An engine lubrication control system includes an engine, an oil pump which is driven by the engine, an oil circuit which extends downstream from the oil pump, and a plurality of oil branch supply paths which branch from the oil circuit and supply oil to each part of the engine. Training of adaptive equalizers is performed utilizing a sparse symbol constellation, wherein a number of symbol states is smaller than that of a symbol constellation used in a normal data transmission state. The digital camera is operated through a touch panel provided in a lower portion of the display screen. According to the present invention, since the interval between the lead and the electrode pad can be made even narrower, a fine pitch semiconductor device can be realized. The system includes a first calibration circuit responsive to inphase and quadrature pairs of stream and operative to calibrate each I and Q pair and a second calibration circuit responsive to the calibrated I and Q pairs for all streams, wherein the first and second calibration circuits perform calibration in the time domain. A valve assembly selectively attachable to the adaptor to facilitate selective flow of fluid relative to the adaptor.