LP3952 Datasheet, PDF (35/44 Pages) National Semiconductor (TI) – 6-Channel Color LED Driver with Audio Synchronization

R1_ON[3:0],
R1_OFF[3:0]
G1_ON[3:0],
G1_OFF[3:0]
B1_ON[3:0],
B1_OFF[3:0]
Bits 7-4, 3-0
RGB1 ON and OFF time
Bits
ON/OFF time
0000
0%
0001
1%
0010
2.5%
0011
5%
0100
7.5%
0101
10%
0110
15%
0111
20%
1000
30%
1001
40%
1010
50%
1011
60%
1100
70%
1101
80%
1110
90%
1111
100%
R1/G1/B1 CYCLE(02H, 04H, 06H) – BLINKING CYCLE CONTROL REGISTER
D7
D6
D5
D4
D3
R1/G1/
B1_CYCLE_EN
r-0
r-0
r-0
r-0
rw-0
D2
D1
D0
R1/G1/B1_CYCLE[2:0]
rw-0
rw-0
rw-0
R1_CYCLE_EN
G1_CYCLE_EN
B1_CYCLE_EN
R1_CYCLE[2:0]
G1_CYCLE[2:0]
B1_CYCLE[2:0]
Bit 3
Bits 2-0
Blinking enable
0 = disabled, output state is defined with RGB registers
1 = enabled, output state is defined with blinking cycle
RGB1 cycle time
Bits
Blinking cycle time Blinking frequency
000
0.1s
10 Hz
001
0.25s
4 Hz
010
0.5s
2 Hz
011
1s
1 Hz
100
2s
0.5 Hz
101
3s
0.33 Hz
110
4s
0.25 Hz
111
5s
0.2 Hz
35
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