block1.bdf

双口RAM与PXI总线接口设计

		(text "wraddress[10..0]" (rect 0 0 99 14)(font "Arial" (font_size 8)))
		(text "wraddress[10..0]" (rect 4 35 103 49)(font "Arial" (font_size 8)))
		(line (pt 0 48)(pt 104 48)(line_width 3))
	)
	(port
		(pt 0 64)
		(input)
		(text "wren" (rect 0 0 30 14)(font "Arial" (font_size 8)))
		(text "wren" (rect 4 51 34 65)(font "Arial" (font_size 8)))
		(line (pt 0 64)(pt 104 64)(line_width 1))
	)
	(port
		(pt 0 88)
		(input)
		(text "rdaddress_a[10..0]" (rect 0 0 108 14)(font "Arial" (font_size 8)))
		(text "rdaddress_a[10..0]" (rect 4 75 112 89)(font "Arial" (font_size 8)))
		(line (pt 0 88)(pt 104 88)(line_width 3))
	)
	(port
		(pt 0 104)
		(input)
		(text "rden_a" (rect 0 0 40 14)(font "Arial" (font_size 8)))
		(text "rden_a" (rect 4 91 44 105)(font "Arial" (font_size 8)))
		(line (pt 0 104)(pt 104 104)(line_width 1))
	)
	(port
		(pt 0 136)
		(input)
		(text "rdaddress_b[10..0]" (rect 0 0 108 14)(font "Arial" (font_size 8)))
		(text "rdaddress_b[10..0]" (rect 4 123 112 137)(font "Arial" (font_size 8)))
		(line (pt 0 136)(pt 104 136)(line_width 3))
	)
	(port
		(pt 0 152)
		(input)
		(text "rden_b" (rect 0 0 40 14)(font "Arial" (font_size 8)))
		(text "rden_b" (rect 4 139 44 153)(font "Arial" (font_size 8)))
		(line (pt 0 152)(pt 104 152)(line_width 1))
	)
	(port
		(pt 0 176)
		(input)
		(text "wrclock" (rect 0 0 46 14)(font "Arial" (font_size 8)))
		(text "wrclock" (rect 4 163 50 177)(font "Arial" (font_size 8)))
		(line (pt 0 176)(pt 94 176)(line_width 1))
	)
	(port
		(pt 0 192)
		(input)
		(text "rdclock" (rect 0 0 41 14)(font "Arial" (font_size 8)))
		(text "rdclock" (rect 4 179 45 193)(font "Arial" (font_size 8)))
		(line (pt 0 192)(pt 176 192)(line_width 1))
	)
	(port
		(pt 240 32)
		(output)
		(text "qa[7..0]" (rect 0 0 42 14)(font "Arial" (font_size 8)))
		(text "qa[7..0]" (rect 201 19 243 33)(font "Arial" (font_size 8)))
		(line (pt 240 32)(pt 192 32)(line_width 3))
	)
	(port
		(pt 240 48)
		(output)
		(text "qb[7..0]" (rect 0 0 42 14)(font "Arial" (font_size 8)))
		(text "qb[7..0]" (rect 201 35 243 49)(font "Arial" (font_size 8)))
		(line (pt 240 48)(pt 192 48)(line_width 3))
	)
	(drawing
		(text "8 bits" (rect 132 80 144 107)(font "Arial" )(vertical))
		(text "2048 words" (rect 145 68 157 123)(font "Arial" )(vertical))
		(line (pt 120 24)(pt 168 24)(line_width 1))
		(line (pt 168 24)(pt 168 160)(line_width 1))
		(line (pt 168 160)(pt 120 160)(line_width 1))
		(line (pt 120 160)(pt 120 24)(line_width 1))
		(line (pt 142 90)(pt 147 95)(line_width 1))
		(line (pt 142 94)(pt 147 89)(line_width 1))
		(line (pt 104 27)(pt 112 27)(line_width 1))
