Samsung S3C2416 User Manual page 565

S3C2416X RISC MICROPROCESSOR
8.1.20 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
Description
Description
LCD CONTROLLER
Reset Value
0x0000_0000
Initial state
0
21-45