Ld-c101 Usb To Ci-v Driver Guide

The LD-C101 USB to CI-V cable is a specialized interface used by amateur radio enthusiasts to connect Icom transceivers to a computer for Computer-Aided Transceiver (CAT) control. This single-cable solution replaces the traditional, multi-component Icom CT-17 level converter setup, allowing you to manage frequency, mode, and filter settings directly through software like Ham Radio Deluxe or WSJT-X. Understanding the LD-C101 Interface

For SiLabs Chipsets: Download the latest VCP (Virtual COM Port) drivers directly from the Silicon Labs Support Page.

• Uses MAX232 or direct transistor level shifting (TTL to CI-V's open-collector).
• CI-V bus requires pull-up resistor (2.2kΩ to 5V).

Features and Benefits

Test 2: CI-V Command Test

If you have a working radio, send FE FE 5E E0 03 FD (read frequency) to COMx. The radio should respond. Use a tool like CI-V Commander or Hamlib:

Driver Installation and Software Compatibility Ld-c101 Usb To Ci-v Driver

Two weeks later, he uploaded the final driver and firmware patch to Kuroda’s archived FTP site, with a note: “Works on Windows 98 through Windows 11, and any Linux kernel 2.6+. CI-V timing now self-calibrates on each connection. The post office queue now has a patient clerk.”

For more information about the LD-C101 USB to CI-V driver, users can refer to the following resources: The LD-C101 USB to CI-V cable is a

The LD-C101 functions as a digital bridge, converting your computer's USB signals into the CI-V (CIV) protocol used by Icom.