TLC5951 Datasheet, PDF (15/46 Pages) Texas Instruments – 24-Channel, 12-Bit PWM LED Driver with 7-Bit Dot Correction and 3-Group, 8-Bit Global Brightness Control

TLC5951
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TIMING DIAGRAMS (continued)
SBVS127B – MARCH 2009 – REVISED DECEMBER 2009
DCSIN
DCR0
0A
T_SU0
USER USER USER USER USER
16B 15B 14B 13B 12B
T_H0
DCR0 DCR0 DCR0 DCR0
3B
2B
1B
0B
T_WH0
DCSCK
Auto Generated
Latch Pulse
(Internal)
123 45
213 214 215 216
T_WL0
t_D7
USER USER USER USER USER USER USER
16C 15C 14C 13C 12C 11C 10C
Grayscale
Data Latch
(Internal)
DC/BC/FC/UD
Data Latch
(Internal)
DCSOUT
Previous Data
Latest Data
USER
16A
t_D0
USER USER
15A 14A
USER USER
13A 12A
USER DCR0
11A 3A
DCR0
2A
DCR0
1A
DCR0
0A
t_R0/t_F0
USER
16B
USER USER USER USER USER USER USER
15B 14B 13B 12B 11B 10B
9B
Figure 12. Dot Correction/Global Brightness Control/Function Control
Data Write Timing from DC Data Path
GSSIN
GSR0
1B
GSR0
0B
GSB7 GSB7 GSB7 GSB7 GSB7
11C 10C 9C
8C
7C
GSB6 GSG6 GSG6
0C 11C 10C
GSG5 GSG5 GSR5
1C
0C 11C
GSR0 GSR0
1C
0C
GSSCK
287 288
T_SU2
1
2
3
4
5 46 47 48 49 93 94 95 96 286 287 288
T_H1 T_WH1
GSLAT
GS Data Latch
(Internal) ^{Previous Data}
DC/BC/FC/UC
Data Latch
(Internal)
Common Shift
Register Bit 0
GSR0
2B
GSR0
1B
GSR0
0B
(Internal)
Common Shift
Register Bit 1
GSR0
3B
GSR0
2B
GSR0
1B
(Internal)
Common Shift
Register Bit 286
(Internal)
GSSOUT
(Common Shift
Register Bit 287)
GSB7 GSB7
11B 10B
GSB7
11B
Latest Data
DCR0
0
GSB7 GSB7 GSB7 GSB7
11C 10C 9C
8C
DCR0
1
DCR0 GSB7 GSB7 GSB7
0
11C 10C 9C
GSB6 GSB6 GSB6
2C
1C
0C
GSB6 GSB6 GSB6
3C
2C
1C
GSG5 GSG5 GSG5
2C
1C
0C
GSG5 GSG5 GSG5
3C
2C
1C
LOD
B6B
t_D1
LOD
B7B
LOD
B5B
LOD
B4B
LOD
B3B
LOD
B2B
LOD
B6B
LOD
B5B
LOD
B4B
LOD
B3B
LSD
B0B
TEF Reserved
LSD
R1B
LSD
R0B
TEF
FUNC FUNC BCB
1
0
6
FUNC FUNC FUNC
2
1
0
Figure 13. Status Information Data Read Timing
GSR0 GSR0 GSR0
2C
1C
0C
GSR0 GSR0 GSR0
3C
2C
1C
DCR GSB7 GSB7
0
11C 10C
DCR DCR GSB7
1
0
11C
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