51 lines
3.2 KiB
Tcl
51 lines
3.2 KiB
Tcl
create_clock -name gclk -period 10 [get_ports "clk_100"]
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set_property CLOCK_DEDICATED_ROUTE FALSE [get_nets "clk_100"]
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# Vivado constraints unrelated clocks. So set false paths.
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set_false_path -from [get_clocks clk_fpga_1] -to [get_clocks vga_clk_ins/*]
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set_false_path -from [get_clocks vga_clk_ins/*] -to [get_clocks clk_fpga_1]
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# The VGA outputs are turned into an analog voltage by virtue of a resistor
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# network, so the flip flops driving these must sit in the IOBs to minimize
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# timing skew. The RTL code should handle this, but the constraint below
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# is there to fail if something goes wrong about this.
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set_output_delay 5.5 [get_ports {vga*}]
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set_property -dict "PACKAGE_PIN Y9 IOSTANDARD LVCMOS33" [get_ports "clk_100"]
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set_property -dict "PACKAGE_PIN T22 IOSTANDARD LVCMOS33" [get_ports "GPIO_LED[0]"]
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set_property -dict "PACKAGE_PIN T21 IOSTANDARD LVCMOS33" [get_ports "GPIO_LED[1]"]
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set_property -dict "PACKAGE_PIN U22 IOSTANDARD LVCMOS33" [get_ports "GPIO_LED[2]"]
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set_property -dict "PACKAGE_PIN U21 IOSTANDARD LVCMOS33" [get_ports "GPIO_LED[3]"]
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set_property -dict "PACKAGE_PIN Y21 IOSTANDARD LVCMOS33" [get_ports "vga4_blue[0]"]
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set_property -dict "PACKAGE_PIN Y20 IOSTANDARD LVCMOS33" [get_ports "vga4_blue[1]"]
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set_property -dict "PACKAGE_PIN AB20 IOSTANDARD LVCMOS33" [get_ports "vga4_blue[2]"]
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set_property -dict "PACKAGE_PIN AB19 IOSTANDARD LVCMOS33" [get_ports "vga4_blue[3]"]
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set_property -dict "PACKAGE_PIN AB22 IOSTANDARD LVCMOS33" [get_ports "vga4_green[0]"]
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set_property -dict "PACKAGE_PIN AA22 IOSTANDARD LVCMOS33" [get_ports "vga4_green[1]"]
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set_property -dict "PACKAGE_PIN AB21 IOSTANDARD LVCMOS33" [get_ports "vga4_green[2]"]
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set_property -dict "PACKAGE_PIN AA21 IOSTANDARD LVCMOS33" [get_ports "vga4_green[3]"]
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set_property -dict "PACKAGE_PIN V20 IOSTANDARD LVCMOS33" [get_ports "vga4_red[0]"]
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set_property -dict "PACKAGE_PIN U20 IOSTANDARD LVCMOS33" [get_ports "vga4_red[1]"]
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set_property -dict "PACKAGE_PIN V19 IOSTANDARD LVCMOS33" [get_ports "vga4_red[2]"]
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set_property -dict "PACKAGE_PIN V18 IOSTANDARD LVCMOS33" [get_ports "vga4_red[3]"]
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set_property -dict "PACKAGE_PIN Y19 IOSTANDARD LVCMOS33" [get_ports "vga_vsync"]
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set_property -dict "PACKAGE_PIN AA19 IOSTANDARD LVCMOS33" [get_ports "vga_hsync"]
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# IMPORTANT: Since four LEDs are taken by the Xillybus IP core, the pin
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# placement doesn't match the one given by Digilent.
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# Pin for detecting USB OTG over-current condition
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set_property -dict "PACKAGE_PIN L16 IOSTANDARD LVCMOS33" [get_ports "otg_oc"]
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# Pins connected to sound chip
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set_property -dict "PACKAGE_PIN AB1 IOSTANDARD LVCMOS33" [get_ports "smbus_addr[0]"]
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set_property -dict "PACKAGE_PIN Y5 IOSTANDARD LVCMOS33" [get_ports "smbus_addr[1]"]
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set_property -dict "PACKAGE_PIN AB4 IOSTANDARD LVCMOS33" [get_ports "smb_sclk"]
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set_property -dict "PACKAGE_PIN AB5 IOSTANDARD LVCMOS33" [get_ports "smb_sdata"]
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set_property -dict "PACKAGE_PIN Y8 IOSTANDARD LVCMOS33" [get_ports "audio_dac"]
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set_property -dict "PACKAGE_PIN AA7 IOSTANDARD LVCMOS33" [get_ports "audio_adc"]
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set_property -dict "PACKAGE_PIN AA6 IOSTANDARD LVCMOS33" [get_ports "audio_bclk"]
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set_property -dict "PACKAGE_PIN Y6 IOSTANDARD LVCMOS33" [get_ports "audio_lrclk"]
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set_property -dict "PACKAGE_PIN AB2 IOSTANDARD LVCMOS33" [get_ports "audio_mclk"]
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