This installation guide describes the procedures to install and uninstall CH352 PCI to two serial ports,one serial and one parport,one parport in Linux platform.
1-install and uninstall CH352 PCI to two serial ports
2-install and uninstall CH352 PCI to one serial port and one parport
3-install and uninstall CH352 PCI to one parport

1-install and uninstall CH352 PCI to two serial ports
(1)-install
<1>-copy install_ss_80x86.o to /usr/sbin
<2>-Add /usr/sbin/install_ss_80x86 at the end of the /etc/rc.d/rc.local.
<3>-reboot
The ttyS2 and ttyS3 are ready for application.
(2)-uninstall
(1)-Remove /usr/sbin/install_ss_80x86 at the end of the /etc/rc.d/rc.local.
(2)-Remove /usr/sbin/install_ss_80x86.o


2-install and uninstall CH352 PCI to one serial port and one parport
(1)install 
<1>-copy install_sp_80x86.o to /usr/sbin
<2>-Add /usr/sbin/install_sp_80x86 at the end of the /etc/rc.d/rc.local.
<3>-reboot
The ttyS4 and LP1 are ready for application.
(2)-uninstall
(1)-Remove /usr/sbin/install_sp_80x86 at the end of the /etc/rc.d/rc.local.
(2)-Remove /usr/sbin/install_sp_80x86.o


3-install and uninstall CH352 PCI to one parport
(1)install 
<1>-copy install_p_80x86.o to /usr/sbin
<2>-Add /usr/sbin/install_p_80x86 at the end of the /etc/rc.d/rc.local.
<3>-reboot
The LP1 and LP2(if you inster two boards) are ready for application.
(2)-uninstall
(1)-Remove /usr/sbin/install_p_80x86 at the end of the /etc/rc.d/rc.local.
(2)-Remove /usr/sbin/install_p_80x86.o




