Siemens SIMATIC Box PC 840 Manual page 95

Local Bus IDE
adapter
Large Disk
Access Mode
Memory Gap at
15 MByte
"COM/LPT Configuration" Submenu
Internal COM 1:
Base I/O address:
Interrupt:
COM 1 TTY
Internal COM2:
Base I/O address:
Interrupt:
Internal LPT1:
Mode:
Base I/O address:
Interrupt:
F1 Help
ESC Exit
Figure 5-9 "COM / LPT configuration" Submenu
The resources used by an interface are released when you disable the interface in
question.
The I/O addresses and interrupts are preassigned: it is advisable not to change
these default assignments.
SIMATIC Box PC 840 Manual
A5E00085984-04
[Primary]
[Secondary]
[Primary & Secondary] Two IDE interfaces for max. four drives.
[Disabled]
[DOS] The drive tables are adapted for DOS access operations
in accordance with Enhanced IDE.
[OTHER] The tables are not adapted.
[Disabled] The complete onboard RAM memory is available.
[Enabled] A 1MB area of the RAM above 15MB
(Addresses F0 0000 – FF FFFF) can be used by ISA
expansion cards.
PhoenixBIOS Setup Utility
Advanced
COM / LPT Configuration
[Enabled]
[3F8]
[IRQ 4]
[Disabled]
[Enabled]
[2F8]
[IRQ 3]
[Enabled]
[Bi-directional]
[378]
[IRQ 7]
Select Item + / – Change Values
Select Menu Enter Select
Configuring the SIMATIC Box PC 840
One IDE interface for max. two drives.
No local IDE interface.
Item Specific Help
Configure internal COM
port using options:
[Disabled]
No configuration
[Enabled]
User configuration
[Auto]
BIOS or OS chooses
configuration
[OS Controlled]
Controlled by OS
F9 Setup Defaults
Sub-Menu F10 Save and Exit
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