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/*******************************************/ 
//MODUlE?hamgen 
//????????8?????????? 
/************************************************/ 
//DEFINES 
`define DELAY 0  //???????? 
//???? 
module hamgen(data_in,ham_out); 
//???? 
input [7:0] data_in;//??? 
output [3:0] ham_out;//????? 
 
//???? 
wire [7:0] data_in; 
wire [3:0] ham_out; 
 
//?? 
assign #`DELAY  ham_out[3]=data_in[7]^data_in[6]^data_in[4]^data_in[3]^data_in[1]; 
assign #`DELAY  ham_out[2]=data_in[7]^data_in[5]^data_in[4]^data_in[2]^data_in[1]; 
assign #`DELAY  ham_out[1]=data_in[6]^data_in[5]^data_in[4]^data_in[0]; 
assign #`DELAY  ham_out[0]=data_in[3]^data_in[2]^data_in[1]^data_in[0]; 
endmodule