| 摘要 |
<p>A disappearing interface system for a device, such as an appliance (e.g., a cooking range) having an interactive user interface, a light-emitting device (e.g., a LED), a microprocessor based LED fader electronic control system that uses a PWM signal to drive an A/D circuit to control the intensity (e.g., fade in/out) of the light-emitting device.</p> |
