chip DATELPLD GAL16V8

A2=1 A3=2 A4=3 I4=4 A18=5 A17=6 A20=7 CS0=8 SWR0=9 GND=10
SRD=11 EEWR=12 D0=13 EEOE=14 ACK=15 SW=16 o17=17 STB=18 XCVREN=19 VCC=20

equations

/o17 = VCC
o17.oe = GND

D0 = STB & /A2 & /A3 & A4 +
	 SW & /A2 & A3 & A4
D0.oe = /CS0 & /SRD & /A18 & A17

/XCVREN = /CS0 & /SWR0 & /A2 & A3 & /A4 & A17 & A18 +
		  /CS0 & /SRD & /A2 & /A4 & A17 & A18
XCVREN.oe = VCC

ACK = /CS0 & /SWR0 & /A2 & A3 & /A4 & A17 & A18
ACK.oe = VCC

/EEOE = /CS0 & /SRD & /A17
EEOE.oe = VCC

/EEWR = /CS0 & /SWR0 & /A17
EEWR.oe = VCC