		(line (pt 112 27)(pt 112 39)(line_width 1))
		(line (pt 112 39)(pt 104 39)(line_width 1))
		(line (pt 104 39)(pt 104 27)(line_width 1))
		(line (pt 104 34)(pt 106 36)(line_width 1))
		(line (pt 106 36)(pt 104 38)(line_width 1))
		(line (pt 94 36)(pt 104 36)(line_width 1))
		(line (pt 112 32)(pt 120 32)(line_width 3))
		(line (pt 104 43)(pt 112 43)(line_width 1))
		(line (pt 112 43)(pt 112 55)(line_width 1))
		(line (pt 112 55)(pt 104 55)(line_width 1))
		(line (pt 104 55)(pt 104 43)(line_width 1))
		(line (pt 104 50)(pt 106 52)(line_width 1))
		(line (pt 106 52)(pt 104 54)(line_width 1))
		(line (pt 94 52)(pt 104 52)(line_width 1))
		(line (pt 112 48)(pt 120 48)(line_width 3))
		(line (pt 104 59)(pt 112 59)(line_width 1))
		(line (pt 112 59)(pt 112 71)(line_width 1))
		(line (pt 112 71)(pt 104 71)(line_width 1))
		(line (pt 104 71)(pt 104 59)(line_width 1))
		(line (pt 104 66)(pt 106 68)(line_width 1))
		(line (pt 106 68)(pt 104 70)(line_width 1))
		(line (pt 94 68)(pt 104 68)(line_width 1))
		(line (pt 112 64)(pt 120 64)(line_width 1))
		(line (pt 104 83)(pt 112 83)(line_width 1))
		(line (pt 112 83)(pt 112 95)(line_width 1))
		(line (pt 112 95)(pt 104 95)(line_width 1))
		(line (pt 104 95)(pt 104 83)(line_width 1))
		(line (pt 104 90)(pt 106 92)(line_width 1))
		(line (pt 106 92)(pt 104 94)(line_width 1))
		(line (pt 98 92)(pt 104 92)(line_width 1))
		(line (pt 112 88)(pt 120 88)(line_width 3))
		(line (pt 104 99)(pt 112 99)(line_width 1))
		(line (pt 112 99)(pt 112 111)(line_width 1))
		(line (pt 112 111)(pt 104 111)(line_width 1))
		(line (pt 104 111)(pt 104 99)(line_width 1))
		(line (pt 104 106)(pt 106 108)(line_width 1))
		(line (pt 106 108)(pt 104 110)(line_width 1))
		(line (pt 98 108)(pt 104 108)(line_width 1))
		(line (pt 112 104)(pt 120 104)(line_width 1))
		(line (pt 104 131)(pt 112 131)(line_width 1))
		(line (pt 112 131)(pt 112 143)(line_width 1))
		(line (pt 112 143)(pt 104 143)(line_width 1))
		(line (pt 104 143)(pt 104 131)(line_width 1))
		(line (pt 104 138)(pt 106 140)(line_width 1))
		(line (pt 106 140)(pt 104 142)(line_width 1))
		(line (pt 98 140)(pt 104 140)(line_width 1))
		(line (pt 112 136)(pt 120 136)(line_width 3))
		(line (pt 104 147)(pt 112 147)(line_width 1))
		(line (pt 112 147)(pt 112 159)(line_width 1))
		(line (pt 112 159)(pt 104 159)(line_width 1))
		(line (pt 104 159)(pt 104 147)(line_width 1))
		(line (pt 104 154)(pt 106 156)(line_width 1))
		(line (pt 106 156)(pt 104 158)(line_width 1))
		(line (pt 98 156)(pt 104 156)(line_width 1))
		(line (pt 112 152)(pt 120 152)(line_width 1))
		(line (pt 94 176)(pt 94 36)(line_width 1))
