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module instr_decode(
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input [23: 0] instruction ,//指令
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output [7: 0] opcode ,//操作码
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output [7: 0] slave_id ,//电路id
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output [7: 0] data //数据
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);
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assign slave_id = instruction[23:16];
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assign opcode = instruction[15: 8];
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assign data = instruction[7: 0];
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endmodule |