USB to RJ12 MPI TTL 5V Serial Cable 6FT LG TV

6 Foot USB-A Male to MPI RJ12 Connector Male

Generic Serial Transfer Cable For Devices
RJ-12 IDC Connector to USB-A Male.
Primarily used to transfer Serial Data back and forth from to Control LG TV.


Possible Wiring.

 RJ-12 (TV Side)                DB9 Male (USB Adapter Side)
 -----------------              ---------------------------
 [1] GND ---------------------> [5] GND
 [2] TXD ---------------------> [2] RXD
 [3] RXD ---------------------> [3] TXD
 [4] +5V (N/C)
 [5] N/C
 [6] N/C

Still Testing September 4th, 2025