Samsung S3C2451X User Manual page 585

S3C2451X RISC MICROPROCESSOR
WIN 1 Color key 1 Register
Register
W1KEYCON1 0x4C8000B4
W1KEYCON1
COLVAL [23:0]
Note:
COLVAL and COMPKEY use 24-bit color data at all bpp mode. Unused higher bits should be '1b'.
@ BPP24 mode: 24-bit color value is valid.
A. COLVAL
- Red: COLVAL [23:16]
- Green: COLVAL [15: 8]
- Blue: COLVAL [7:0]
B. COMPKEY
- Red: COMPKEY [23:16]
- Green: COMPKEY [15: 8]
- Blue: COMPKEY [7:0]
@ BPP16 (5:6:5) mode: 16 bit color value is valid
A. COLVAL
- Red: COLVAL [23:19]
- Green: COLVAL [15: 10]
- Blue: COLVAL [7:3]
B. COMPKEY
- Red: COMPKEY [23: 19]
- Green: COMPKEY [15: 10]
- Blue: COMPKEY [7: 3]
- COMPKEY [18:16] must be '0x7'.
- COMPKEY [9: 8] must be '0x3'.
- COMPKEY [2:0] must be '0x7'.
Address R/W
R/W Color key value ( transparent value) register
Bit
Color key value for the transparent pixel effect
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
Description
Description
LCD CONTROLLER
Reset Value
0x0000_0000
Initial state
0
22-45