www.DataSheet4U.com PS/23DSMC522 PS/2 3D SMC52.
SHANGHAI BELLING
SMC522 - PS/2 Photoelectric 3D Mouse Controler
www.DataSheet4U.com PS/23DSMC522 PS/2 3D SMC522 1． SMC522 PS/2 3D ， PAN101B204/208 、ADNS-2051 。SMC522 MICRO ， 400CPI/800CPI PS/2 2D 3KEY、PS/.