NEC POWERMATE ENTERPRISE NETPC Service Manual page 34

1-18 Technical Information
Table 1-9 Serial Port 1 Addresses and Interrupts
Starting I/O Address
3F8
3F8
3E8
3E8
Table 1-10 Serial Port 2 Addresses and Interrupts
Starting I/O Address
3F8
2F8
3E8
3F8
2F8
3E8
See Section 2, "Setup and Operation," for information on resetting the port through the
Setup utility.
Serial interface specifications include:
T
Baud rate up to 115.2 KB per second
T
Word length
T
Stop bit
T
Start bit
T
Parity bit
NOTE: Any interrupts used for the built-in
serial ports are not available for ISA parallel
ports.
If serial ports share an interrupt, verify that
hardware and software added to the system can
share these interrupts without problems.
Interrupt Level
IRQ04
IRQ03
IRQ04
IRQ03
Interrupt Level
IRQ04
IRQ03
IRQ04
IRQ03
IRQ04
IRQ03
5, 6, 7, or 8 bits
1, 1.5, or 2 bits
1 bit
1 bit (odd parity or even parity).
Port
COM1
COM1
COM3
COM3
Port
COM1
COM2
COM3
COM1
COM2
COM3