Re: [Paparazzi-devel] ardrone2_raw starts but doesn't fly

[Ben Laurie]

On 5 October 2013 14:42, Freek van Tienen <address@hidden> wrote:
> You should check the hight of the waypoints compared to the current hight.
> What I could think of is that it didn't do a good "Geo init" and doesn't
> have the correct height.
> The other thing I could think of is that if you have a joystick connected
> you should set it into NAV(AUTO2) mode, and give no thrust at the Start
> engine block(else it can't start the propellors) and give full thrust after
> the propellors are turning before entering the Takeoff block.
>
> 1. The Geo init block: This one updates the waypoints positions and height
> of the drone in respect to the current GPS position.
> 2. The Start engine block: This block starts the propellors at the lowest
> speed, so they should be turning but it should not take off.
> 3. The Takeoff block: This block let the drone takeoff and go to the next
> block in the flight plan. So then it should really go to STANBY for example.
> (Keep in mind that if you have a joystick connected you must give full
> thrust, because the thrust of your joystick is the limit of thrust the drone
> can give)

I don't have a joystick connected - do I need to change anything to
compensate for that?

>
>
> 2013/10/4 Ben Laurie <address@hidden>
>>
>> Any hints on how to debug this? For a change, my weekend is clear!
>>
>>
>> On 1 October 2013 11:50, Ben Laurie <address@hidden> wrote:
>>>
>>>
>>>
>>>
>>> On 1 October 2013 11:38, Christophe De Wagter <address@hidden> wrote:
>>>>
>>>> For take-off you are supposed to
>>>>
>>>> 1) click the start engine flightplan block
>>>> 2) click the takeoff flightplan block
>>>
>>>
>>> Hmm. I did that, I think. As I say, it didn't take off, but it did spin
>>> the props.
>>>
>>> What would I expect to happen at these two stages?
>>>
>>>>
>>>> We have no experience (yet) with flying in raw mode with the Parrot
>>>> Flight Recorder.
>>>
>>>
>>> Happy to help debug, but not sure what I'm looking for - why might the
>>> GPS prevent takeoff?
>>>
>>> I do have a ublox GPS on order, btw.
>>>
>>>>
>>>>
>>>> -Christophe
>>>>
>>>>
>>>> On Tue, Oct 1, 2013 at 10:46 AM, Ben Laurie <address@hidden> wrote:
>>>>>
>>>>> Ping?
>>>>>
>>>>>
>>>>> On 30 September 2013 14:46, Ben Laurie <address@hidden> wrote:
>>>>>>
>>>>>> OK, so I got the Flight Recorder working is sirf mode.
>>>>>>
>>>>>> But when I tried to actually fly it, it was a bit weird.
>>>>>>
>>>>>> At first, it kept losing GPS fix and switching itself into KILL and
>>>>>> refused to do anything. After a few restarts, it seemed to stop doing 
>>>>>> that,
>>>>>> and switching to the Takeoff block span the motors up, but not fast 
>>>>>> enough
>>>>>> to actually take off - it just sat there with everything spinning.
>>>>>>
>>>>>> Am I do something wrong? What am I actually supposed to do for
>>>>>> takeoff? Go to Start Engine first? Or what?
>>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
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>>>>>
>>>>
>>>>
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>>
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