?? initial_block.bdf

?? 基于QUARTUSII軟件實(shí)現(xiàn)FPGA（ATERA CYCLONE II系列）與SD卡SD模式通信源碼
?? BDF
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	(port
		(pt 0 32)
		(input)
		(text "IN2" (rect 2 23 19 35)(font "Courier New" (bold))(invisible))
		(text "IN2" (rect 2 23 19 35)(font "Courier New" (bold))(invisible))
		(line (pt 0 32)(pt 15 32)(line_width 1))
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	(port
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		(text "IN1" (rect 2 7 19 19)(font "Courier New" (bold))(invisible))
		(line (pt 0 16)(pt 15 16)(line_width 1))
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	(port
		(pt 64 24)
		(output)
		(text "OUT" (rect 48 15 65 27)(font "Courier New" (bold))(invisible))
		(text "OUT" (rect 48 15 65 27)(font "Courier New" (bold))(invisible))
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	(drawing
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		(arc (pt 49 24)(pt 25 13)(rect -6 13 57 76)(line_width 1))
		(arc (pt 25 35)(pt 49 24)(rect -6 -27 57 36)(line_width 1))
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)
(symbol
	(rect 832 664 880 696)
	(text "NOT" (rect 1 0 21 10)(font "Arial" (font_size 6)))
	(text "inst9" (rect 3 21 26 33)(font "Arial" ))
	(port
		(pt 0 16)
		(input)
		(text "IN" (rect 2 7 13 19)(font "Courier New" (bold))(invisible))
		(text "IN" (rect 2 7 13 19)(font "Courier New" (bold))(invisible))
		(line (pt 0 16)(pt 13 16)(line_width 1))
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	(port
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		(output)
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		(circle (rect 31 12 39 20)(line_width 1))
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)
(symbol
	(rect 544 472 696 600)
	(text "confirmpulse" (rect 5 0 68 12)(font "Arial" ))
	(text "inst1" (rect 8 112 31 124)(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 0 48)
		(input)
		(text "reset" (rect 0 0 24 12)(font "Arial" ))
		(text "reset" (rect 21 43 45 55)(font "Arial" ))
		(line (pt 0 48)(pt 16 48)(line_width 1))
	)
	(port
		(pt 0 64)
		(input)
		(text "start" (rect 0 0 22 12)(font "Arial" ))
		(text "start" (rect 21 59 43 71)(font "Arial" ))
		(line (pt 0 64)(pt 16 64)(line_width 1))
	)
	(port
		(pt 0 80)
		(input)
		(text "pulsewide[7..0]" (rect 0 0 73 12)(font "Arial" ))
		(text "pulsewide[7..0]" (rect 21 75 94 87)(font "Arial" ))
		(line (pt 0 80)(pt 16 80)(line_width 3))
	)
	(port
		(pt 152 32)
		(output)
		(text "pulse" (rect 0 0 25 12)(font "Arial" ))
		(text "pulse" (rect 106 27 131 39)(font "Arial" ))
		(line (pt 152 32)(pt 136 32)(line_width 1))
	)
	(drawing
		(rectangle (rect 16 16 136 112)(line_width 1))
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)
(symbol
	(rect 48 544 80 560)
	(text "VCC" (rect 7 0 27 10)(font "Arial" (font_size 6)))
	(text "inst2" (rect 3 5 26 17)(font "Arial" )(invisible))
	(port
		(pt 16 16)
		(output)
		(text "1" (rect 19 7 24 19)(font "Courier New" (bold))(invisible))
