Qyt Kt8900 Programming Cable Pinout Top Jun 2026

If you’re building a cable:

Once you have installed the software, connect your KT8900 to your computer using the programming cable. Configure the software to use the correct COM port and baud rate (typically 9600 bps). qyt kt8900 programming cable pinout top

If you are looking for the front-panel microphone pinout (RJ45 connector), the connections are as follows (viewed from the front, Pin 1 on the left) Chassis Ground PTT (Push-to-Talk) Mic Ground / Shield Building or Buying a Cable USB to TTL: If you’re building a cable: Once you have

Early QYT KT8900 units (pre-2017) used a different pinout: Pin 2 was RX and Pin 3 was TX. Later revisions standardized to the pinout above (Pin 2 = TX). If you have an older radio, you may need to try the : Later revisions standardized to the pinout above (Pin

📌 TXD (Transmit Data) -> Connects to the RXD pin of your USB-to-TTL adapter.

If your computer doesn't recognize the cable, it's often a driver issue with "counterfeit" Prolific chips. Using a cable with an FTDI chip or a CH340 chip is highly recommended for compatibility with Windows 11.