![SmartPort telemetry doesn't work with serial option 4 on Matek F405 Wing · Issue #12338 · ArduPilot/ardupilot · GitHub SmartPort telemetry doesn't work with serial option 4 on Matek F405 Wing · Issue #12338 · ArduPilot/ardupilot · GitHub](https://user-images.githubusercontent.com/6174343/65264329-5c6fc580-dadc-11e9-8f7c-dac25b1474a8.png)
SmartPort telemetry doesn't work with serial option 4 on Matek F405 Wing · Issue #12338 · ArduPilot/ardupilot · GitHub
![Matek BetaFlight F405-CTR Flight Controller Built-in PDB OSD 5V/2A BEC Current Sensor for RC Drone Multicopter: Buy Online at Best Price in UAE - Amazon.ae Matek BetaFlight F405-CTR Flight Controller Built-in PDB OSD 5V/2A BEC Current Sensor for RC Drone Multicopter: Buy Online at Best Price in UAE - Amazon.ae](https://m.media-amazon.com/images/I/71APgmtC4JL.jpg)
Matek BetaFlight F405-CTR Flight Controller Built-in PDB OSD 5V/2A BEC Current Sensor for RC Drone Multicopter: Buy Online at Best Price in UAE - Amazon.ae
![Matek Mateksys BetaFlight F405-CTR F405 CTR Flight Controller Built-in PDB OSD 5V/2A BEC Current Sensor For RC Multicopter - AliExpress Toys & Hobbies Matek Mateksys BetaFlight F405-CTR F405 CTR Flight Controller Built-in PDB OSD 5V/2A BEC Current Sensor For RC Multicopter - AliExpress Toys & Hobbies](https://ae01.alicdn.com/kf/HTB1QGxFacnrK1RkHFrdq6xCoFXaP.jpg)