📄 key.bdf
字号:
/*
WARNING: Do NOT edit the input and output ports in this file in a text
editor if you plan to continue editing the block that represents it in
the Block Editor! File corruption is VERY likely to occur.
*/
/*
Copyright (C) 1991-2007 Altera Corporation
Your use of Altera Corporation's design tools, logic functions
and other software and tools, and its AMPP partner logic
functions, and any output files from any of the foregoing
(including device programming or simulation files), and any
associated documentation or information are expressly subject
to the terms and conditions of the Altera Program License
Subscription Agreement, Altera MegaCore Function License
Agreement, or other applicable license agreement, including,
without limitation, that your use is for the sole purpose of
programming logic devices manufactured by Altera and sold by
Altera or its authorized distributors. Please refer to the
applicable agreement for further details.
*/
(header "graphic" (version "1.3"))
(pin
(input)
(rect -24 88 144 104)
(text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
(text "clk" (rect 5 0 19 12)(font "Arial" ))
(pt 168 8)
(drawing
(line (pt 92 12)(pt 117 12)(line_width 1))
(line (pt 92 4)(pt 117 4)(line_width 1))
(line (pt 121 8)(pt 168 8)(line_width 1))
(line (pt 92 12)(pt 92 4)(line_width 1))
(line (pt 117 4)(pt 121 8)(line_width 1))
(line (pt 117 12)(pt 121 8)(line_width 1))
)
(text "VCC" (rect 136 7 156 17)(font "Arial" (font_size 6)))
)
(pin
(input)
(rect 304 24 472 40)
(text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
(text "keyin[3..0]" (rect 5 0 58 12)(font "Arial" ))
(pt 168 8)
(drawing
(line (pt 92 12)(pt 117 12)(line_width 1))
(line (pt 92 4)(pt 117 4)(line_width 1))
(line (pt 121 8)(pt 168 8)(line_width 1))
(line (pt 92 12)(pt 92 4)(line_width 1))
(line (pt 117 4)(pt 121 8)(line_width 1))
(line (pt 117 12)(pt 121 8)(line_width 1))
)
(text "VCC" (rect 136 7 156 17)(font "Arial" (font_size 6)))
)
(pin
(output)
(rect 800 72 976 88)
(text "OUTPUT" (rect 1 0 39 10)(font "Arial" (font_size 6)))
(text "keyvalue[3..0]" (rect 90 0 161 12)(font "Arial" ))
(pt 0 8)
(drawing
(line (pt 0 8)(pt 52 8)(line_width 1))
(line (pt 52 4)(pt 78 4)(line_width 1))
(line (pt 52 12)(pt 78 12)(line_width 1))
(line (pt 52 12)(pt 52 4)(line_width 1))
(line (pt 78 4)(pt 82 8)(line_width 1))
(line (pt 82 8)(pt 78 12)(line_width 1))
(line (pt 78 12)(pt 82 8)(line_width 1))
)
)
(pin
(output)
(rect 800 88 976 104)
(text "OUTPUT" (rect 1 0 39 10)(font "Arial" (font_size 6)))
(text "keypressed" (rect 90 0 147 12)(font "Arial" ))
(pt 0 8)
(drawing
(line (pt 0 8)(pt 52 8)(line_width 1))
(line (pt 52 4)(pt 78 4)(line_width 1))
(line (pt 52 12)(pt 78 12)(line_width 1))
(line (pt 52 12)(pt 52 4)(line_width 1))
(line (pt 78 4)(pt 82 8)(line_width 1))
(line (pt 82 8)(pt 78 12)(line_width 1))
(line (pt 78 12)(pt 82 8)(line_width 1))
)
)
(pin
(output)
(rect 800 104 976 120)
(text "OUTPUT" (rect 1 0 39 10)(font "Arial" (font_size 6)))
(text "functionkey" (rect 90 0 149 12)(font "Arial" ))
(pt 0 8)
(drawing
(line (pt 0 8)(pt 52 8)(line_width 1))
(line (pt 52 4)(pt 78 4)(line_width 1))
(line (pt 52 12)(pt 78 12)(line_width 1))
(line (pt 52 12)(pt 52 4)(line_width 1))
(line (pt 78 4)(pt 82 8)(line_width 1))
(line (pt 82 8)(pt 78 12)(line_width 1))
(line (pt 78 12)(pt 82 8)(line_width 1))
