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Add ice40 box files
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6 changed files with 27 additions and 1 deletions
5
techlibs/ice40/cells_box.v
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5
techlibs/ice40/cells_box.v
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@ -0,0 +1,5 @@
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(* abc_box_id = 1 *)
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module SB_CARRY (output CO, input CI, I0, I1);
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assign CO = (I0 && I1) || ((I0 || I1) && CI);
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endmodule
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