v 20080127 1 P 0 4700 300 4700 1 0 0 { T 200 4750 5 8 1 1 0 6 1 pinnumber=13 T 200 4650 5 8 0 1 0 8 1 pinseq=13 T 350 4700 9 8 1 1 0 0 1 pinlabel=A_SEL T 350 4700 5 8 0 1 0 2 1 pintype=in } P 0 4400 300 4400 1 0 0 { T 200 4450 5 8 1 1 0 6 1 pinnumber=3 T 200 4350 5 8 0 1 0 8 1 pinseq=3 T 350 4400 9 8 1 1 0 0 1 pinlabel=B_SEL T 350 4400 5 8 0 1 0 2 1 pintype=in } P 0 2400 200 2400 1 0 0 { T 200 2450 5 8 1 1 0 6 1 pinnumber=14 T 200 2350 5 8 0 1 0 8 1 pinseq=14 T 350 2400 9 8 1 1 0 0 1 pinlabel=G1 T 350 2400 5 8 0 1 0 2 1 pintype=in } P 0 2700 200 2700 1 0 0 { T 200 2750 5 8 1 1 0 6 1 pinnumber=2 T 200 2650 5 8 0 1 0 8 1 pinseq=2 T 350 2700 9 8 1 1 0 0 1 pinlabel=G2 T 350 2700 5 8 0 1 0 2 1 pintype=in } P 0 4100 300 4100 1 0 0 { T 200 4150 5 8 1 1 0 6 1 pinnumber=1 T 200 4050 5 8 0 1 0 8 1 pinseq=1 T 350 4100 9 8 1 1 0 0 1 pinlabel=C1_DATA T 350 4100 5 8 0 1 0 2 1 pintype=in } P 0 3800 200 3800 1 0 0 { T 200 3850 5 8 1 1 0 6 1 pinnumber=15 T 200 3750 5 8 0 1 0 8 1 pinseq=15 T 350 3800 9 8 1 1 0 0 1 pinlabel=C2_DATA T 350 3800 5 8 0 1 0 2 1 pintype=in } P 1800 4700 2000 4700 1 0 1 { T 1800 4750 5 8 1 1 0 0 1 pinnumber=7 T 1800 4650 5 8 0 1 0 2 1 pinseq=7 T 1650 4700 9 8 1 1 0 6 1 pinlabel=1Y0 T 1650 4700 5 8 0 1 0 8 1 pintype=out } P 1800 4400 2000 4400 1 0 1 { T 1800 4450 5 8 1 1 0 0 1 pinnumber=6 T 1800 4350 5 8 0 1 0 2 1 pinseq=6 T 1650 4400 9 8 1 1 0 6 1 pinlabel=1Y1 T 1650 4400 5 8 0 1 0 8 1 pintype=out } P 1800 4100 2000 4100 1 0 1 { T 1800 4150 5 8 1 1 0 0 1 pinnumber=5 T 1800 4050 5 8 0 1 0 2 1 pinseq=5 T 1650 4100 9 8 1 1 0 6 1 pinlabel=1Y2 T 1650 4100 5 8 0 1 0 8 1 pintype=out } P 1800 3800 2000 3800 1 0 1 { T 1800 3850 5 8 1 1 0 0 1 pinnumber=4 T 1800 3750 5 8 0 1 0 2 1 pinseq=4 T 1650 3800 9 8 1 1 0 6 1 pinlabel=1Y3 T 1650 3800 5 8 0 1 0 8 1 pintype=out } P 1800 3300 2000 3300 1 0 1 { T 1800 3350 5 8 1 1 0 0 1 pinnumber=9 T 1800 3250 5 8 0 1 0 2 1 pinseq=9 T 1650 3300 9 8 1 1 0 6 1 pinlabel=2Y0 T 1650 3300 5 8 0 1 0 8 1 pintype=out } P 1800 3000 2000 3000 1 0 1 { T 1800 3050 5 8 1 1 0 0 1 pinnumber=10 T 1800 2950 5 8 0 1 0 2 1 pinseq=10 T 1650 3000 9 8 1 1 0 6 1 pinlabel=2Y1 T 1650 3000 5 8 0 1 0 8 1 pintype=out } P 1800 2700 2000 2700 1 0 1 { T 1800 2750 5 8 1 1 0 0 1 pinnumber=11 T 1800 2650 5 8 0 1 0 2 1 pinseq=11 T 1650 2700 9 8 1 1 0 6 1 pinlabel=2Y2 T 1650 2700 5 8 0 1 0 8 1 pintype=out } P 1800 2400 2000 2400 1 0 1 { T 1800 2450 5 8 1 1 0 0 1 pinnumber=12 T 1800 2350 5 8 0 1 0 2 1 pinseq=12 T 1650 2400 9 8 1 1 0 6 1 pinlabel=2Y3 T 1650 2400 5 8 0 1 0 8 1 pintype=out } B 300 2200 1400 2800 3 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 V 250 2700 50 6 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 V 1750 4700 50 6 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 V 1750 4400 50 6 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 V 1750 4100 50 6 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 V 1750 3800 50 6 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 V 1750 3300 50 6 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 V 1750 3000 50 6 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 V 1750 2700 50 6 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 V 1750 2400 50 6 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 V 250 3800 50 6 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 V 250 2400 50 6 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 T 300 5250 5 10 0 0 0 0 1 device=74155 T 1700 5100 8 10 1 1 0 6 1 refdes=U? T 300 5450 5 10 0 0 0 0 1 footprint=DIP16 T 300 5650 5 10 0 0 0 0 1 description=dual 2-line to 4-line decoders/demultiplexers T 300 6250 5 10 0 0 0 0 1 numslots=0 T 300 5850 5 10 0 0 0 0 1 net=Vcc:16 T 300 6050 5 10 0 0 0 0 1 net=GND:8 T 300 5050 9 10 1 0 0 0 1 74155 T 300 6450 5 10 0 0 0 0 1 documentation=DM74LS155 datasheet T 300 6650 5 10 0 0 0 0 1 dist-license=CC-BY-SA-2.5 T 300 6850 5 10 0 0 0 0 1 use-license=unlimited T 300 7050 5 10 0 0 0 0 1 author=Alexander Kurz