)
)
(symbol
(rect 304 64 464 160)
(text "keyscan" (rect 5 0 47 12)(font "Arial" ))
(text "inst" (rect 8 80 25 92)(font "Arial" ))
(port
(pt 0 32)
(input)
(text "clk_scan" (rect 0 0 43 12)(font "Arial" ))
(text "clk_scan" (rect 21 27 64 39)(font "Arial" ))
(line (pt 0 32)(pt 16 32)(line_width 1))
)
(port
(pt 160 32)
(output)
(text "keydrv[3..0]" (rect 0 0 61 12)(font "Arial" ))
(text "keydrv[3..0]" (rect 78 27 139 39)(font "Arial" ))
(line (pt 160 32)(pt 144 32)(line_width 3))
)
(drawing
(rectangle (rect 16 16 144 80)(line_width 1))
)
)
(symbol
(rect 168 64 280 160)
(text "clk_gen" (rect 5 0 42 12)(font "Arial" ))
(text "inst1" (rect 8 80 31 92)(font "Arial" ))
(port
(pt 0 32)
(input)
(text "clk" (rect 0 0 14 12)(font "Arial" ))
(text "clk" (rect 21 27 35 39)(font "Arial" ))
(line (pt 0 32)(pt 16 32)(line_width 1))
)
(port
(pt 112 32)
(output)
(text "clk_scan" (rect 0 0 43 12)(font "Arial" ))
(text "clk_scan" (rect 48 27 91 39)(font "Arial" ))
(line (pt 112 32)(pt 96 32)(line_width 1))
)
(drawing
(rectangle (rect 16 16 96 80)(line_width 1))
)
)
(symbol
(rect 560 48 744 176)
(text "keydecoder_deb" (rect 5 0 86 12)(font "Arial" ))
(text "inst2" (rect 8 112 31 124)(font "Arial" ))
(port
(pt 0 32)
(input)
(text "keyin[3..0]" (rect 0 0 53 12)(font "Arial" ))
(text "keyin[3..0]" (rect 21 27 74 39)(font "Arial" ))
(line (pt 0 32)(pt 16 32)(line_width 3))
)
(port
(pt 0 48)
(input)
(text "keydrv[3..0]" (rect 0 0 61 12)(font "Arial" ))
(text "keydrv[3..0]" (rect 21 43 82 55)(font "Arial" ))
(line (pt 0 48)(pt 16 48)(line_width 3))
)
(port
(pt 0 64)
(input)
(text "clk" (rect 0 0 14 12)(font "Arial" ))
(text "clk" (rect 21 59 35 71)(font "Arial" ))
(line (pt 0 64)(pt 16 64)(line_width 1))
)
(port
(pt 0 80)
(input)
(text "clk_scan" (rect 0 0 43 12)(font "Arial" ))
(text "clk_scan" (rect 21 75 64 87)(font "Arial" ))
(line (pt 0 80)(pt 16 80)(line_width 1))
)
(port
(pt 184 32)
(output)
(text "keyvalue[3..0]" (rect 0 0 71 12)(font "Arial" ))
(text "keyvalue[3..0]" (rect 92 27 163 39)(font "Arial" ))
(line (pt 184 32)(pt 168 32)(line_width 3))
)
(port
(pt 184 48)
(output)
(text "keypressed" (rect 0 0 57 12)(font "Arial" ))
(text "keypressed" (rect 106 43 163 55)(font "Arial" ))
(line (pt 184 48)(pt 168 48)(line_width 1))
)
(port
(pt 184 64)
(output)
(text "functionkey" (rect 0 0 59 12)(font "Arial" ))
(text "functionkey" (rect 104 59 163 71)(font "Arial" ))
(line (pt 184 64)(pt 168 64)(line_width 1))
)
(drawing
(rectangle (rect 16 16 168 112)(line_width 1))
)
)
(connector
(pt 472 32)
(pt 520 32)
(bus)
)
(connector
(pt 480 184)
(pt 288 184)
)
(connector
(pt 288 184)
(pt 288 96)
)
(connector
(pt 280 96)
(pt 288 96)
)
(connector
(pt 288 96)
(pt 304 96)
)
(connector
(pt 520 32)
(pt 520 80)
(bus)
)
(connector
(pt 480 184)
(pt 480 128)
)
(connector
(pt 520 80)
(pt 560 80)
(bus)
)
(connector
(pt 464 96)
(pt 560 96)
(bus)
)
(connector
(pt 480 128)
(pt 560 128)
)
(connector
(pt 560 112)
(pt 528 112)
)
(connector
(pt 528 224)
(pt 528 112)
)
(connector
(pt 528 224)
(pt 160 224)
)
(connector
(pt 160 224)
(pt 160 96)
)
(connector
(pt 144 96)
(pt 160 96)
)
(connector
(pt 160 96)
(pt 168 96)
)
(connector
(pt 744 80)
(pt 800 80)
(bus)
)
(connector
(pt 800 96)
(pt 744 96)
)
(connector
(pt 744 112)
(pt 800 112)
)
(junction (pt 288 96))
(junction (pt 160 96))
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -