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Re: Kenwood TH-D74 bluetooth connection to Pi


 

I went back and disconnected the two bluetooth devices (the radio and a keyboard). ?I also removed the radio from bluetooth. ?(reminder running Raspberry Pi 4, 64 bit Bookworm)

To pair radio, I used the terminal and Bluetoothctl command. ?(scan on, saw the TH-D74, copied MAC address and paired to it, then used the TRUST command for the MAC address). ?Note, in Bluetoothctl, it said it was paired but then moment later said it was not connected, but this did not impact the Trust command and no error messages. ?Exit Bluetoothctl. ?Using "sudo rfcomm connect 0 'Mac Address' 1" ?I was able to make the com port. ?Under the Bluetooth icon in the menu bar, the TH-D74 now shows green and is connected.

I can know close the connection, but go back to it by just issuing the rfcomm connect command again. ?TH0-D74 is set to auto connect. ?But.....

I don't seem to be able to get any data transfer between the radio and the computer. ?Radio interface is set to Bluetooth for KISS TNC, radio is in the KISS 12 mode, and packet are being heard by the radio. ?But, when connected to YAAC vial rfcomm0, no data transfer either to or from the radio/computer. ?I did notice that the bluetooth icon on the radio is not blue but gray, indicating bluetooth is not active, perhaps. ?The radio is connected to the computer because if I turn the radio off, the computer "hangs up" the connection. ?I seem to be missing a step. ?Any ideas?

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