Advantech PCA-6774, User Manual

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PCA- 6774 User’s Manual 22
connected to both the CN22(40-pin) and CN23 (20-pin). The pin assign-
ments for both CN22 and CN23 can be found in Appendix C.
2.15.4 LVDS LCD panel connector (CN25)
The PCA-6774 uses the VIA "TwisterT" chip that supports 2 channel
LVDS LCD panel displays. Users can connect to LVDS LCD with CN25.
2.15.5 Panel type selection(SW1)
SW1 is an 8 segment DIP switch for DSTN/TFT panel type and resolu-
tion functions
Table 2.6: S1 Panel Type Select (SW1)
SW
1-1 SW
1-2 SW
1-3 SW
1-4
Panel Type & Resolution
ON ON ON ON TFT 640x480** 18bit (H. V. Freq)
ON ON ON OFF TFT 640x480 18bit (Synthetic)
ON ON OFF ON TFT 640x480** N/A
ON ON OFF OFF TFT 640x480** LVDS
ON OFF ON ON DSTN 640x480** 18bit
ON OFF ON OFF TFT 800x600** 18bit (H. V. Freq)
ON OFF OFF ON TFT 800x600 18bit (Synthetic)
ON OFF OFF OFF TFT 800x600** LVDS
OFF ON ON ON TFT 800x600** N/A
OFF ON ON OFF DSTN 800x600** 18bit
OFF ON OFF ON TFT 1024x768** 36bit (H. V. Freq)
OFF ON OFF OFF TFT 1024x768** 36bit (Synthetic)
OFF OFF ON ON TFT 1024x768** LVDS
OFF OFF ON OFF TFT 1024x768** N/A
OFF OFF OFF ON DSTN 1024x768** 18bit
OFF OFF OFF OFF DSTN 1024x768** 24bit
* Default setting
** will support in the future