4712

Ok now I can see. The gnd pad is right (black). The order is GND nc C2CK C2D.

Did you read the tutorial (link above)? You need C2D, C2CK and GND.

@mituritsyn Now, you can give it a try...

Just released, please retry.

@tfischer90: Please check that the right com port is selected. Try to connect and power up the ESC, wait 5 seconds and then click "Read Setup".

@StuweFPV I am sorry that you are experiencing such difficulties. We could offer version 32.9.0.2 for download, but the only change in 32.9.0.3 was a fix in the server connection...

@StuweFPV unfortunately several changes were done in the step from 32.8.x.x to 32.9.x.x... Usually the newest version is the best to use, and often is mandatory because of important fixes....

@StuweFPV So far no issues here to see with MATEKSYS F765 WING and INAV5.0.

You're right, the log shows only that the bootloader of the ESC is not connectable. But we don't give up on it ... Now there are some questions to be...

Perhaps an issue of the H743 input function at the motor out pin? Maybe try another pin or install Betaflight and check if bidirectional DShot works. Another option would be...