URL
https://opencores.org/ocsvn/zx_ula/zx_ula/trunk
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1 |
27 |
mcleod_ide |
NET "clk50" LOC = "P41" | IOSTANDARD = LVCMOS33;
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# Define clock period for 50 MHz oscillator (40%/60% duty-cycle)
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NET "clk50" PERIOD = 20.0ns HIGH 40%;
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#reset
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NET "reset" LOC = "P26" | IOSTANDARD = LVCMOS33;
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#video
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9 |
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NET "i" LOC = "P68" | IOSTANDARD = LVCMOS33;
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NET "b" LOC = "P70" | IOSTANDARD = LVCMOS33;
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NET "g" LOC = "P71" | IOSTANDARD = LVCMOS33;
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NET "r" LOC = "P78" | IOSTANDARD = LVCMOS33;
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NET "csync" LOC = "P79" | IOSTANDARD = LVCMOS33;
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#audio
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NET "audio_out" LOC = "P32" | IOSTANDARD = LVCMOS33;
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NET "ear" LOC = "P33" | IOSTANDARD = LVCMOS33;
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#kbd rows
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NET "kbd_rows<0>" LOC = "P53" | IOSTANDARD = LVCMOS33;
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NET "kbd_rows<1>" LOC = "P54" | IOSTANDARD = LVCMOS33;
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NET "kbd_rows<2>" LOC = "P57" | IOSTANDARD = LVCMOS33;
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NET "kbd_rows<3>" LOC = "P58" | IOSTANDARD = LVCMOS33;
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24 |
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NET "kbd_rows<4>" LOC = "P60" | IOSTANDARD = LVCMOS33;
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NET "kbd_rows<5>" LOC = "P61" | IOSTANDARD = LVCMOS33;
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NET "kbd_rows<6>" LOC = "P62" | IOSTANDARD = LVCMOS33;
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NET "kbd_rows<7>" LOC = "P63" | IOSTANDARD = LVCMOS33;
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29 |
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#kbd columns
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NET "kbd_columns<0>" LOC = "P83" | IOSTANDARD = LVCMOS33 | PULLUP;
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NET "kbd_columns<1>" LOC = "P84" | IOSTANDARD = LVCMOS33 | PULLUP;
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NET "kbd_columns<2>" LOC = "P85" | IOSTANDARD = LVCMOS33 | PULLUP;
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NET "kbd_columns<3>" LOC = "P86" | IOSTANDARD = LVCMOS33 | PULLUP;
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NET "kbd_columns<4>" LOC = "P88" | IOSTANDARD = LVCMOS33 | PULLUP;
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# Debug LED's
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#NET "leds<1>" LOC = "P9" | IOSTANDARD = LVCMOS33;
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38 |
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#NET "leds<0>" LOC = "P10" | IOSTANDARD = LVCMOS33;
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