Technical data

Configuring the Computing Unit
5-15
SIMATIC Panel PC 670 Computing Unit Equipment Manual
Edition 12/01
PCI Device Field
The system goes to the following submenu when you select this menu option:
PhoenixBIOS Setup Utility.
Item Specific Help
F1
ESC
Help
EXIT
Select Item
Select Menu
+ / –
Enter Select
Change Values F9
F10
Setup Defaults
Save and Exit
Sub-Menu
Advanced
Option ROM Scan [Enabled]
Enable Master: [Enabled]
PCI Devices, Slot #1
Latency Timer: [0040h]
Initialize device expansion
ROM
Figure 5-12 PCI Devices, Slot #1 Submenu
Field Meaning
Option ROM
Scan
Enabled The option ROM of the PCI module (if present) is enabled
Disabled The option ROM of a PCI module is disabled.
Enable Master Enabled This slot can assume the PCI master function
Disabled This slot can only operate as a PCI slave.
Latency Timer Default The number of active PCI clock cycles of the master
modules are determined by the module
0020H – With these settings, the maximum active
00E0H PCI clock cycles are set to the selected value.