Technical Manual “Cool FrontRunner” Version 2.7 17.06.2008 Page 17 of 43
2.18 Speaker
The speaker signal is located on the IDC10 Header “KEYBOARD”. A standard PC Speaker can be connected between the signal SPEAKER and VIO_5V.
2.19 External Power-Button
The Power-Button signal is located on the IDC10 Header “KEYBOARD”. To turn-on/off the board the signal, "Power-Button" must be connected to GND. This function depends on the operating system used. Driver software may be necessary.
2.20 Reset-In Signal
The RESET-IN signal is located on the IDC10 Header “KEYBOARD”. To reset the board the signal
RESET-IN must be connected to GND.
2.21 CRT/LCD Graphics-Controller
The graphics controller is integrated in the Geode GX and does high performance 2D-graphics handling. CRT monitors can be used as well as TFT- and LVDS displays. Therefore, different connectors are on the board. It is possible to switch between CRT and TFT via Jumper or BIOS settings (Chapter 4.17).
The SVGA connector is located on a 10-pin IDC header. An adapter cable to Sub-D HD15 female for CRT Monitors is available. The following display modes are supported:
Resolution Color (bpp) Max. Refresh rate (Hz)
640x480 8/16/24 85
800x600 8/16/24 85
1024x768 8/16/24 85
1280x1024 8/16/24 85
1600x1200 8/16 75
The Cool FrontRunner supports 3,3V and 5V TFT displays up to 18bit, and LVDS displays with 24bit interfaces. The display type and resolution can be selected in BIOS Integrated Peripherals Æ Flat
Panel Configuration.
2.21.1 Flat Panel Configuration
The following options can be selected:
Flat Panel Type
• TFT
• LVDS
Resolution
• 640 by 480
• 800 by 600
• 1024 by 768
Data Type
• Normal
X
Æ 1 Bit per Clock
Æ 2 Bits per Clock
