Integrated Circuits Used 74LS191 74LS08 74LS04 Procedure Add IC 74LS191 into ICBase-1 (74LS191).Add IC 74LS191 into ICBase-2 (74LS191).Add IC 74LS08 into ICBase-3 (74LS08).Add IC 74LS04 into ICBase-4 (74LS04).Add IC 74LS04 into ICBase-5 (74LS04).
