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LP5030 Datenblatt(PDF) 27 Page - Texas Instruments

Teilenummer LP5030
Bauteilbeschribung  LP503x 36-, 30-Channel 12-Bit PWM Ultra-low Quiescent Current I2C RGB LED Drivers
PDF  62 Pages
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Hersteller  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LP5030 Datenblatt(HTML) 27 Page - Texas Instruments

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LP5030, LP5036
www.ti.com
SLVSEH1B – SEPTEMBER 2018 – REVISED JANUARY 2019
Product Folder Links: LP5030 LP5036
Submit Documentation Feedback
Copyright © 2018–2019, Texas Instruments Incorporated
Table 5. Access Type Codes
ACCESS TYPE
CODE
DESCRIPTION
Read Type
R
R
Read
Write Type
W
W
Write
Reset or Default Value
-n
Value after reset or the default
value
8.6.1 DEVICE_CONFIG0 (Address = 0h) [reset = 0h]
DEVICE_CONFIG0 is shown in Figure 21 and described in Table 6.
Return to Table 4.
Figure 21. DEVICE_CONFIG0 Register
7
6
5
4
3
2
1
0
RESERVED
Chip_EN
RESERVED
R/W-0h
R/W-0h
R/W-0h
Table 6. DEVICE_CONFIG0 Register Field Descriptions
Bit
Field
Type
Reset
Description
7
RESERVED
R/W
0h
Reserved
6
Chip_EN
R/W
0h
0 = LP503x not enabled
1 = LP503x enabled
5–0
RESERVED
R/W
0h
Reserved
8.6.2 DEVICE_CONFIG1 (Address = 1h) [reset = 3Ch]
DEVICE_CONFIG1 is shown in Figure 22 and described in Table 7.
Return to Table 4.
Figure 22. DEVICE_CONFIG1 Register
7
6
5
4
3
2
1
0
RESERVED
Log_Scale_EN
Power_Save_E
N
Auto_Incr_EN
PWM_Dithering
_EN
Max_Current_O
ption
LED_Global Off
R/W-0h
R/W-1h
R/W-1h
R/W-1h
R/W-1h
R/W-0h
R/W-0h
Table 7. DEVICE_CONFIG1 Register Field Descriptions
Bit
Field
Type
Reset
Description
7–6
RESERVED
R/W
0h
Reserved
5
Log_Scale_EN
R/W
1h
0 = Linear scale dimming curve enabled
1 = Logarithmic scale dimming curve enabled
4
Power_Save_EN
R/W
1h
0 = Automatic power-saving mode not enabled
1 = Automatic power-saving mode enabled
3
Auto_Incr_EN
R/W
1h
0 = Automatic increment mode not enabled
1 = Automatic increment mode enabled
2
PWM_Dithering_EN
R/W
1h
0 = PWM dithering mode not enabled
1 = PWM dithering mode enabled
1
Max_Current_Option
R/W
0h
0 = Output maximum current IMAX = 25.5 mA.
1 = Output maximum current IMAX = 35 mA.



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