		(line (pt 184 27)(pt 192 27)(line_width 1))
		(line (pt 192 27)(pt 192 39)(line_width 1))
		(line (pt 192 39)(pt 184 39)(line_width 1))
		(line (pt 184 39)(pt 184 27)(line_width 1))
		(line (pt 184 34)(pt 186 36)(line_width 1))
		(line (pt 186 36)(pt 184 38)(line_width 1))
		(line (pt 176 36)(pt 184 36)(line_width 1))
		(line (pt 168 32)(pt 184 32)(line_width 3))
		(line (pt 184 43)(pt 192 43)(line_width 1))
		(line (pt 192 43)(pt 192 55)(line_width 1))
		(line (pt 192 55)(pt 184 55)(line_width 1))
		(line (pt 184 55)(pt 184 43)(line_width 1))
		(line (pt 184 50)(pt 186 52)(line_width 1))
		(line (pt 186 52)(pt 184 54)(line_width 1))
		(line (pt 176 52)(pt 184 52)(line_width 1))
		(line (pt 168 48)(pt 184 48)(line_width 3))
		(line (pt 176 192)(pt 176 36)(line_width 1))
		(line (pt 176 192)(pt 176 52)(line_width 1))
		(line (pt 98 192)(pt 98 92)(line_width 1))
		(circle (rect 96 190 100 194)(line_width 1))
	)
)
(symbol
	(rect -120 -152 80 -56)
	(text "tri_s" (rect 5 0 26 12)(font "Arial" ))
	(text "inst4" (rect 8 80 31 92)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "enaddr" (rect 0 0 33 12)(font "Arial" ))
		(text "enaddr" (rect 21 27 54 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 0 48)
		(input)
		(text "iaddr365[10..0]" (rect 0 0 73 12)(font "Arial" ))
		(text "iaddr365[10..0]" (rect 21 43 94 55)(font "Arial" ))
		(line (pt 0 48)(pt 16 48)(line_width 3))
	)
	(port
		(pt 200 32)
		(output)
		(text "oaddr365[10..0]" (rect 0 0 76 12)(font "Arial" ))
		(text "oaddr365[10..0]" (rect 103 27 179 39)(font "Arial" ))
		(line (pt 200 32)(pt 184 32)(line_width 3))
	)
	(drawing
		(rectangle (rect 16 16 184 80)(line_width 1))
	)
)
(symbol
	(rect 240 -128 360 -32)
	(text "CNT12" (rect 5 0 39 12)(font "Arial" ))
	(text "inst5" (rect 8 80 31 92)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "CLK" (rect 0 0 21 12)(font "Arial" ))
		(text "CLK" (rect 21 27 42 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 0 48)
		(input)
		(text "RST" (rect 0 0 21 12)(font "Arial" ))
		(text "RST" (rect 21 43 42 55)(font "Arial" ))
		(line (pt 0 48)(pt 16 48)(line_width 1))
	)
	(port
		(pt 0 64)
		(input)
		(text "EN" (rect 0 0 15 12)(font "Arial" ))
		(text "EN" (rect 21 59 36 71)(font "Arial" ))
		(line (pt 0 64)(pt 16 64)(line_width 1))
	)
	(port
		(pt 120 32)
		(output)
		(text "CQ[11..0]" (rect 0 0 48 12)(font "Arial" ))
		(text "CQ[11..0]" (rect 51 27 99 39)(font "Arial" ))
		(line (pt 120 32)(pt 104 32)(line_width 3))
	)
	(port
		(pt 120 48)
		(output)
		(text "COUT" (rect 0 0 30 12)(font "Arial" ))
		(text "COUT" (rect 69 43 99 55)(font "Arial" ))
		(line (pt 120 48)(pt 104 48)(line_width 1))
