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Altera_Forum
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7 years ago

PISO reg issue

Hello there. I am trying to implement PISO register with this code (dout and tmp are regs) always @(posedge sclk) begin if (cs == 0) begin dout <= tmp; ...
Altera_Forum's avatar
Altera_Forum
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7 years ago

You're using non-blocking assignments. Thus the first assignment is using the "old" value of tmp[15] from the previous cycle. Use blocking assignments (= instead of <=).