PIN 2 D3 PIN 3 A0 PIN 6 A1 PIN 8 A2 PIN 9 OUT COMBINATORIAL PIN 10 A4 PIN 13 WR PIN 18 RESET PIN 21 A3 PIN 35 CLK PIN 37 D2 PIN 38 D4 PIN 39 D1 PIN 40 D5 PIN 41 D0 PIN 42 D6 PIN 43 D7 NODE ? N_SIG COMBINATORIAL NODE ? N_FF REGISTERED A0.TRST = GND ; explicitly define dedicated inputs A1.TRST = GND A2.TRST = GND A3.TRST = GND A4.TRST = GND D1.TRST = GND D2.TRST = GND D3.TRST = GND D4.TRST = GND D5.TRST = GND D6.TRST = GND D7.TRST = GND MREQ.TRST = GND ;;PAGEIO.TRST = GND WR.TRST = GND RESET.TRST = GND OUT.TRST = VCC N_SIG = /WR* A3* A2*/A1*/A0* D7* D6*/D5*/D4 N_FF.CLKF = CLK N_FF.RSTF = /RESET N_FF.SETF = GND N_FF.T := N_FF* N_SIG* D3*/D2*/D1*/D0 ; boot C8 + /N_FF* N_SIG* D3*/D2*/D1* D0 ; run C9 OUT = N_FF