videocap.bsf

视频采集控制缓存SRAM读写

/*
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) 1991-2005 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 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 "symbol" (version "1.1"))
(symbol
	(rect 16 16 248 464)
	(text "videocap" (rect 5 0 49 12)(font "Arial" ))
	(text "inst" (rect 8 432 25 444)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "reset" (rect 0 0 24 12)(font "Arial" ))
		(text "reset" (rect 21 27 45 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 0 48)
		(input)
		(text "clk" (rect 0 0 14 12)(font "Arial" ))
		(text "clk" (rect 21 43 35 55)(font "Arial" ))
		(line (pt 0 48)(pt 16 48)(line_width 1))
	)
	(port
		(pt 0 64)
		(input)
		(text "LLC" (rect 0 0 20 12)(font "Arial" ))
		(text "LLC" (rect 21 59 41 71)(font "Arial" ))
		(line (pt 0 64)(pt 16 64)(line_width 1))
	)
	(port
		(pt 0 80)
		(input)
		(text "HREF" (rect 0 0 30 12)(font "Arial" ))
		(text "HREF" (rect 21 75 51 87)(font "Arial" ))
		(line (pt 0 80)(pt 16 80)(line_width 1))
	)
	(port
		(pt 0 96)
		(input)
		(text "VREF" (rect 0 0 29 12)(font "Arial" ))
		(text "VREF" (rect 21 91 50 103)(font "Arial" ))
		(line (pt 0 96)(pt 16 96)(line_width 1))
	)
	(port
		(pt 0 112)
		(input)
		(text "saa_data_out[15..0]" (rect 0 0 97 12)(font "Arial" ))
		(text "saa_data_out[15..0]" (rect 21 107 118 119)(font "Arial" ))
		(line (pt 0 112)(pt 16 112)(line_width 3))
	)
	(port
		(pt 0 128)
		(input)
		(text "key2" (rect 0 0 24 12)(font "Arial" ))
		(text "key2" (rect 21 123 45 135)(font "Arial" ))
		(line (pt 0 128)(pt 16 128)(line_width 1))
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	(port
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		(output)
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		(text "FLASH_CE" (rect 155 27 211 39)(font "Arial" ))
		(line (pt 232 32)(pt 216 32)(line_width 1))
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	(port
		(pt 232 48)
		(output)
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		(text "SRAM_CE" (rect 160 43 211 55)(font "Arial" ))
		(line (pt 232 48)(pt 216 48)(line_width 1))
	)
	(port
		(pt 232 64)
		(output)
		(text "SDRAM_CE" (rect 0 0 60 12)(font "Arial" ))
		(text "SDRAM_CE" (rect 151 59 211 71)(font "Arial" ))
		(line (pt 232 64)(pt 216 64)(line_width 1))
	)
	(port
		(pt 232 80)
		(output)
		(text "USB_CS" (rect 0 0 43 12)(font "Arial" ))
		(text "USB_CS" (rect 168 75 211 87)(font "Arial" ))
		(line (pt 232 80)(pt 216 80)(line_width 1))
	)
	(port
		(pt 232 96)
		(output)
		(text "sram_addr[17..0]" (rect 0 0 83 12)(font "Arial" ))
		(text "sram_addr[17..0]" (rect 128 91 211 103)(font "Arial" ))
		(line (pt 232 96)(pt 216 96)(line_width 3))
	)
	(port
		(pt 232 128)
		(output)
		(text "R[7..0]" (rect 0 0 34 12)(font "Arial" ))
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	(port
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		(output)
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		(text "G[7..0]" (rect 177 139 211 151)(font "Arial" ))
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	(port
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		(output)
		(text "B[7..0]" (rect 0 0 33 12)(font "Arial" ))
		(text "B[7..0]" (rect 178 155 211 167)(font "Arial" ))
		(line (pt 232 160)(pt 216 160)(line_width 3))
	)
	(port
		(pt 232 176)
		(output)
		(text "clkvideo" (rect 0 0 41 12)(font "Arial" ))
		(text "clkvideo" (rect 170 171 211 183)(font "Arial" ))
