B&R Industries Provit 5000, Руководство пользователя

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Provit 5000 User’s Manual 87
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Controllers • System Unit with Socket 7 (ZIF)
Settings:
7.7 Serial Interfaces COM1and COM2
There are two PC compatible serial interfaces with a 16 byte FIFO on the mainboard. They are
UART16550 and Plug & Play compatible.
To change these settings, see the "BIOS Settings" section in Chapter 6 "Software".
Jumper 3
Jumper Connection DRAM Operating Voltage
1
1 - 2 3.3 V
2 - 3 5 V (default setting)
Table 49: Jumper settings for DRAM operating voltage
Serial interfaces COM1, COM2
RS232 interface
Not electrically isolated
Up to 115 kBaud
9 pin DSUB connector
Pin Assignment
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
Table 50: Pin assignment COM1 and COM2
Default Settings COM1 COM2
Interrupt 4 3
I/O Address 3F8h - 3FFh 2F8h - 2FFh
Table 51: Standard settings for COM1 and COM1