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RT4832AWSC 数据表(PDF) 13 Page - Richtek Technology Corporation

部件名 RT4832AWSC
功能描述  Sub PMIC with Dual-Output Boost Converter
PDF  26 Pages
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制造商  RICHTEK [Richtek Technology Corporation]
网页  http://www.richtek.com
标志 RICHTEK - Richtek Technology Corporation

RT4832AWSC 数据表(HTML) 13 Page - Richtek Technology Corporation

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RT4832A
Copyright © 2017 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS4832A-00
January
2017
www.richtek.com
13
Address
Address Name
BIT
R/W
Default
(Reset Value)
Description
0x07
FLED SW Freq.
7:6
R/W
00
[00] = 4MHz, [01] = 2MHz
FL Current Limit
5
R/W
1
[0] = 1.9A, [1] = 2.8A
FL Strobe Timeout
4:0
R/W
01111
[00000] = 32ms
…..
[01111] = 512ms
[11111] = 1024ms, each step = 32ms
0x08
dsv_periodic_mode
7
R/W
0
DSV periodic mode [0] = always on if DSV is
enable, [1] = DSV periodic mode
dsv_freq_pm
6
R/W
0
[0] = 20Hz, [1] = 33Hz
dsv_en_mode
5
R/W
0
[0] = turn on DSV only if EN = 1, [1] = turn on DSV
only if (EN+ENP+ENM) = 1
Reserved
4
R/W
0
--
fla_ovp_sden
3
R/W
1
Flash OVP shutdown enable [0]=Report only, [1] =
OVP Shutdown
FLED VIN Monitor
2:0
R/W
100
[000] = 2.5V, [001] = 2.6V, [010] = 2.7V, [011] =
2.8V, [100] = 2.9V, [101] = 3V, [110] = 3.1V, [111] =
3.2V
0x09
Rst_sw_all
7
WC
0
Software reset [0] = Disable, [1] = Reset
PWM Enable
6
R/W
0
[0] = PWM Ignored, [1] = PWM Enable
dsv_ext_en
5
R/W
0
DSV external control enable [0] I2C control, [1]
external pin control
Strobe Enable
4
R/W
0
[0] = I2C Flash, [1] = Strobe Flash
Tx Polarity
3
R/W
1
[0] = Active Low, [1] = Active High
Tx Enable
2
R/W
0
[0] = Tx Ignored, [1] = Tx Enabled
VIN Monitor Mode
1
R/W
1
[0] = Torch, [1] = Standby
VIN Monitor En
0
R/W
0
[0] = Disable, [1] = VIN Monitor Enabled
0x0A
Rst_sw
7
WC
0
Software reset [0] = Disable, [1] = Reset excluding
DSV
Fla_ch2_enb
6
R/W
0
[0] = FLASH channel2 enable, [1] = FLASH
channel2 disable
BL OVP Disable
5
R/W
0
[0] = Report only, [1] = OVP Shutdown
BLED1 En
4
R/W
0
[0] = Disable, [1] = Enable
BLED2 En
3
R/W
0
[0] = Disable, [1] = Enable
Torch/Flash
2
R/W
0
[0] = Torch, [1] = Flash
Flash Enable
1
R/W
0
[0] = Off, [1] = Enable Flash
Back Light Enable
0
R/W
0
[0] = Off, [1] = Enable Back Light
0x0B
Back Light OVP
7
R
0
[0] = Normal, [1] = Fault
Flash OVP
6
R
0
[0] = Normal, [1] = Fault
Flash Output Short
5
R
0
[0] = Normal, [1] = Fault
VIN Monitor
4
R
0
[0] = Normal, [1] = VIN Monitor Threshold Crossed
Tx Interrupt
3
R
0
[0] = Normal, [1] = Tx Event Occurs
FLED1/2 Short
2
R
0
[0] = Normal, [1] = Fault
Flash Timeout
1
R
0
[0] = Normal, [1] = Time out
Thermal Shutdown
0
R
0
[0] = Normal, [1] = Fault



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