz)"
        value: "8.066667"
      -
        key: "Last RTT (ms)"
        value: "13.483537"
      -
        key: "Mean RTT (ms)"
        value: "-5886242.704627"
      -
        key: "Last remote time (s)"
        value: "955.786732000"
      -
        key: "Estimated time offset (s)"
        value: "1455210372.612966299"
---



Received 7951 messages, from 2 addresses
sys:comp   list of messages
  1:0     0
  1:1     0, 129, 2, 132, 193, 136, 137, 152, 150, 24, 27, 29, 30, 33, 35, 1, 165, 42, 173, 178, 182, 62, 65, 74, 77, 163, 36, 100, 111, 241, 116, 125