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https://opencores.org/ocsvn/tv80/tv80/trunk
[/] [tv80/] [trunk/] [env/] [env_io.v] - Diff between revs 53 and 75
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| Rev 53 |
Rev 75 |
| Line 58... |
Line 58... |
default : io_data = 8'hzz;
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default : io_data = 8'hzz;
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endcase // case(addr)
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endcase // case(addr)
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end // if (!iorq_n & !rd_n)
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end // if (!iorq_n & !rd_n)
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end // always @ *
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end // always @ *
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wire wr_stb;
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reg last_iowrite;
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assign wr_stb = (!iorq_n & !wr_n);
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always @(posedge clk)
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always @(posedge clk)
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begin
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begin
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if (!iorq_n & !wr_n)
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last_iowrite <= #1 wr_stb;
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if (!wr_stb & last_iowrite)
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case (addr)
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case (addr)
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8'h80 :
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8'h80 :
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begin
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begin
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case (DO)
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case (DO)
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1 : tb_top.test_pass;
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1 : tb_top.test_pass;
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