module PowerFail(d2, e2, f2, h2, j2, k2, l2, m2, n2, p2, r2, s2, t1, u1, u2); input d2, e2, f2, h2, j2, k2; assign { mb03_, mb04_, mb05, mb06_, mb07_, mb08_ } = { d2, e2, f2, h2, j2, k2 }; input m2; assign iop2 = m2; input u2; assign shut_down_ = u2; input s2; assign initialize_ = s2; reg pwr_low; wire pwr_skip; output p2; assign p2 = stop_ok; output r2; assign r2 = ~pwr_low; output l2; assign l2 = ~pwr_skip; output n2, u1; assign { n2, u1 } = { restart, ~restart }; assign pwr_skip = mb03_ & mb04_ & mb05 & mb06_ & mb07_ & mb08_ & iop2 & pwr_low; always @(negedge initialize_, negedge shutdown_) begin if (~initialize_) pwr_low <= 0; else pwr_low <= 1; end Monostable #(1000000) m703a(Dclk, shut_down_, stop_ok); Monostable #(200000000) m703b(Dclk, stop_ok & shut_down_, M701c1); Monostable #(1000000) m703c(Dclk, M701c1, restart); endmodule