vga_sys.bsf

verilog代码读写SDRAM 不带仿真

(header "symbol" (version "1.1"))
(symbol
(rect 0 0 392 576)
(text "vga_sys" (rect 4 0 61 16)(font "Arial" (font_size 10)))
(text "inst" (rect 4 560 28 576)(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))
)
(port
(pt 0 48)
(input)
(text "reset_n " (rect 0 0 36 16)(font "Arial" (font_size 8)))
(text "reset_n " (rect 20 41 56 57)(font "Arial" (font_size 8)))
(line (pt 0 48)(pt 16 48)(line_width 1))
)
(port
(pt 0 80)
(input)
(text "pclk_to_the_freedev_vga_inst " (rect 0 0 143 16)(font "Arial" (font_size 8)))
(text "pclk_to_the_freedev_vga_inst " (rect 20 73 163 89)(font "Arial" (font_size 8)))
(line (pt 0 80)(pt 16 80)(line_width 1))
)
(port
(pt 392 80)
(output)
(text "b_from_the_freedev_vga_inst[7..0] " (rect 0 0 166 16)(font "Arial" (font_size 8)))
(text "b_from_the_freedev_vga_inst[7..0] " (rect 199 73 365 89)(font "Arial" (font_size 8)))
(line (pt 376 80)(pt 392 80)(line_width 3))
)
(port
(pt 392 96)
(output)
(text "blank_from_the_freedev_vga_inst " (rect 0 0 162 16)(font "Arial" (font_size 8)))
(text "blank_from_the_freedev_vga_inst " (rect 203 89 365 105)(font "Arial" (font_size 8)))
(line (pt 376 96)(pt 392 96)(line_width 1))
)
(port
(pt 392 112)
(output)
(text "g_from_the_freedev_vga_inst[7..0] " (rect 0 0 166 16)(font "Arial" (font_size 8)))
(text "g_from_the_freedev_vga_inst[7..0] " (rect 199 105 365 121)(font "Arial" (font_size 8)))
(line (pt 376 112)(pt 392 112)(line_width 3))
)
(port
(pt 392 128)
(output)
(text "hsync_from_the_freedev_vga_inst " (rect 0 0 163 16)(font "Arial" (font_size 8)))
(text "hsync_from_the_freedev_vga_inst " (rect 202 121 365 137)(font "Arial" (font_size 8)))
(line (pt 376 128)(pt 392 128)(line_width 1))
)
(port
(pt 392 144)
(output)
(text "psave_from_the_freedev_vga_inst " (rect 0 0 165 16)(font "Arial" (font_size 8)))
(text "psave_from_the_freedev_vga_inst " (rect 200 137 365 153)(font "Arial" (font_size 8)))
(line (pt 376 144)(pt 392 144)(line_width 1))
)
(port
(pt 392 160)
(output)
(text "r_from_the_freedev_vga_inst[7..0] " (rect 0 0 163 16)(font "Arial" (font_size 8)))
(text "r_from_the_freedev_vga_inst[7..0] " (rect 202 153 365 169)(font "Arial" (font_size 8)))
(line (pt 376 160)(pt 392 160)(line_width 3))
)
(port
(pt 392 176)
(output)
(text "sync_from_the_freedev_vga_inst " (rect 0 0 158 16)(font "Arial" (font_size 8)))
(text "sync_from_the_freedev_vga_inst " (rect 207 169 365 185)(font "Arial" (font_size 8)))
(line (pt 376 176)(pt 392 176)(line_width 1))
)
(port
(pt 392 192)
(output)
(text "vsync_from_the_freedev_vga_inst " (rect 0 0 162 16)(font "Arial" (font_size 8)))
(text "vsync_from_the_freedev_vga_inst " (rect 203 185 365 201)(font "Arial" (font_size 8)))
(line (pt 376 192)(pt 392 192)(line_width 1))
)
(port
(pt 392 224)
(output)
(text "out_port_from_the_led_pio[3..0] " (rect 0 0 153 16)(font "Arial" (font_size 8)))
(text "out_port_from_the_led_pio[3..0] " (rect 212 217 365 233)(font "Arial" (font_size 8)))
(line (pt 376 224)(pt 392 224)(line_width 3))
)
(port
(pt 392 256)
(output)
(text "zs_addr_from_the_sdram[12..0] " (rect 0 0 153 16)(font "Arial" (font_size 8)))
(text "zs_addr_from_the_sdram[12..0] " (rect 212 249 365 265)(font "Arial" (font_size 8)))
(line (pt 376 256)(pt 392 256)(line_width 3))
)
(port
(pt 392 272)
(output)
(text "zs_ba_from_the_sdram[1..0] " (rect 0 0 137 16)(font "Arial" (font_size 8)))
(text "zs_ba_from_the_sdram[1..0] " (rect 228 265 365 281)(font "Arial" (font_size 8)))
(line (pt 376 272)(pt 392 272)(line_width 3))
)
(port
(pt 392 288)
(output)
(text "zs_cas_n_from_the_sdram " (rect 0 0 130 16)(font "Arial" (font_size 8)))
(text "zs_cas_n_from_the_sdram " (rect 234 281 365 297)(font "Arial" (font_size 8)))
(line (pt 376 288)(pt 392 288)(line_width 1))
)
(port
(pt 392 304)
(output)
(text "zs_cke_from_the_sdram " (rect 0 0 119 16)(font "Arial" (font_size 8)))
