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TPS61300YFFR Datasheet(PDF) 44 Page - Texas Instruments

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No. de Pieza. TPS61300YFFR
Descripción  TPS6130xx 1.5-A and 4.1-A Multiple LED Camera Flash Driver With I2C Compatible Interface
Descarga  70 Pages
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Fabricante  TI1 [Texas Instruments]
Página de inicio  http://www.ti.com
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TPS61300YFFR Datasheet(HTML) 44 Page - Texas Instruments

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TPS61300, TPS61301
TPS61305, TPS61305A, TPS61306
SLVS957E – JUNE 2009 – REVISED APRIL 2016
www.ti.com
Product Folder Links: TPS61300 TPS61301 TPS61305
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Copyright © 2009–2016, Texas Instruments Incorporated
8.5.7 REGISTER3
Memory location: 0x03
Figure 67. REGISTER3 Fields
7
6
5
4
3
2
1
0
STIM[2:0]
HPLF
SELSTIM (W)
TO (R)
STT
SFT
Tx-MASK
R/W-1
R/W-1
R/W-0
R-0
R-0
R/W-0
R/W-0
R/W-1
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 15. REGISTER3 Field Descriptions
Bit
Field
Type
Reset
Description
7–5
STIM[2:0]
R/W
110
Safety Timer bits
STIM[2:0]: Range 0, Range 1
000: 68.2 ms, 5.3 ms
001: 102.2 ms, 10.7 ms
010: 136.3 ms, 16.0 ms
011: 170.4 ms, 21.3 ms
100: 204.5 ms, 26.6 ms
101: 340.8 ms, 32.0 ms
110: 579.3 ms, 37.3 ms
111: 852 ms, 207.7 ms
4
HPFL
R
0
High-Power LED Failure flag.
0: Proper LED operation.
1: LED failed (open or shorted).
High-power LED failure flag is reset after readout
3
SELSTIM
R
0
Safety Timer Selection Range (Write Only).
0: Safety timer range 0.
1: Safety timer range 1.
TO
W
Time-Out Flag (Read Only).
0: No time-out event occurred.
1: Time-out event occurred. Time-out flag is reset at re-start of the safety timer.
2
STT
R/W
0
Safety Timer Trigger bit.
0: LED safety timer is level sensitive.
1: LED safety timer is rising edge sensitive.
This bit is only valid for MODE_CTRL[1:0] = 10.
1
SFT
R/W
0
Start/Flash Timer bit.
In write mode, this bit initiates a flash strobe sequence.
0: No change in the high-power LED current.
1: High-power LED current ramps to the flash current level.
In read mode, this bit indicates the high-power LED status.
0: High-power LEDs are idle.
1: Ongoing high-power LED flash strobe.
0
Tx-MASK
R/W
1
Flash Blanking Control bit.
In write mode, this bit enables and disables the flash blanking and LED current
reduction function.
0: Flash blanking disabled.
1: LED current is reduced to DC light level when Tx-MASK input is high.
In read mode, this flag indicates whether or not the flashlight masking input has
been activated. Tx-MASK flag is reset after readout of the flag.
0: No flash blanking event occurred.
1: Tx-MASK input triggered.


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