?? sbox4.v
字號(hào):
`timescale 1ns/1nsmodule sbox4(addr, dout);input [1:6] addr;output [1:4] dout;reg [1:4] dout;always @(addr) begin case ({addr[1], addr[6], addr[2:5]}) //synopsys full_case parallel_case 0: dout = 7; 1: dout = 13; 2: dout = 14; 3: dout = 3; 4: dout = 0; 5: dout = 6; 6: dout = 9; 7: dout = 10; 8: dout = 1; 9: dout = 2; 10: dout = 8; 11: dout = 5; 12: dout = 11; 13: dout = 12; 14: dout = 4; 15: dout = 15; 16: dout = 13; 17: dout = 8; 18: dout = 11; 19: dout = 5; 20: dout = 6; 21: dout = 15; 22: dout = 0; 23: dout = 3; 24: dout = 4; 25: dout = 7; 26: dout = 2; 27: dout = 12; 28: dout = 1; 29: dout = 10; 30: dout = 14; 31: dout = 9; 32: dout = 10; 33: dout = 6; 34: dout = 9; 35: dout = 0; 36: dout = 12; 37: dout = 11; 38: dout = 7; 39: dout = 13; 40: dout = 15; 41: dout = 1; 42: dout = 3; 43: dout = 14; 44: dout = 5; 45: dout = 2; 46: dout = 8; 47: dout = 4; 48: dout = 3; 49: dout = 15; 50: dout = 0; 51: dout = 6; 52: dout = 10; 53: dout = 1; 54: dout = 13; 55: dout = 8; 56: dout = 9; 57: dout = 4; 58: dout = 5; 59: dout = 11; 60: dout = 12; 61: dout = 7; 62: dout = 2; 63: dout = 14; endcase endendmodule?? 快捷鍵說明
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