(text "zs_cke_from_the_sdram " (rect 246 297 365 313)(font "Arial" (font_size 8)))
(line (pt 376 304)(pt 392 304)(line_width 1))
)
(port
(pt 392 320)
(output)
(text "zs_cs_n_from_the_sdram[1..0] " (rect 0 0 148 16)(font "Arial" (font_size 8)))
(text "zs_cs_n_from_the_sdram[1..0] " (rect 217 313 365 329)(font "Arial" (font_size 8)))
(line (pt 376 320)(pt 392 320)(line_width 3))
)
(port
(pt 392 336)
(bidir)
(text "zs_dq_to_and_from_the_sdram[15..0] " (rect 0 0 183 16)(font "Arial" (font_size 8)))
(text "zs_dq_to_and_from_the_sdram[15..0] " (rect 182 329 365 345)(font "Arial" (font_size 8)))
(line (pt 376 336)(pt 392 336)(line_width 3))
)
(port
(pt 392 352)
(output)
(text "zs_dqm_from_the_sdram[1..0] " (rect 0 0 146 16)(font "Arial" (font_size 8)))
(text "zs_dqm_from_the_sdram[1..0] " (rect 219 345 365 361)(font "Arial" (font_size 8)))
(line (pt 376 352)(pt 392 352)(line_width 3))
)
(port
(pt 392 368)
(output)
(text "zs_ras_n_from_the_sdram " (rect 0 0 128 16)(font "Arial" (font_size 8)))
(text "zs_ras_n_from_the_sdram " (rect 237 361 365 377)(font "Arial" (font_size 8)))
(line (pt 376 368)(pt 392 368)(line_width 1))
)
(port
(pt 392 384)
(output)
(text "zs_we_n_from_the_sdram " (rect 0 0 127 16)(font "Arial" (font_size 8)))
(text "zs_we_n_from_the_sdram " (rect 238 377 365 393)(font "Arial" (font_size 8)))
(line (pt 376 384)(pt 392 384)(line_width 1))
)
(port
(pt 392 416)
(output)
(text "ce_to_the_freedev_sram_0 " (rect 0 0 132 16)(font "Arial" (font_size 8)))
(text "ce_to_the_freedev_sram_0 " (rect 233 409 365 425)(font "Arial" (font_size 8)))
(line (pt 376 416)(pt 392 416)(line_width 1))
)
(port
(pt 392 432)
(output)
(text "oe_to_the_freedev_sram_0 " (rect 0 0 133 16)(font "Arial" (font_size 8)))
(text "oe_to_the_freedev_sram_0 " (rect 232 425 365 441)(font "Arial" (font_size 8)))
(line (pt 376 432)(pt 392 432)(line_width 1))
)
(port
(pt 392 448)
(output)
(text "select_n_to_the_cfi_flash " (rect 0 0 122 16)(font "Arial" (font_size 8)))
(text "select_n_to_the_cfi_flash " (rect 243 441 365 457)(font "Arial" (font_size 8)))
(line (pt 376 448)(pt 392 448)(line_width 1))
)
(port
(pt 392 464)
(output)
(text "tristate_bridge_address[24..0] " (rect 0 0 145 16)(font "Arial" (font_size 8)))
(text "tristate_bridge_address[24..0] " (rect 220 457 365 473)(font "Arial" (font_size 8)))
(line (pt 376 464)(pt 392 464)(line_width 3))
)
(port
(pt 392 480)
(output)
(text "tristate_bridge_byteenablen[1..0] " (rect 0 0 157 16)(font "Arial" (font_size 8)))
(text "tristate_bridge_byteenablen[1..0] " (rect 207 473 365 489)(font "Arial" (font_size 8)))
(line (pt 376 480)(pt 392 480)(line_width 3))
)
(port
(pt 392 496)
(bidir)
(text "tristate_bridge_data[15..0] " (rect 0 0 127 16)(font "Arial" (font_size 8)))
(text "tristate_bridge_data[15..0] " (rect 238 489 365 505)(font "Arial" (font_size 8)))
(line (pt 376 496)(pt 392 496)(line_width 3))
)
(port
(pt 392 512)
(output)
(text "tristate_bridge_readn " (rect 0 0 103 16)(font "Arial" (font_size 8)))
(text "tristate_bridge_readn " (rect 262 505 365 521)(font "Arial" (font_size 8)))
(line (pt 376 512)(pt 392 512)(line_width 1))
)
(port
(pt 392 528)
(output)
(text "tristate_bridge_writen " (rect 0 0 104 16)(font "Arial" (font_size 8)))
(text "tristate_bridge_writen " (rect 261 521 365 537)(font "Arial" (font_size 8)))
(line (pt 376 528)(pt 392 528)(line_width 1))
)
(port
(pt 392 544)
(output)
(text "we_to_the_freedev_sram_0 " (rect 0 0 134 16)(font "Arial" (font_size 8)))
(text "we_to_the_freedev_sram_0 " (rect 231 537 365 553)(font "Arial" (font_size 8)))
(line (pt 376 544)(pt 392 544)(line_width 1))
)
(drawing
(line (pt 16 64)(pt 375 64)(color 0 0 0)(dotted)(line_width 1))
(line (pt 16 208)(pt 375 208)(color 0 0 0)(dotted)(line_width 1))
(line (pt 16 240)(pt 375 240)(color 0 0 0)(dotted)(line_width 1))
(line (pt 16 400)(pt 375 400)(color 0 0 0)(dotted)(line_width 1))
(rectangle (rect 16 16 376 560)(line_width 1)))
)