> eventually it will be replaced with a LPM MUX device. Ah, that's good, I didn't know LPM included this. It will be cleaner than discrete gates. This line in the patch should be removed; I don't know what I was thinking: + assert(expr_sig->pin_count() == fal_sig->pin_count()); Cheers, Peter Monta pmonta@imedia.com Imedia Corp.