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You have module Clock_Generator.v 2 K! ~& ]2 K( e# S
with port input [31:0] key_value: D/ q: |4 |& W
and you set a instance of
' U7 y; j$ k9 G: Ikey_scan_jitter key_scan_jitter_inst/ R E1 u1 B2 [
(9 G# f, |% ^) I! r9 a
.clk(clk),9 p( Y8 |4 F) I% b. D! o
.rst_n(rst_n),
8 o( l" L7 M, x! O, e6 C2 L .key_data(key_data),# n% V7 H' ~2 v, L/ P0 d
.key_flag(key_flag),- E+ K. T# b& n$ Z3 e; Z
.key_value(key_value)$ h/ t5 q6 V0 i/ `6 |0 N0 I
);
, B& u3 }: Y+ KIn module key_scan_jitter.v
, n3 u" d5 W$ j3 v, _4 ?' o. f: @# jyou have output[31:0] key_value# ]. i: l$ I2 r9 D7 j$ y9 z
% o% W4 k! @" h4 `, E& i& c2 g
So module have to source of key_value:
8 n: Y( L& i7 _" M3 O1. From input port (may be 32 pins of chip)5 N; p8 i# x4 }0 n- z' n, Z
2. From internal instance key_scan_jitter f! y1 M3 r! {8 D3 r
% A c) h' P; z) F8 _4 NAltera can-t to do short circuit in your module.
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