Samsung S3C6400X User Manual page 394

DISPLAY CONTROLLER
VD[0] B[0]
LCD NORMAL/BY-PASS MODE SELECTION
The external modem or MCU can access the system interface LCD Panel through the by-pass. After reset, the
initial output path of LCD controller is by-pass like described in below figure 14-10. In order to operate in the
normal display mode (RGB or CPU I/F), SEL_BYPASS[3] value @ 0x7410800C must be set as '0'(normal mode)
instead of '1'(by-pass mode).
Bus System
Post Processor
CAM IF
Display
Controller
MODEM If
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
14-32
Specifications and information herein are subject to change without notice.
- -
TV
Scaler
GPIO
Figure 14-10. By-Pass Mode (Initial LCD Output Pass)
S3C6400X RISC MICROPROCESSOR
- -
TV
Encoder
SEL_BYPASS
B[0] B[0]
PAD
DAC
S-Video
2ch.
or CVBS
RGB Interface
System Interface
(XvVD,
XvVSYNC...)