URL
https://opencores.org/ocsvn/sdram_controller/sdram_controller/trunk
[/] [sdram_controller/] [trunk/] [scratch.vhd] - Diff between revs 21 and 22
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| Rev 21 |
Rev 22 |
| Line 157... |
Line 157... |
if (busy_n = '1') then
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if (busy_n = '1') then
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dram_driver_state <= STATE1;
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dram_driver_state <= STATE1;
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end if;
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end if;
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when STATE1 =>
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when STATE1 =>
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op <= "10";
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addr <= "0000000000"& x"6001";
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addr <= "0000000000"& x"6001";
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data_i <= "11110001";
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data_i <= "11110001";
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op <= "10";
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if (op_ack = '1') then
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if (op_ack = '1') then
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dram_driver_state <= STATE2;
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dram_driver_state <= STATE2;
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end if;
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end if;
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when STATE2 =>
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when STATE2 =>
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op <= "00";
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if (busy_n = '1') then
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if (busy_n = '1') then
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dram_driver_state <= STATE3;
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dram_driver_state <= STATE3;
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end if;
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end if;
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when STATE3 =>
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when STATE3 =>
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addr <= "0000000000" & x"6001";
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op <= "01";
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op <= "01";
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addr <= "0000000000" & x"6001";
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if (op_ack = '1') then
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if (op_ack = '1') then
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dram_driver_state <= STATE4;
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dram_driver_state <= STATE4;
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end if;
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end if;
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when STATE4 =>
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when STATE4 =>
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op <= "00";
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if (busy_n = '1') then
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if (busy_n = '1') then
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dram_driver_state <= STATE5;
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dram_driver_state <= STATE5;
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end if;
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end if;
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when STATE5 =>
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when STATE5 =>
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