MS622424 Просмотр технического описания (PDF) - Mosel Vitelic, Corp
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MS622424 Datasheet PDF : 11 Pages
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MOSEL VITELIC
MS622424
Truth Table
R/WB CONFIGSEL<2:0> RGB14 RGB04 FUNCTION
0
000 0
x
x
Write Address Register Low, reset RGB Counter
0
001 1
x
x
Write Address Register High, reset RGB Counter (1)
0
010 2
0
0
Write Red Color Palette Buffer, increment RGB counter
0
010 2
0
1
Write Green Color Palette Buffer, increment RGB counter
0
010 2
1
0
Write Blue Color Data to Write FIFO, transfer register
contents to Write FIFO, reset RGB counter, increment
Address Register
0
011 3
x
x
Write Command Register
0
100 4
x
x
Invalid Operation
0
101 5
x
x
Invalid Operation
0
110 6
x
x
Invalid Operation
0
111 7
x
x
Initialize color palette read
1
000 0
x
x
Read Address Register Low
1
001 1
x
x
Read Address Register High (2)
1
010 2
0
0
Read Red Color Palette, increment RGB counter (3)
1
010 2
0
1
Read Green Color Palette Buffer, increment RGB counter
1
010 2
1
0
Read Blue Color Palette Buffer, reset RGB counter,
increment Address register
1
011 3
x
x
Read Command Register
1
100 4
x
x
Read Status Register
1
101 5
0
0
Read Red Color Buffer Register, increment RGB counter
1
101 5
0
1
Read Green Color Buffer Register
1
101 5
1
0
Invalid Operation
1
110 6
x
x
Read Revision Register
1
111 7
x
x
Terminate color palette read
NOTE:
1. Only CONFIGBUS0–CONFIGBUS4 are recognized; the upper three bits are ignored.
2. Data is output to CONFIGBUS0–CONFIGBUS4 only. The upper three bits will output “0”.
3. Reading the Red Color Palette may disturb the pixel stream.
4. RGB0 and RGB1 are internal RGB couter outputs.
MS622424 Rev. 1.0 January 1995
8-3
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