(tr)uSDX Forum

Glad I could help!

When I press any buttons, there's pop from the speaker. much worse, if there's an external speaker connected. Is this normal?

Are you looking for the beta firmware from the video? it's here https://dl2man.de/wp-content/uploads/20 ... /beta.html this will make it 2.0t

I reflashed the bootloader, and was able to flash the new firmware just fine. Super weird.

I tried 38400 and it didn't work either

Well, when I flashed it the first time from what it came with to add my callsign, I used 115200 and it worked. So are you saying I should try a lower rate?

I am using the same port speed settings as I did a few minutes before when it worked. So I don't see how

I know it's a good cable, because it worked the first time I loaded the firmware with my callsign. Which was a few minutes before I tried the beta FW. Also, it is a brand new cable, and When I plug it in it shows up in the devices. Also using the same settings as I did the first time

I just built a kit from an approves supplier on ebay. I uploaded the firmware with my callsign and it worked. Now, however when I try to use avrdudess to upload the beta firmware: The radio clicks and, I get this avrdude.exe: stk500_recv(): programmer is not responding avrdude.exe: stk500_getsync() ...