Personal Computer At Serial/Parallel Adapter; Specifications - IBM RT PC 10 Hardware Maintenance And Service

Personal Computer AT Serial/Parallel Adapter
The Personal Computer AT Serial/Parallel Adapter provides adapters for a
serial port and a parallel printer. This adapter uses the I/O channel to
communicate with the 32-bit processor and coprocessor.
Specifications
Slot positions
Serial addresses
Parallel addresses
Interrupt levels
Bit rates
Bits per character
Maximum number
Removal and Replacement Procedures
1 - 5
Primary adapter, 03F8-03FF
Alternate adapter, 02F8-02FF
Primary adapter, 0378-037F
Alternate adapter, 0278-027F
Primary serial, 4
Primary parallel, 7
Alternate serial, 3
Alternate parallel, 5
50 - 19200
5,6,7,8
2
Use the "Adapter Removal" on page 4-16 procedure for removal.
Use the "Adapter Replacement" on page 4-18 procedure for replacement.
9-30 Service Manual