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Altera_Forum
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16 years ago

lpm_fifo instatiation: Logic Elements not consumed

Hello, I am using the Megawizard module lpm_fifo in my design which gave me strange problem. I have a lpm_fifo in my design whose output (8 bits) q_o[7..0] is routed to another module. ...
Altera_Forum's avatar
Altera_Forum
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16 years ago

With most FPGA families, the FIFO should be expected to use internal RAM rather than LEs, unless you explicitely select a logiccell implementation.

However, when not output signals depend on the FIFO module, respectively it has no effective input or clock, it will be always removed by the fitter.