Siemens Simatic 620 - Manual (Page 104)

Configuring the SIMATIC Box PC 620
5-16
SIMATIC Box PC 620 Manual
A5E00131465-01
Local Bus IDE
adapter
[Primary] Primary IDE interface for max. two drives is
activated.
[Secondary] Secondary IDE interface for max. two drives is
activated.
[Both] Both IDE interfaces for max. four drives are
activated.
[Disabled]
No local IDE interface is activated.
Large Disk
Access Mode
[DOS] The drive tables are adapted for DOS access
operations in accordance with Enhanced IDE.
[OTHER] The tables are not adapted.
Memory Gap at
15 MByte
[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.
Submenu COM/LPT Configuration
PhoenixBIOS Setup Utility
Item Specific Help
ESC Exit
Select Item
Select Menu
+ / –
Select
Change Values
Sub-Menu
F9
F10
Setup Defaults
Save and Exit Enter
Help F1
Advanced
COM/LPT Configuration
Configure serial port A
using options:
[Disabled]
No configuration
[Enabled]
User configuration
[Auto]
BIOS or OS chooses
configuration
[OS Controlled]
Displayed when
controlled by OS
Base I/O address:
Interrupt: [IRQ 4]
Internal COM 1:
Base I/O address:
[Enabled]
Interrupt: [IRQ 3]
Internal COM2:
Mode:
[Enabled]
Base I/O address: [378]
Internal LPT1:
Interrupt: [IRQ 7]
[Output only]
[2F8]
[3F8]
[ Enabled ]
Figure 5-10 ”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 to be operated as COM1,
COM2 and LPT1 and we recommend you use them accordingly.