# Usdx Cat control help **URL:** https://forum.digirig.net/t/usdx-cat-control-help/4289 **Category:** Uncategorized **Tags:** usdx2, usdx-plus-v2 **Created:** [August 27, 2024, 9:46pm UTC](https://forum.digirig.net/t/usdx-cat-control-help/4289 "2024-08-27T21:46:02Z") **Posts on this page:** 1 **Showing post:** 3
### Author: ![Constrainted](https://forum.digirig.net/user_avatar/forum.digirig.net/constrainted/32/2219_2.png) [@Constrainted](https://forum.digirig.net/u/Constrainted) #### Post date: [August 27, 2024, 11:47pm UTC](https://forum.digirig.net/t/usdx-cat-control-help/4289/3 "2024-08-27T23:47:18Z")
The connections for this radio are challenging, but some people have gotten it to work. There is a thread about this radio, called “white button uSDX” by their community. > [@Cable for Chinese uSDX+ V2](https://forum.digirig.net/t/cable-for-chinese-usdx-v2/215): > > I’m trying to build a serial cable for a Chinese uSDX+V2. The radio uses a Kenwood mic/speaker connection and I’m able to transmit, receive, and key PTT using the Baofeng audio cable. The radio has a CAT port that emulates a Kenwood TS-480. Here is a diagram of the connector pinout: I have 2 questions. I purchased the Digirig revision 1.9 configured for CI-V. Is the " Duplex serial CAT with RS-232 levels" configuration the correct configuration for this radio? What is… 73 Constrainted --- _[View the full topic](https://forum.digirig.net/t/usdx-cat-control-help/4289)._