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ram block $__EFINIX_5K_ { abits 12; widths 1 2 5 10 20 per_port; cost 32; init no_undef; port sr "R" { clock anyedge; rden; } port sw "W" { clock anyedge; option "WRITE_MODE" "READ_FIRST" { wrtrans "R" old; } option "WRITE_MODE" "WRITE_FIRST" { wrtrans "R" new; } } }