LP8501 datasheet(31/51 Pages) TI1

31 / 51 page

LP8501

www.ti.com

SNVS548D – SEPTEMBER 2008 – REVISED AUGUST 2013

LP8501 Registers

The LP8501 is controlled by a set of registers through the two-wire serial interface port. Some register bits are

reserved for future use. The table below lists device registers, their addresses, and their abbreviations. A more

detailed description is given in section.

Table 5. Control Register Map

Hex

Bit(s)

Read/Wr

Default Value

Bit Mnemonic and Description

Address

ite

After Reset

ENABLE / ENGINE

[6]

R/W

x0xxxxxx

CHIP_EN

CNTRL1

0 = LP8501 not enabled

1 = LP8501 enabled

[5:4]

R/W

xx00xxxx

ENGINE1_EXEC

Engine 1 program execution control

[3:2]

R/W

xxxx00xx

ENGINE2_EXEC

Engine 2 program execution control

[1:0]

R/W

xxxxxx00

ENGINE3_EXEC

Engine 3 program execution control

ENGINE CNTRL2

[5:4]

R/W

xx00xxxx

ENGINE1_MODE

ENGINE 1 mode control

[3:2]

R/W

xxxx00xx

ENGINE2_MODE

ENGINE 2 mode control

[1:0]

R/W

xxxxxx00

ENGINE3_MODE

ENGINE 3 mode control

GROUP 1 FADING

[7:4]

R/W

0000xxxx

FADE_IN

Fade-in time for group 1 fader

[3:0]

R/W

xxxx0000

FADE_OUT

Fade-in time for group 1 fader

GROUP 2 FADING

[7:4

R/W

0000xxxx

FADE_IN

Fade-in time for group 2 fader

[3:0]

R/W

xxxx0000

FADE_OUT

Fade-in time for group 2 fader

GROUP 3 FADING

[7:4

R/W

0000xxxx

FADE_IN

Fade-in time for group 3 fader

[3:0]

R/W

xxxx0000

FADE_OUT

Fade-in time for group 3 fader

POWER CONFIG

[1]

R/W

xxxxxx0x

CHP_CON_1_6

D1 to D6 power selection

[0]

R/W

xxxxxxx0

CHP_CON_7_9

D7 to D9 power selection

D1 CONTROL

[7:6]

R/W

00xxxxxx

GROUP_SELECT

Fader group selection for D1 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D1

D2 CONTROL

[7:6]

R/W

00xxxxxx

GROUP_SELECT

Fader group selection for D2 output

[5]

R/W

xx0xxxxx

Logarithmic dimming control for D2 output

D3 CONTROL

[7:6]

R/W

00xxxxxx

GROUP_SELECT

Fader group selection for D3 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D3 output

D4 CONTROL

[7:6]

R/W

00xxxxxx

GROUP_SELECT

Fader group selection for D4 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D4 output

D5 CONTROL

[7:6]

R/W

00xxxxxx

GROUP_SELECT

Fader group selection for D5 output

[5]

R/W

xx0xxxxx

LOG_EN

Logarithmic dimming control for D5 output

Submit Documentation Feedback

Product Folder Links: LP8501

LP8501 датащи(PDF) 31 Page - Texas Instruments

LP8501 датащи(HTML) 31 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51

датащи скачать

ссылки URL