"Driver integrated LED panels are now generally available and cheap. It would be a good time for somebody to help APM catch-up to with CleanFlight/Naze32 and it's support for programmable RGB LED support (including the status/location relative…"
"The connection cable provided with the GPS is straight, no cross-over of TX/RX (just the whole connector is up/down), but as the motherboard of the GPS (I opened it) is not labelled we don't know that the RX goes to RX as Cala suggests. The only…"
"...so this one defaults to 56k baud out the box, and must be set to 9k to get a reliable flash to the new 3.01 firmware for Galileo support and other improvements. So expect to get hold of a CP2102 USB serial adapter and make-up a cable to connect…"
"By the way this GPS unit is very good. It will run up to 10Hz in GPS mode and 3Hz in SBAS-DGPS mode. The only issue is that APM is unable to detect this device at speeds higher then 38k baud, so best leave the update RATE at 500ms (2Hz), The problem…"
"Maybe you can inject IMES messages, pretend to be a differential source/use the u-Blox AssistNow extension that they used to implement CellLocate.
That is, rather than trying to extend the GPS from the flight controller side and fight with EKF, take…"