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		(line (pt 16 16)(pt 16 8)(line_width 1))
	)
	(drawing
		(line (pt 8 8)(pt 24 8)(line_width 1))
	)
)
(symbol
	(rect 136 552 168 584)
	(text "GND" (rect 8 16 29 26)(font "Arial" (font_size 6)))
	(text "inst6" (rect 3 21 26 33)(font "Arial" )(invisible))
	(port
		(pt 16 0)
		(output)
		(text "1" (rect 18 0 23 12)(font "Courier New" (bold))(invisible))
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		(line (pt 16 8)(pt 16 0)(line_width 1))
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	(drawing
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)
(symbol
	(rect 928 288 1096 384)
	(text "crc8" (rect 5 0 26 12)(font "Arial" ))
	(text "inst10" (rect 8 80 37 92)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "clk_25m" (rect 0 0 41 12)(font "Arial" ))
		(text "clk_25m" (rect 21 27 62 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 0 48)
		(input)
		(text "data_ld" (rect 0 0 35 12)(font "Arial" ))
		(text "data_ld" (rect 21 43 56 55)(font "Arial" ))
		(line (pt 0 48)(pt 16 48)(line_width 1))
	)
	(port
		(pt 0 64)
		(input)
		(text "dcrci[39..0]" (rect 0 0 55 12)(font "Arial" ))
		(text "dcrci[39..0]" (rect 21 59 76 71)(font "Arial" ))
		(line (pt 0 64)(pt 16 64)(line_width 3))
	)
	(port
		(pt 168 32)
		(output)
		(text "dcrco[46..0]" (rect 0 0 59 12)(font "Arial" ))
		(text "dcrco[46..0]" (rect 88 27 147 39)(font "Arial" ))
		(line (pt 168 32)(pt 152 32)(line_width 3))
	)
	(port
		(pt 168 48)
		(output)
		(text "crcfini" (rect 0 0 30 12)(font "Arial" ))
		(text "crcfini" (rect 117 43 147 55)(font "Arial" ))
		(line (pt 168 48)(pt 152 48)(line_width 1))
	)
	(drawing
		(rectangle (rect 16 16 152 80)(line_width 1))
	)
)
(connector
	(text "clk50m" (rect 511 136 546 148)(font "Arial" ))
	(pt 496 152)
	(pt 560 152)
)
(connector
	(text "time1ms_out" (rect 1056 144 1119 156)(font "Arial" ))
	(pt 1048 160)
	(pt 1144 160)
)
(connector
	(text "powerup_done" (rect 856 160 925 172)(font "Arial" ))
	(pt 856 176)
	(pt 936 176)
)
(connector
	(text "vp_en" (rect 888 24 918 36)(font "Arial" ))
	(pt 880 40)
	(pt 936 40)
)
(connector
	(text "powerup_done" (rect 1056 8 1125 20)(font "Arial" ))
	(pt 1048 24)
	(pt 1136 24)
)
(connector
	(text "sd_clk" (rect 888 144 919 156)(font "Arial" ))
	(pt 936 160)
	(pt 880 160)
)
(connector
	(text "sd_clk" (rect 888 8 919 20)(font "Arial" ))
	(pt 880 24)
	(pt 936 24)
)
(connector
	(text "sd_clk" (rect 704 136 735 148)(font "Arial" ))
	(pt 696 152)
	(pt 744 152)
)
(connector
	(text "H,H,L,L,H,L,L,L" (rect 488 152 567 164)(font "Arial" ))
	(pt 560 168)
	(pt 496 168)
	(bus)
)
(connector
	(text "L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,H,H,H,H,L,H,L,L,L,L,H,L,L,H,L,L,L" (rect 787 40 1102 52)(font "Arial" ))
	(pt 792 56)
	(pt 936 56)
	(bus)
)
(connector
	(text "L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,L,H,H,L,L,L,H,L" (rect 786 176 1091 188)(font "Arial" ))
	(pt 936 192)
	(pt 792 192)
	(bus)
)
(connector
	(pt 64 560)
	(pt 64 576)
)
(connector
	(text "H" (rect 78 560 86 572)(font "Arial" ))
	(pt 64 576)
	(pt 96 576)
)
(connector
	(text "L" (rect 171 512 176 524)(font "Arial" ))
	(pt 152 528)
	(pt 184 528)
)
(connector
	(pt 152 552)
	(pt 152 528)
)
(connector
	(text "send_en" (rect 776 664 817 676)(font "Arial" ))
	(pt 784 680)
	(pt 832 680)
)
(connector
	(text "send_en" (rect 456 712 497 724)(font "Arial" ))
	(pt 448 728)
	(pt 504 728)
)
(connector
	(text "vp_en" (rect 449 744 479 756)(font "Arial" ))
	(pt 448 760)
	(pt 504 760)
)
(connector
	(pt 472 776)
	(pt 472 848)
	(bus)
)
(connector
	(pt 472 776)
	(pt 504 776)
	(bus)
)
(connector
	(pt 784 744)
	(pt 744 744)
	(bus)
)
(connector
	(pt 744 728)
	(pt 800 728)
	(bus)
)
(connector
	(text "sd_clk" (rect 456 696 487 708)(font "Arial" ))
	(pt 464 712)
	(pt 504 712)
)
(connector
	(pt 816 712)
	(pt 744 712)
)
(connector
	(text "sd_cmd_in" (rect 456 728 509 740)(font "Arial" ))
	(pt 448 744)
	(pt 504 744)
)
(connector
	(pt 880 680)
	(pt 896 680)
)
(connector
	(text "sd_clk" (rect 80 304 111 316)(font "Arial" ))
	(pt 128 320)
	(pt 72 320)
)
(connector
	(text "send_en" (rect 80 344 121 356)(font "Arial" ))
	(pt 128 360)
	(pt 72 360)
)
(connector
	(text "powerup_done" (rect 56 384 125 396)(font "Arial" ))
	(pt 128 400)
	(pt 48 400)
)
(connector
	(text "time1ms_out" (rect 56 432 119 444)(font "Arial" ))
	(pt 120 448)
	(pt 48 448)
)
(connector
	(text "initial_done" (rect 72 216 126 228)(font "Arial" ))
	(pt 80 232)
	(pt 128 232)
)
(connector
	(text "sd_cmd_out" (rect 88 256 148 268)(font "Arial" ))
	(pt 80 272)
	(pt 144 272)
)
(connector
	(text "vp_en" (rect 256 128 286 140)(font "Arial" ))
	(pt 248 144)
	(pt 296 144)
)
(connector
	(text "clk50m" (rect 256 88 291 100)(font "Arial" ))
	(pt 248 104)
	(pt 296 104)
)
(connector
	(text "sd_cmd_in" (rect 256 168 309 180)(font "Arial" ))
	(pt 304 184)
	(pt 248 184)
)
(connector
	(text "sd_clk" (rect 856 456 887 468)(font "Arial" ))
	(pt 904 472)
	(pt 848 472)
)
(connector
	(text "time1ms_out" (rect 840 472 903 484)(font "Arial" ))
	(pt 904 488)
	(pt 848 488)
)
(connector
	(text "sd_clk" (rect 472 488 503 500)(font "Arial" ))
	(pt 472 504)
	(pt 544 504)
)
(connector
	(text "time1ms_out" (rect 472 520 535 532)(font "Arial" ))
	(pt 472 536)
	(pt 544 536)
)
(connector
	(text "vp_en" (rect 472 504 502 516)(font "Arial" ))
	(pt 472 520)
	(pt 544 520)
)
(connector
	(pt 696 504)
	(pt 712 504)
)
(connector
	(pt 704 520)
	(pt 712 520)
)
(connector
	(pt 784 512)
	(pt 784 504)
)
(connector
	(pt 776 512)
	(pt 784 512)
)
(connector
	(pt 784 504)
	(pt 904 504)
)
(connector
	(pt 904 520)
	(pt 784 520)
)
(connector
	(text "crcfini" (rect 832 520 862 532)(font "Arial" ))
	(pt 904 536)
	(pt 824 536)
)
(connector
	(text "data47[46..0]" (rect 832 536 896 548)(font "Arial" ))
	(pt 904 552)
	(pt 824 552)
	(bus)
)
(connector
	(text "sd_clk" (rect 1232 392 1263 404)(font "Arial" ))
	(pt 1224 408)
	(pt 1272 408)
)
(connector
	(text "send_en" (rect 1232 408 1273 420)(font "Arial" ))
	(pt 1224 424)
	(pt 1272 424)
)
(connector
	(text "powerup_done" (rect 1192 424 1261 436)(font "Arial" ))
