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-rw-r--r--techlibs/gowin/cells_sim.v17
1 files changed, 17 insertions, 0 deletions
diff --git a/techlibs/gowin/cells_sim.v b/techlibs/gowin/cells_sim.v
index ab8207ef1..73bf400c0 100644
--- a/techlibs/gowin/cells_sim.v
+++ b/techlibs/gowin/cells_sim.v
@@ -1632,3 +1632,20 @@ output OSCOUT;
parameter FREQ_DIV = 96;
endmodule
+
+(* blackbox *)
+module OSCW(OSCOUT);
+output OSCOUT;
+
+parameter FREQ_DIV = 80;
+endmodule
+
+(* blackbox *)
+module OSCO(OSCOUT, OSCEN);
+input OSCEN;
+
+output OSCOUT;
+
+parameter FREQ_DIV = 100;
+parameter REGULATOR_EN = 1'b0;
+endmodule