TMC2081 View Datasheet(PDF) - Fairchild Semiconductor
Part Name
Description
MFG CO.
TMC2081 Datasheet PDF : 32 Pages
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TMC2081
PRODUCT SPECIFICATION
Table 16. CLUT Read/Write Sequences
Step
R/W
A2-0
D7-0
Function
Write Entire A-Channel CLUT from Address 00
1
0
111
0x
Selects A-CLUT for write.
2
0
000
00
Presets RAM Address Register to 00.
3
0
001
r0
r0 written into red (R/CR) CLUT address 00.
4
0
001
g0
g0 written into green (G/Y) CLUT address 00.
5
0
001
b0
b0 written into blue (B/CB) CLUT address 00.
.
..
..
..
repeat steps 3,4,5 until A-CLUT is full.
768
0
001
r255 r255 written into red (R/CR) CLUT address FF.
769
0
001
g255 g255 written into green (G/Y) CLUT address FF.
770
0
001
b255 b255 written into blue (B/CB) CLUT address FF.
Write GBR Data to A-Overlay Location Address
1
0
111
4x
Select A-channel Overlay.
2
0
000
an
Write an into RAM Address Register.
3
0
001
rn
rn written into red (R/CR) CLUT address.
4
0
001
gn
gn written into green (G/Y) CLUT address.
5
0
001
bn
bn written into blue (B/CB) CLUT address.
Write all aLUT Locations starting from 00
1
0
111
Cx
Select aLUT.
2
0
000
FF
Write FF into RAM Address Register (sets address to FF for
pre-increment).
3
0
001
aa
Write aa to aLUT location 00.
.
..
..
..
Repeat step 3, 254 times for locations 01h-FEh.
258
0
001
zz
Write zz, to aLUT location FF.
Read All aLUT Locations Starting from 00
1
0
111
C6
Select aLUT and Register 06 in Address Control Register.
2
1
101
aa
Read Control Register 06.
bb = (aa OR 20h) to set bit 5.
3
0
101
bb
Restores aa with aLUT enabled.
4
0
011
00
Write 00 into RAM Address Register (sets address to 00).
5
1
001
cc
Read contents of aLUT, cc, from location 00.
.
..
..
..
Repeat step 5, 254 times for locations 01h-FEh.
260
1
001
zz
Read contents of aLUT, zz, from last location FF.
10
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