	)
	(drawing
		(rectangle (rect 16 16 104 80)(line_width 1))
	)
)
(connector
	(pt 32 344)
	(pt 112 344)
)
(connector
	(pt 112 344)
	(pt 112 312)
)
(connector
	(pt 32 312)
	(pt 88 312)
)
(connector
	(pt 88 312)
	(pt 88 296)
)
(connector
	(pt 88 296)
	(pt 112 296)
)
(connector
	(pt 32 280)
	(pt 112 280)
)
(connector
	(pt 32 248)
	(pt 88 248)
)
(connector
	(pt 88 248)
	(pt 88 264)
)
(connector
	(pt 88 264)
	(pt 112 264)
)
(connector
	(pt 32 216)
	(pt 96 216)
)
(connector
	(pt 96 216)
	(pt 96 248)
)
(connector
	(pt 96 248)
	(pt 112 248)
)
(connector
	(pt 352 248)
	(pt 272 248)
)
(connector
	(pt 352 248)
	(pt 352 296)
)
(connector
	(pt 352 296)
	(pt 384 296)
)
(connector
	(pt 272 264)
	(pt 344 264)
)
(connector
	(pt 344 264)
	(pt 344 408)
)
(connector
	(pt 344 408)
	(pt 384 408)
)
(connector
	(pt 272 280)
	(pt 336 280)
)
(connector
	(pt 336 336)
	(pt 336 280)
)
(connector
	(pt 336 336)
	(pt 384 336)
)
(connector
	(pt 272 296)
	(pt 328 296)
)
(connector
	(pt 328 296)
	(pt 328 424)
)
(connector
	(pt 328 424)
	(pt 384 424)
)
(connector
	(pt 272 312)
	(pt 320 312)
)
(connector
	(pt 320 312)
	(pt 320 384)
)
(connector
	(pt 320 384)
	(pt 384 384)
)
(connector
	(pt 376 232)
	(pt 376 264)
	(bus)
)
(connector
	(pt 376 264)
	(pt 384 264)
	(bus)
)
(connector
	(pt 64 48)
	(pt 328 48)
	(bus)
)
(connector
	(pt 328 240)
	(pt 360 240)
	(bus)
)
(connector
	(pt 360 280)
	(pt 384 280)
	(bus)
)
(connector
	(pt 360 240)
	(pt 360 280)
	(bus)
)
(connector
	(pt 360 280)
	(pt 360 320)
	(bus)
)
(connector
	(pt 360 320)
	(pt 384 320)
	(bus)
)
(connector
	(pt 64 96)
	(pt 128 96)
)
(connector
	(pt 280 368)
	(pt 384 368)
	(bus)
)
(connector
	(pt 344 232)
	(pt 376 232)
	(bus)
)
(connector
	(pt 376 232)
	(pt 640 232)
	(bus)
)
(connector
	(pt 640 232)
	(pt 640 264)
	(bus)
)
(connector
	(pt 640 264)
	(pt 624 264)
	(bus)
)
(connector
	(pt 344 48)
	(pt 360 48)
	(bus)
)
(connector
	(pt 328 64)
	(pt 360 64)
	(bus)
)
(connector
	(pt 632 104)
	(pt 616 104)
	(bus)
)
(connector
	(pt 632 -16)
	(pt 632 104)
	(bus)
)
(connector
	(pt 328 48)
	(pt 328 64)
	(bus)
)
(connector
	(pt 328 64)
	(pt 328 240)
	(bus)
)
(connector
	(pt 344 0)
	(pt 344 48)
	(bus)
)
(connector
	(pt 344 48)
	(pt 344 232)
	(bus)
)
(connector
	(pt 344 0)
	(pt 440 0)
	(bus)
)
(connector
	(pt 424 -16)
	(pt 424 -24)
	(bus)
)
(connector
	(pt 632 -16)
	(pt 424 -16)
	(bus)
)
(connector
	(pt 624 280)
	(pt 648 280)
	(bus)
)
(connector
	(pt 648 280)
	(pt 648 224)
	(bus)
)
(connector
	(pt 648 224)
	(pt 440 224)
	(bus)
)
(connector
	(pt 440 224)
	(pt 440 192)
	(bus)
)
(junction (pt 360 280))
(junction (pt 376 232))
(junction (pt 344 48))
(junction (pt 328 64))