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Diffstat (limited to 'techlibs/ecp5/cells_io.vh')
| -rw-r--r-- | techlibs/ecp5/cells_io.vh | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/techlibs/ecp5/cells_io.vh b/techlibs/ecp5/cells_io.vh new file mode 100644 index 000000000..02e66e8a5 --- /dev/null +++ b/techlibs/ecp5/cells_io.vh @@ -0,0 +1,14 @@ +// Diamond I/O buffers +module IB (input I, output O); (* PULLMODE="NONE" *) TRELLIS_IO #(.DIR("INPUT")) _TECHMAP_REPLACE_ (.B(I), .O(O)); endmodule +module IBPU (input I, output O); (* PULLMODE="UP" *) TRELLIS_IO #(.DIR("INPUT")) _TECHMAP_REPLACE_ (.B(I), .O(O)); endmodule +module IBPD (input I, output O); (* PULLMODE="DOWN" *) TRELLIS_IO #(.DIR("INPUT")) _TECHMAP_REPLACE_ (.B(I), .O(O)); endmodule +module OB (input I, output O); (* PULLMODE="NONE" *) TRELLIS_IO #(.DIR("OUTPUT")) _TECHMAP_REPLACE_ (.B(O), .I(I)); endmodule +module OBZ (input I, T, output O); (* PULLMODE="NONE" *) TRELLIS_IO #(.DIR("OUTPUT")) _TECHMAP_REPLACE_ (.B(O), .I(I), .T(T)); endmodule +module OBZPU(input I, T, output O); (* PULLMODE="UP" *) TRELLIS_IO #(.DIR("OUTPUT")) _TECHMAP_REPLACE_ (.B(O), .I(I), .T(T)); endmodule +module OBZPD(input I, T, output O); (* PULLMODE="DOWN" *) TRELLIS_IO #(.DIR("OUTPUT")) _TECHMAP_REPLACE_ (.B(O), .I(I), .T(T)); endmodule +module OBCO (input I, output OT, OC); OLVDS olvds (.A(I), .Z(OT), .ZN(OC)); endmodule +module BB (input I, T, output O, inout B); (* PULLMODE="NONE" *) TRELLIS_IO #(.DIR("BIDIR")) _TECHMAP_REPLACE_ (.B(B), .I(I), .O(O), .T(T)); endmodule +module BBPU (input I, T, output O, inout B); (* PULLMODE="UP" *) TRELLIS_IO #(.DIR("BIDIR")) _TECHMAP_REPLACE_ (.B(B), .I(I), .O(O), .T(T)); endmodule +module BBPD (input I, T, output O, inout B); (* PULLMODE="DOWN" *) TRELLIS_IO #(.DIR("BIDIR")) _TECHMAP_REPLACE_ (.B(B), .I(I), .O(O), .T(T)); endmodule +module ILVDS(input A, AN, output Z ); TRELLIS_IO #(.DIR("INPUT")) _TECHMAP_REPLACE_ (.B(A), .O(Z)); endmodule +module OLVDS(input A, output Z, ZN); TRELLIS_IO #(.DIR("OUTPUT")) _TECHMAP_REPLACE_ (.B(Z), .I(A)); endmodule |