dff.edf

本程序RS232通信的一个实验小程序,其中还有rs232和rs485的介绍!

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          (net (rename data_7 "data(7)") (joined
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           (portRef (member data 0))
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           (portRef en)
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           (portRef C (instanceRef cmd_shift_2))
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           (portRef C (instanceRef cmd_shift_0))
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           (portRef Q (instanceRef cmd_shift_2))
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           (portRef Q (instanceRef cmd_shift_1))
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           (portRef O (instanceRef data_ibuf_1))
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           (portRef Q (instanceRef cmd_shift_0))
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           (portRef O (instanceRef data_ibuf_0))
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           (portRef O (instanceRef cmd_shift_8_0_and2_0))
           (portRef I1 (instanceRef cmd_shift_0_b_0_0))
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          (net N_5_a (joined
           (portRef O (instanceRef cmd_shift_0_b_4))
           (portRef I0 (instanceRef cmd_shift_0_4))
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          (net N_5_b (joined
           (portRef O (instanceRef cmd_shift_0_b_0_4))
           (portRef I1 (instanceRef cmd_shift_0_4))
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          (net (rename cmd_shift_0_n_4 "cmd_shift_0_n(4)") (joined
           (portRef O (instanceRef cmd_shift_0_4))
           (portRef D (instanceRef cmd_shift_4))
          ))
          (net nwrite_c (joined
           (portRef O (instanceRef nwrite_ibuf))
           (portRef I1 (instanceRef un1_nwrite_0_and2_19))
           (portRef I0 (instanceRef cmd_shift_0_b_0))
           (portRef I0 (instanceRef cmd_shift_0_b_0_0))
           (portRef I0 (instanceRef cmd_shift_0_b_1))
           (portRef I0 (instanceRef cmd_shift_0_b_0_1))
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           (portRef I0 (instanceRef cmd_shift_0_b_0_2))
           (portRef I0 (instanceRef cmd_shift_0_b_3))
           (portRef I0 (instanceRef cmd_shift_0_b_0_3))
           (portRef I0 (instanceRef cmd_shift_0_b_4))
           (portRef I0 (instanceRef cmd_shift_0_b_0_4))
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           (portRef I1 (instanceRef cmd_shift_0_b_4))
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          (net N_4_a (joined
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           (portRef I0 (instanceRef cmd_shift_0_3))
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           (portRef I1 (instanceRef cmd_shift_0_3))
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          (net (rename cmd_shift_0_n_3 "cmd_shift_0_n(3)") (joined
           (portRef O (instanceRef cmd_shift_0_3))
           (portRef D (instanceRef cmd_shift_3))
          ))
          (net N_3_a (joined
           (portRef O (instanceRef cmd_shift_0_b_2))
           (portRef I0 (instanceRef cmd_shift_0_2))
          ))
          (net N_3_b (joined
           (portRef O (instanceRef cmd_shift_0_b_0_2))
           (portRef I1 (instanceRef cmd_shift_0_2))
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          (net (rename cmd_shift_0_n_2 "cmd_shift_0_n(2)") (joined
           (portRef O (instanceRef cmd_shift_0_2))
           (portRef D (instanceRef cmd_shift_2))
          ))
          (net N_2_a (joined
           (portRef O (instanceRef cmd_shift_0_b_1))
           (portRef I0 (instanceRef cmd_shift_0_1))
          ))
          (net N_2_b (joined
           (portRef O (instanceRef cmd_shift_0_b_0_1))
           (portRef I1 (instanceRef cmd_shift_0_1))
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           (portRef O (instanceRef cmd_shift_0_1))
           (portRef D (instanceRef cmd_shift_1))
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          (net N_1_a (joined
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           (portRef I0 (instanceRef cmd_shift_0_0))
          ))
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           (portRef O (instanceRef cmd_shift_0_b_0_0))
           (portRef I1 (instanceRef cmd_shift_0_0))
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           (portRef O (instanceRef cmd_shift_0_0))
           (portRef D (instanceRef cmd_shift_0))
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           (portRef O (instanceRef tdi1_0_b))
           (portRef I0 (instanceRef tdi1_0))
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           (portRef O (instanceRef tdi1_0))
           (portRef D (instanceRef tdi1_inst))
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           (portRef I0 (instanceRef tdi1_0_b))
           (portRef I0 (instanceRef tdi1_0_b_0))
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          (net tdi1_c (joined
           (portRef Q (instanceRef tdi1_inst))
           (portRef I (instanceRef tdi1_obuf))
           (portRef I1 (instanceRef tdi1_0_b))
          ))
          (net (rename reset_c_iZ0 "reset_c_i") (joined
           (portRef O (instanceRef reset_c_i))
           (portRef I0 (instanceRef un1_nwrite_0_and2_19))
          ))
          (net un1_nwrite_0_and2_19_n (joined
           (portRef O (instanceRef un1_nwrite_0_and2_19))
           (portRef I1 (instanceRef un1_nwrite_0_and2))
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           (portRef O (instanceRef en_c_i))
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          (net reset_c (joined
           (portRef O (instanceRef reset_ibuf))
           (portRef I (instanceRef reset_c_i))
           (portRef CLR (instanceRef cmd_shift_3))
           (portRef CLR (instanceRef cmd_shift_2))
           (portRef CLR (instanceRef cmd_shift_1))
           (portRef CLR (instanceRef cmd_shift_0))
           (portRef CLR (instanceRef cmd_shift_4))
          ))
         )
       )
    )
  )
  (design dff (cellRef dff (libraryRef work))
	(property PART (string "xc95144pq100-7") (owner "Xilinx")))
)