Yep. TS cables are instrument cables. TRS is for stereo signal.
Your setup should look like this.
It is possible to use TRS cables but it will have slightly less output and more possibility of noise interference. TS is the right way to for connecting your instrument.
https://www.sweetwater.com/sweetcare/articles/whats-the-difference-between-ts-and-trs-cables/
Thanks for all your help paul. It’s working exactly how I wanted it to now. Appreciate the pictures too!!!