The HYT TC-580 uses a serial programming cable. According to technical support resources, you need a specific configuration for this radio.
Name your channels using alphanumeric characters (e.g., "SEC 1", "MAIN ENG") instead of displaying raw frequency numbers. Hyt Tc-580 Programming Software
Install the HYT TC-580 CPS application by running the setup.exe file from your software package. 2. Physical Setup Turn off the HYT TC-580 radio. The HYT TC-580 uses a serial programming cable