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Memory controller Peiyuan Wang.

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Presentation on theme: "Memory controller Peiyuan Wang."— Presentation transcript:

1 Memory controller Peiyuan Wang

2 Block diagram

3 Decoder Simulation

4 dc_shell> read_lib RA1SHtest_typical_syn
dc_shell> read_lib RA1SHtest_typical_syn.lib Reading '/classes/ece1192/fall11/wap15/bin/RA1SHtest_typical_syn.lib' ... Information: Line 232, The CCS data output_current_rise is not present, so accuracy can be deteriorated. (LBDB-823) Information: Line 232, The CCS data output_current_fall is not present, so Warning: Line 166, The 'CMOS' input_voltage group is not used by any input pin in the library. (LBDB-611) Warning: Line 172, The 'TTL' input_voltage group is not used by any input pin in the library. (LBDB-611) Warning: Line 160, The 'GENERAL' output_voltage group is not used by any output pin in the library. (LBDB-611) Technology library 'USERLIB' read successfully 1 dc_shell> write_lib mylib Warning: The 'mylib' library has not been read in yet. (UIL-3) 0 dc_shell> write_lib array_2Kb Warning: The 'array_2Kb' library has not been read in yet. (UIL-3) dc_shell> write_lib RA1SHtest_typical_syn.lib Warning: The 'RA1SHtest_typical_syn.lib' library has not been read in yet. (UIL-3)

5 dc_shell> read_lib array_2Kb.lib
Reading '/classes/ece1192/fall11/wap15/bin/array_2Kb.lib' ... Information: Line 237, The CCS data output_current_rise is not present, so accuracy can be deteriorated. (LBDB-823) Information: Line 237, The CCS data output_current_fall is not present, so Warning: Line 171, The 'CMOS' input_voltage group is not used by any input pin in the library. (LBDB-611) Warning: Line 177, The 'TTL' input_voltage group is not used by any input pin in the library. (LBDB-611) Warning: Line 165, The 'GENERAL' output_voltage group is not used by any output pin in the library. (LBDB-611) Technology library 'array_2Kb' read successfully 1 dc_shell> write_lib RA1SHtest_typical_syn Warning: The 'RA1SHtest_typical_syn' library has not been read in yet. (UIL-3) dc_shell> link_library=array_2Kb.db Error: unknown command 'link_library=array_2Kb.db' (CMD-005) dc_shell> read -f verilog RA1SHtest.v Error: wrong # args: should be "read channelId ?numChars?" or "read ?-nonewline? channelId" Use error_info for more info. (CMD-013) dc_shell> read -f RA1SHtest.v Error: can not find channel named "-f"


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