This is the "gold standard" for open-source radio programming. Check the latest CHIRP builds to see if the D9000 is supported under the "Zastone" or "TYT" (as many share internal boards) categories. Step-by-Step Programming Guide 1. Driver Installation
The D9000 typically uses a standard USB-to-Serial cable that plugs into the microphone jack or the dedicated data port (depending on your specific hardware revision). zastone d9000 programming software
Ensure the cable is pushed firmly into the radio. The D9000 jacks can sometimes be tight. Final Pro-Tip This is the "gold standard" for open-source radio