编写M函数的MATLAB仿真程序，实现M=2，4，8，16，32的M相psk符号差错概率。,The preparation of M simulation program MATLAB function, M = 2,4,8,16,32 to achieve the M-phase psk symbol error probability.

32进制psk仿真子程序,子程序计算4进制psk调制的误码率-32 M-ary psk simulation subprogram, subprogram 4 M-ary psk modulation calculation of the bit error rate