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