Added Component: Designator=U4(VK1650)
Add component. Clean all parameters for all variants
Added Pin To Net: NetName=GR1 Pin=U4-1
Added Pin To Net: NetName=GND Pin=U4-4
Added Pin To Net: NetName=GR2 Pin=U4-5
Added Pin To Net: NetName=GR3 Pin=U4-6
Added Pin To Net: NetName=GR4 Pin=U4-7
Added Pin To Net: NetName=SG1 Pin=U4-8
Added Pin To Net: NetName=SG2 Pin=U4-9
Added Pin To Net: NetName=SG3 Pin=U4-11
Added Pin To Net: NetName=SG4 Pin=U4-12
Added Pin To Net: NetName=SG5 Pin=U4-13
Added Pin To Net: NetName=SG6 Pin=U4-14
Added Pin To Net: NetName=SG7 Pin=U4-15
Added Pin To Net: NetName=DP Pin=U4-16
Added Member To Class: ClassName=Sheet1 Member=Component U4 
Added Room: Name=Sheet1