ADP5501 datasheet(22/28 Pages) AD

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ADP5501

Rev. 0 | Page 22 of 28

Table 11. Register 0x04, Backlight Fade-In and Fade-Out Timers (BL_FADE)

Bit

Name

R/W

Description

7 to 4

BL_FO

R/W

Backlight fade-out timer; the timer should be set before BL_EN is set.

0000 = the timer is disabled.

0001 = 0.3 sec.

0010 = 0.6 sec.

0011 = 0.9 sec.

0100 = 1.2 sec.

0101 = 1.5 sec.

0110 = 1.8 sec.

0111 = 2.1 sec.

1000 = 2.4 sec.

1001 = 2.7 sec.

1010 = 3.0 sec.

1011 = 3.5 sec.

1100 = 4.0 sec.

1101 = 4.5 sec.

1110 = 5.0 sec.

1111 = 5.5 sec.

3 to 0

BL_FI

R/W

Backlight fade-in timer; the timer should be set before BL_EN is set.

0000 = the timer is disabled.

0001 = 0.3 sec.

0010 = 0.6 sec.

0011 = 0.9 sec.

0100 = 1.2 sec.

0101 = 1.5 sec.

0110 = 1.8 sec.

0111 = 2.1 sec.

1000 = 2.4 sec.

1001 = 2.7 sec.

1010 = 3.0 sec.

1011 = 3.5 sec.

1100 = 4.0 sec.

1101 = 4.5 sec.

1110 = 5.0 sec.

1111 = 5.5 sec.

Table 12. Register 0x05, Level 1 (Daylight) Maximum Current (DAYLIGHT_MAX)

Bit

Name

R/W

Description

Not used

6 to 0

DAYLIGHT_MAX

R/W

Maximum current setting for the backlight when BL_LVL is at Level 1 (daylight).

See Figure 16 for the backlight current vs. sink code relationship.

Table 13. Register 0x06, Level 1 (Daylight) Dim Current (DAYLIGHT_DIM)

Bit

R/W

Description

Not used

6 to 0

DAYLIGHT_DIM

R/W

Dim current setting for the backlight when BL_LVL is at Level 1 (daylight).

See Figure 16 for the backlight current vs. sink code relationship.

Table 14. Register 0x07, Level 2 (Office) Maximum Current (OFFICE_MAX)

Bit

Name

R/W

Description

Not used

6 to 0

OFFICE_MAX

R/W

Maximum current setting for the backlight when BL_LVL is at Level 2 (office).

See Figure 16 for the backlight current vs. sink code relationship.

ADP5501 Datasheet(PDF) 22 Page - Analog Devices

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