This file is intended to be loaded by Logisim (http://www.cburch.com/logisim/). addr/data: 8 8 0
S0 S1 S2 S3 M Cn /A0 /B0 /A1 /B1 /A2 /B2 /A3 /B3 /P /G A=B Cn+4 /F0 /F1 /F2 /F3 74LS181