| 摘要 |
PROBLEM TO BE SOLVED: To provide a touch panel controller capable of performing palm rejection in a pen-only mode and erasure by a finger touch in a finger pen mode in a natural flow of operations.SOLUTION: A touch panel controller 121 has a finger pen mode in which a pen touch and a finger touch are both accepted and a pen-only mode in which only the pen touch is accepted, and enters the pen-only mode when it is determined that a touch operation is the pen touch in the finger pen mode, and returns to the finger pen mode when no touch operation is done for a certain time in the pen-only mode. |
