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Altera_Forum
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13 years ago

object assigned a value but never read - does this effect synthesis?

Hello, I have the following small module which is intended to store the value 0xFF in a register when a button is pressed. module connector_test(button, txd); input button; output reg t...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

Yes, the warning "reg assigned a value but never read" won't be supressed by the noprune attribute, IMHO pretty reasonable. The register however appears in the gate level net list and is counted in resource utilization.