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Aiming at the problem of the shape meter of contact type based on slip ring, wireless and embedded multi-SCP system for strip steel shape signal Collection are developed. The problem are solved perfectly that signal collection when the shape meter running in positive or negative and distinguishing differ sensor signal in same group, through the installation of photoelectric switch. The software flow chart of master and slave IIC bus communication is given. Practice shows that when the number of channels is 30, the shape meter rotational speed is 10 circles per second, the data sampling accuracy and transmission rate can meet the requirements of the shape meter closed-loop-control.