Intel386™ EX EMBEDDED MICROPROCESSOR USER’S MANUAL
4-20
Asynchronous Serial I/O Channel 1 (COM2)
F8F8H 02F8H Byte RBR1/TBR1/DLL1 XX/XX/02H
F8F9H 02F9H Byte IER1/DLH1 00H/00H
F8FAH 02FAH Byte IIR1 01H
F8FBH 02FBH Byte LCR1 00H
F8FCH 02FCH Byte MCR1 00H
F8FDH 02FDH Byte LSR1 60H
F8FEH 02FEH Byte MSR1 X0H
F8FFH 02FFH Byte SCR1 XX
Table 4-2. Peripheral Register Addresses (Sheet 6 of 6)
Expanded
Address
PC/AT
Address
Access Type
(Byte/Word)
Register Name Reset Value
NOTES:
1. Byte pointer in flip-flop in DMA determines which register is accessed.
2. Shaded rows indicate reserved areas.