Patent ID: 9569025
Date: 2017-02-14
CPC Classifications: G02F,G06F

Claim:
1. An integrated circuit device comprising: a touch controller comprising at least one input, a liquid crystal display (LCD) controller comprising a plurality of outputs, wherein the LCD controller is configured to drive a segmented LCD comprising a plurality of segment electrodes and common electrodes wherein each segment electrode and each common electrode is individually accessible for connection, wherein the segment electrodes are arranged in groups spaced apart from each other and wherein at least one group forms a seven-segment display, a plurality of external connections wherein each segment electrode and each common electrode is coupled with one of said plurality of external connections, and a multiplexer operable in a first mode to connect said plurality of external connections with said plurality of outputs of the LCD controller and in a second mode to connect at least one of said plurality of external connections connected to a common electrode with said touch controller, wherein the common electrode is used as a touch sensor electrode.