matyas-brenner

My Mamba mk4 H743 doesn't forget config, but goes to DFU by itself repeatedly. - BF 4.2.11

> Please try `set osd_displayport_device = AUTO` instead that disables the OSD, so it is unusable as a fix

> My Mamba mk4 H743 doesn't forget config, but goes to DFU by itself repeatedly. - BF 4.2.11 Still true with BF 4.3.0 RC7

> Please provide a screenshot and if using a nightly we can check the console. > > Also try changing a setting in OSD and save and reboot (minimal 5...

> There must be an event triggering the reboot? If there is one, I'm not aware of any. > If in DFU mode can you go to firmware flasher tab...

Here are 2 screenshots of 2 occurrences of the issue with development build.  

> > Problem usually occur when saving config. Maybe related to flash driver.... > > HDZero VTX does request to write EEPROM after power up. After the VTX is powered...

It is not explicitly written here, just to be sure. When I set `osd_displayport_device = NONE`, this issue stops (but OSD is obviously not working). I think that this means...

In latest hdzero vtx manual there is this troubleshooting suggestion for this issue: Add a 200ohm resistor between the wire from FC UART.TX to VTX UART.RX Untested by me so...

This is a bad name for an issue IMHO. I suggest something like "FC won't arm with HDZero VTX".