• This is why I think my chksum for CFG-PRT is correct.
    as msg_id = 00, class = 0x06, len = 0x0000 - together that makes 0x00 0x06 0x00 0x00

      Serial1.write([0xBA,0xCE,0x00,0x00,0x06,­0x00, 0x00,0x06,0x00,0x00]);
    
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