When the ublox 6 series modules were released, I noted that the 6T and 6P modules provided access to the raw carrier phase measurements, and I started thinking about how to use this capability. My connections through my university research appointment weren't strong enough to get ublox to sample a dev kit to me (they generally don't sample them at all). Jordi and Chris from 3DRobotics.com were kind enough to use…Continue
It is that time of the year when for many of us the furnaces have been turned on for the coming winter and the indoor air is getting dry, so it must be time for my annual ESD Public Service Announcement.
What is ESD? Electrostatic Discharge! That little spark you sometimes get when you touch a light switch or some other grounded object.…Continue
I have had a Lemon-RX (previously known as Orange-RX) DSM2 6-Channel Receiver (PPM + UART)
sitting around for a bit, and finally got around to hooking it up to my logic analyzer and checking it out today. I was interested in this RX as an inexpensive option if you need PPM output and run Spektrum/JR gear. I knew from the spec sheet that the channel resolution on…Continue
A feature frequently requested is to add support to ArduPlane for using sonar to control the landing flare.The answer, unfortunately, is probably no. Take a look at this graph I obtained yesterday...
This has been on my to-do list for ages as I have never gotten around to getting some real world data to see if this would work. Finally got the real world…Continue