		(line (pt 232 176)(pt 216 176)(line_width 1))
	)
	(port
		(pt 232 192)
		(output)
		(text "sram_n_CE" (rect 0 0 57 12)(font "Arial" ))
		(text "sram_n_CE" (rect 154 187 211 199)(font "Arial" ))
		(line (pt 232 192)(pt 216 192)(line_width 1))
	)
	(port
		(pt 232 208)
		(output)
		(text "sram_n_OE" (rect 0 0 57 12)(font "Arial" ))
		(text "sram_n_OE" (rect 154 203 211 215)(font "Arial" ))
		(line (pt 232 208)(pt 216 208)(line_width 1))
	)
	(port
		(pt 232 224)
		(output)
		(text "sram_n_LB" (rect 0 0 55 12)(font "Arial" ))
		(text "sram_n_LB" (rect 156 219 211 231)(font "Arial" ))
		(line (pt 232 224)(pt 216 224)(line_width 1))
	)
	(port
		(pt 232 240)
		(output)
		(text "sram_n_UB" (rect 0 0 57 12)(font "Arial" ))
		(text "sram_n_UB" (rect 154 235 211 247)(font "Arial" ))
		(line (pt 232 240)(pt 216 240)(line_width 1))
	)
	(port
		(pt 232 256)
		(output)
		(text "sram_n_we" (rect 0 0 55 12)(font "Arial" ))
		(text "sram_n_we" (rect 156 251 211 263)(font "Arial" ))
		(line (pt 232 256)(pt 216 256)(line_width 1))
	)
	(port
		(pt 232 272)
		(output)
		(text "hs" (rect 0 0 11 12)(font "Arial" ))
		(text "hs" (rect 200 267 211 279)(font "Arial" ))
		(line (pt 232 272)(pt 216 272)(line_width 1))
	)
	(port
		(pt 232 288)
		(output)
		(text "vs" (rect 0 0 12 12)(font "Arial" ))
		(text "vs" (rect 199 283 211 295)(font "Arial" ))
		(line (pt 232 288)(pt 216 288)(line_width 1))
	)
	(port
		(pt 232 304)
		(output)
		(text "scl" (rect 0 0 14 12)(font "Arial" ))
		(text "scl" (rect 197 299 211 311)(font "Arial" ))
		(line (pt 232 304)(pt 216 304)(line_width 1))
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	(port
		(pt 232 336)
		(output)
		(text "ths_sync" (rect 0 0 46 12)(font "Arial" ))
		(text "ths_sync" (rect 165 331 211 343)(font "Arial" ))
		(line (pt 232 336)(pt 216 336)(line_width 1))
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	(port
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		(output)
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		(text "ths_sync_t" (rect 156 347 211 359)(font "Arial" ))
		(line (pt 232 352)(pt 216 352)(line_width 1))
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		(output)
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		(text "ths_blank" (rect 164 363 211 375)(font "Arial" ))
		(line (pt 232 368)(pt 216 368)(line_width 1))
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	(port
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		(output)
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		(text "ths_m1" (rect 175 379 211 391)(font "Arial" ))
		(line (pt 232 384)(pt 216 384)(line_width 1))
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	(port
		(pt 232 400)
		(output)
		(text "ths_m2" (rect 0 0 36 12)(font "Arial" ))
		(text "ths_m2" (rect 175 395 211 407)(font "Arial" ))
		(line (pt 232 400)(pt 216 400)(line_width 1))
	)
	(port
		(pt 232 112)
		(bidir)
		(text "sram_data[15..0]" (rect 0 0 83 12)(font "Arial" ))
		(text "sram_data[15..0]" (rect 128 107 211 119)(font "Arial" ))
		(line (pt 232 112)(pt 216 112)(line_width 3))
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	(port
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		(text "sda" (rect 194 315 211 327)(font "Arial" ))
		(line (pt 232 320)(pt 216 320)(line_width 1))
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	(drawing
		(rectangle (rect 16 16 216 432)(line_width 1))
	)
)