	(pt 1272 440)
	(pt 1184 440)
)
(connector
	(text "time1ms_out" (rect 1192 440 1255 452)(font "Arial" ))
	(pt 1272 456)
	(pt 1184 456)
)
(connector
	(text "sd_cmd_out" (rect 1456 392 1516 404)(font "Arial" ))
	(pt 1448 408)
	(pt 1488 408)
)
(connector
	(pt 1128 472)
	(pt 1272 472)
	(bus)
)
(connector
	(pt 1128 488)
	(pt 1256 488)
	(bus)
)
(connector
	(pt 1256 488)
	(pt 1256 848)
	(bus)
)
(connector
	(text "send_en" (rect 1136 488 1177 500)(font "Arial" ))
	(pt 1128 504)
	(pt 1208 504)
)
(connector
	(text "crc_en" (rect 1136 504 1169 516)(font "Arial" ))
	(pt 1128 520)
	(pt 1208 520)
)
(connector
	(text "datatemp[39..0]" (rect 1136 520 1213 532)(font "Arial" ))
	(pt 1128 536)
	(pt 1208 536)
	(bus)
)
(connector
	(text "crcfini" (rect 1130 320 1160 332)(font "Arial" ))
	(pt 1096 336)
	(pt 1168 336)
)
(connector
	(text "data47[46..0]" (rect 1096 304 1160 316)(font "Arial" ))
	(pt 1096 320)
	(pt 1168 320)
	(bus)
)
(connector
	(text "datatemp[39..0]" (rect 843 336 920 348)(font "Arial" ))
	(pt 928 352)
	(pt 840 352)
	(bus)
)
(connector
	(text "crc_en" (rect 887 320 920 332)(font "Arial" ))
	(pt 928 336)
	(pt 848 336)
)
(connector
	(text "sd_clk" (rect 889 304 920 316)(font "Arial" ))
	(pt 928 320)
	(pt 848 320)
)
(connector
	(text "L,L,L,L,L,L,L,H" (rect 464 536 538 548)(font "Arial" ))
	(pt 464 552)
	(pt 544 552)
	(bus)
)
(connector
	(text "rca[15..0]" (rect 848 552 895 564)(font "Arial" ))
	(pt 904 568)
	(pt 840 568)
	(bus)
)
(connector
	(pt 856 848)
	(pt 856 800)
	(bus)
)
(connector
	(pt 784 744)
	(pt 784 784)
	(bus)
)
(connector
	(pt 800 728)
	(pt 800 768)
	(bus)
)
(connector
	(text "sd_clk" (rect 864 736 895 748)(font "Arial" ))
	(pt 856 752)
	(pt 920 752)
)
(connector
	(pt 800 768)
	(pt 920 768)
	(bus)
)
(connector
	(pt 784 784)
	(pt 920 784)
	(bus)
)
(connector
	(pt 856 800)
	(pt 920 800)
	(bus)
)
(connector
	(text "vp_en" (rect 856 704 886 716)(font "Arial" ))
	(pt 848 720)
	(pt 920 720)
)
(connector
	(pt 816 736)
	(pt 920 736)
)
(connector
	(pt 816 712)
	(pt 816 736)
)
(connector
	(pt 896 704)
	(pt 920 704)
)
(connector
	(pt 1144 688)
	(pt 1128 688)
)
(connector
	(pt 1160 704)
	(pt 1128 704)
)
(connector
	(text "initial_done" (rect 1136 704 1190 716)(font "Arial" ))
	(pt 1184 720)
	(pt 1128 720)
)
(connector
	(pt 896 688)
	(pt 920 688)
)
(connector
	(text "rca[15..0]" (rect 1136 720 1183 732)(font "Arial" ))
	(pt 1128 736)
	(pt 1184 736)
	(bus)
)
(connector
	(pt 472 848)
	(pt 856 848)
	(bus)
)
(connector
	(pt 856 848)
	(pt 1256 848)
	(bus)
)
(connector
	(pt 896 680)
	(pt 896 688)
)
(connector
	(pt 896 688)
	(pt 896 704)
)
(connector
	(pt 1144 616)
	(pt 704 616)
)
(connector
	(pt 704 520)
	(pt 704 616)
)
(connector
	(pt 1144 688)
	(pt 1144 616)
)
(connector
	(pt 1160 608)
	(pt 784 608)
)
(connector
	(pt 784 520)
	(pt 784 608)
)
(connector
	(pt 1160 704)
	(pt 1160 608)
)
(junction (pt 856 848))
(junction (pt 896 688))
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?? initial_block.bdf

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