IC1 74LS126 Tristate buffers IC2 74LS04 Inverters IC3 74LS03 IC4 74LS11 IC5 74LS00 NAND gates IC6 74LS32 IC7 74LS27 IC8 74LS260 IC9 74LS74 D-type latches IC10 74LS374 Bytewide edge-triggered latch IC11 2716 2K EPROM
R1,2 1k0
C1-3 100nF ceramic decouplers