Siemens Simatic box pc 627b Operating Instructions Manual page 130

Detailed descriptions
16.1 Motherboard
Assignment of the display to the display select pins
One of the 15 available displays is configured automatically via the display select inputs. The
display select inputs are connected to pull–up resistors, i.e. if these inputs are not
interconnected, they are high level. In order to create a low level input, the input must be
connected with GND.
Pin–No. LCD_SEL3
0 low
1 low
2 low
3 low
4 low
5 low
6 low
7 low
8 high
9 high
10 high
11 high
12 high
13 high
14 high
15 high
16-12
LCD_SEL2 LCD_SEL1
low low
low low
low high
low high
high low
high low
high high
high high
low low
low low
low high
low high
high low
high low
high high
high high
LCD_SEL0 Display type
low reserved
high 1280x1024 (SXGA), TFT, 2 x 18Bit, LVDS-channel 1
and 2
low DVI LCD 640 x 480
high DVI LCD 800 x 600
low 640 x 480 (VGA), TFT, 18 Bit, LVDS-channel 1
high reserved
low 1024 x 768 (XGA), TFT, 18 Bit, LVDS-channel 1
high 800 x 600 (SVGA), TFT, 18 Bit, LVDS-channel 1
low reserved
high reserved
low reserved
high reserved
low 1024 x 768 (XGA), TFT, 2 x 18-bit, LVDS channel 1
and 2
high DVI LCD 1024 x 768
low DVI LCD 1280 x 1024
high No LVDS display or DVI LCD with automatic DDC ID
Operating Instructions, Release 05/2006, A5E00362052-03
SIMATIC Box PC 627