de2_board.bsf

Altera FPGA 上利用nios嵌入式处理器实现USB的通信控制

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(text "inst" (rect 4 160 28 176)(font "Arial"))
(port
(pt 0 32)
(input)
(text "clk " (rect 0 0 13 16)(font "Arial" (font_size 8)))
(text "clk " (rect 20 25 33 41)(font "Arial" (font_size 8)))
(line (pt 0 32)(pt 16 32)(line_width 1))
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(port
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(input)
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(text "reset_n " (rect 20 41 56 57)(font "Arial" (font_size 8)))
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(port
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(output)
(text "select_n_to_the_cfi_flash_0 " (rect 0 0 134 16)(font "Arial" (font_size 8)))
(text "select_n_to_the_cfi_flash_0 " (rect 103 73 237 89)(font "Arial" (font_size 8)))
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(port
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(text "tri_state_bridge_0_address[21..0] " (rect 73 89 237 105)(font "Arial" (font_size 8)))
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(port
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(bidir)
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(port
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(output)
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(text "tri_state_bridge_0_readn " (rect 115 121 237 137)(font "Arial" (font_size 8)))
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(port
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(output)
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