| 摘要 |
The detachable remote controller circuit includes a key matrix, a display unit, a controller for generating a control signal and displaying a selected function, a transmitter for transmitting a radio signal to a TV, an interrupt signal receiver for stopping the display unit from driving when a remote controller is attached to the TV, a receiver for receiving data transmitted from the transmitter, a light receiving amplifier for amplifying data to be received from the remote controller, a remote controller attaching/detaching sensor for sensing whether the remote controller is attached to or detached from the TV, an interrupt signal transmitter for transmitting a control signal for the display unit, and a microprocessor for implementing a function requested by the user, generating an interrupt control signal for the remocon and controlling a buzzer driver, thereby implementing a variety functions.
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