National Instruments PCI-232/2 Manuale Utente

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© National Instruments Corporation
3
Using PCI Serial with Linux
a.
General Setup
PCI Support
PCI  Quirks
Backward-compatible 
/proc/pci
b.
Character Devices
Standard/generic dumb serial support
Extended dumb serial driver options
Support more than four serial ports
Support for sharing serial interrupts
setserial
 2.14 or later. To find the version of
 
setserial
enter the 
following:
linux# setserial –V
PCI Utilities 1.10 or later. You can download PCI Utilities 1.10 from 
ftp://metalab.unc.edu/pub/Linux/hardware
PCI-SERIAL.tar.gz
. You can download this file from the National 
Instruments FTP site at 
ftp://ftp.natinst.com/support/
ind_comm/serial/linux/
After you have the file, extract and unzip it by entering the following: 
linux#
tar zxvf PCI-SERIAL.tar.gz
The 
tar
 command extracts and unzips 
PCI-SERIAL.tar.gz
 and 
creates the sub-directory 
PCI-SERIAL
. Enter the following to make 
sure all necessary files are included:
linux#
cd PCI-SERIAL
linux PCI-SERIAL#
ls
FIFOtrigger
intenable
serialtest
FIFOtrigger_pci.c
interrupt_enable.c serialtest.c
Clock_speed.c
rs485
termios_program.c
clockspeed
rs485.c
Configure your BIOS to include a Plug and Play aware OS.
You need superuser privileges to do most of the steps and program 
segments in this document.