"Rolf I have a couple of questions about this reply. First I am running an apm 2.6 with the teensy 3.1 board hooked to my Frysky 8XR receiver using my Taranis Transmitter. My telemetry is working fine but my battery voltage (CEL and CELS) is…"
"I now have a APM 2.6 board that I am going to try the Teensy 3.1 on. I have a couple of questions.
1) Will Telemetry to the Taranis work when I am plugged into USB or do I need to power up with battery? Currently I have everything wired up to USB…"
I will follow your instructions. When I pull that connection (teensy TX -> APM rx) (using pins) it doesn't seem to make any difference. The light still flashes quickly. Maybe I do have a bad connection.
I only get telemetry when I am connected by USB to Mission Planner and Mavlink is connected. I have tried all iterations on the pin connections to the APM. Mission Planner must send the "heartbeat". The only wiring I…"
"I do have TX, RX and GND connected from APM to Teensy. I am going to try to use just the TX and GND pin or the RX and GND pin. Maybe Thats why I only get things working when I am connected to mission planner.
"Thank you Roger for your reply.
I actually have two Teensy 3.1 boards The trace is cut on one and not on the other. They both demonstrate the same symptoms, only working when I am plugged into the usb port on the computer and Mission planner is…"
"I am having an issue with my Teensy 3.1 board and telemetry to my Taranis. I am using Teensy 3.1 on my Walkera QR X350 PRO which uses an APM board.
1) When I power up the quad with the battery I get no Telemetry.
2) When I power up my quad using a…"