R1 ON1 F1 OFF1

Training

start

command

R2

ON2

F2

OFF2

Training

end

command

I

CTRL

R3

ON3

F3

OFF3

Blank

period

C

CTRL

Training

start

command

Training

end

command

Blank

period

C

I

R1

13

LP5560

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SNVS873D – AUGUST 2012 – REVISED JUNE 2016

Product Folder Links: LP5560

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Copyright © 2012–2016, Texas Instruments Incorporated

Figure 16. Entering Follow Mode With New Current Setting

7.3.3.5 Timeout

considered as a false training, and it is a good practice to always give a complete training sequence after timeout

to ensure correct data is stored into memory.

Figure 17. Full Training Sequence

7.3.4 LED Output Current Setting

The LED output current can be set from 2.8 mA to 19.5 mA in 7 steps. Duration of the current setting pulse (I)

defines the current setting.

Table 2. LED Current Setting

CURRENT SETTING

LED CURRENT (mA)

0

2.8

1

5.3 default

2

7.8

3

10.2

4

12.6

5

15.0

6

17.3

7

19.5