IBM 6150 Hardware Maintenance Manual page 530

RT PC 5080 Attachment Adapter
Specifications
The RT PC 5080 Attachment Adapter is used to connect the IBM 6150
System Unit to the IBM 5085 Graphics Processor.
Slot positions
110 addresses
Memory addresses
DMAchannel
Interrupt level
Maximum number
2,4,5,7,8
OE90 - OE9F
E80000 - E9FFFF
6
10
1
Adapters 9-095-1