User manual

PCM-4153 User Manual 24
4.1 Introduction
The board has an onboard AMD Geode LX800 chipset for its PCI/SVGA controller. It
supports TFT LCD displays and conventional analog CRT monitors with 64MB frame
buffer shared with system memory. The VGA controller can drive CRT displays with
resolutions up to 1600 x 1200 x 16 bpp at 100 Hz and up to 1024 x 768 x 32 bpp at
60 Hz for TFT LCD.
4.1.1 Display Type
The board can be set in one of three configurations: on a CRT, on a flat panel dis-
play, or on dual simultaneous display. The system is initially set to dual display mode.
If you want to enable the CRT display only or the flat panel display only, please set
them up from the BIOS screen, or, contact Advantech technical support center.
4.1.2 Dual Simultaneous Display
The board uses a AMD LX800 controller that is capable of providing multiple views
and simultaneous display with mixed video and graphics on a flat panel and CRT.
The Dual display can be set up by CMOS setting.
4.1.3 CMOS Setting for Panel Type
The board system BIOS and custom drivers are located in a 512 KB, Flash ROM
device. A single Flash chip holds the system BIOS, VGA BIOS and network Boot
ROM image. The display can be configured via CMOS settings. This method mini-
mized the number of chips and different type of LCD panels, please choose "panel
type" from the "Advanced Chipset Features" menu in CMOS setting.
4.2 Connections to Two Standard LCDs
Connector Table of 12.1" TTL Sharp LQ121S1DG31 800 x 600 5/3.3V (18 Bit) for
PCM-4153 AMD Geode LX.
4.2.1 AMD Geode LX
Table 4.1: Connections to Sharp LQ121S1DG31 / PCM-4153
Sharp LQ121S1DG31 PCM-4153
DF9MA-41P-1V DF-13 4OP-1.25V
Pin Function Pin Function
1 GND 3 GND
2CK 35DOTCLK
3 GND 4 GND
4 Hsync 38 HS
5 Vsync 36 VS
6GND
7GND
8 GND 8 GND
9R0 27D18
10 R1 28 D19