Chapter
5
Each component function
◆Serial port interface
< RS-232C port (COM1,COM2,COM3,COM4)>
Three RS-232C-compliant serial port connectors are provided. Resources can be either
assigned or reserved for each port independently through BIOS setup (see Chapter 4).
Table 5.3 SERIAL1, 2 I/O address、interrupt
COM
I/O Address
Interrupt
3F8h
IRQ4
COM1
IRQ4
3E8h
IRQ3
2E8h
2F8h
IRQ3
COM2
IRQ4
3E8h
IRQ3
2E8h
CA0h
IRQ11
CA8h
COM3
IRQ10
CB0h
CB8h
CA0h
IRQ10
CA8h
COM4
IRQ11
CB0h
CB8h
The factory default settings of the BIOS are as follows.
COM1:3F8h,IRQ4
COM2:2F8h,IRQ3
COM3:CA0h,IRQ11
COM4:CA0h,IRQ10
Table 5.4 Serial port connector
Connector
D-SUB 9 Pin (MALE)
1
5
9
6
No.4-40UNC
インチネジ
Inch screw
Pin No.
Signal
Direction
1
DCD
Input
2
SIN
Input
3
SOUT
Output
4
DTR
Output
5
GND
-
6
DSR
Input
7
RTS
Output
8
CTS
Input
9
RI
Input
66
User’s Manual
Содержание VPC-2000
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