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AW3643CSR Datasheet(PDF) 27 Page - Shanghai awinic technology co.,ltd

Part # AW3643CSR
Description  High Efficiency, Dual 1.5A Flash LED Driver
PDF  39 Pages
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Manufacturer  AWINIC [Shanghai awinic technology co.,ltd]
Direct Link  http://www.awinic.com.cn/index.php
Logo AWINIC - Shanghai awinic technology co.,ltd

AW3643CSR Datasheet(HTML) 27 Page - Shanghai awinic technology co.,ltd

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AW3643
Jan 2018 V1.4
www.awinic.com.cn
27
Copyright © 2016 SHANGHAI AWINIC TECHNOLOGY CO., LTD
REGISTER CONFIGURATION
REGISTER LIST
Register name
Address(HEX)
Read/Write
Default Value
Chip ID Register
0x00
Read
0x36
Enable Register
0x01
Read/Write
0x80
IVFM Register
0x02
Read/Write
0x01
LED1 Flash Brightness Register
0x03
Read/Write
0xBF
LED2 Flash Brightness Register
0x04
Read/Write
0x3F
LED1 Torch Brightness Register
0x05
Read/Write
0xBF
LED2 Torch Brightness Register
0x06
Read/Write
0x3F
Boost Configuration Register
0x07
Read/Write
0x09
Timing Configuration Register
0x08
Read/Write
0x1A
Temp Register
0x09
Read/Write
0x08
Flags1 Register
0x0A
Read
0x00
Flags2 Register
0x0B
Read
0x00
Device ID Register
0x0C
Read
0x12
Last Flash Register
0x0D
Read
0x00
REGISTER DETAILED DESCRIPTION
Chip ID Register (0x00)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Chip ID:
“00110110”
Enable Register (0x01)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
TX Pin
Enable
0=Disabled
1=Enabled
(Default)
Strobe Type
0=Level
Triggered
(Default)
1=Edge
Triggered
Strobe
Enable
0=Disabled
(Default)
1=Enabled
Torch/Temp
Pin Enable
0=Disabled
(Default)
1=Enabled
Mode Bits: M1, M0
00=Standby (Default)
01=IR Drive
10=Torch
11=Flash
LED2 Enable
0=OFF
(Default)
1=ON
LED1 Enable
0=OFF
(Default)
1=ON
Note:
In Edge or Level Strobe Mode, it is recommended that the trigger pulse width be set greater than 1ms to
ensure proper turn-on of the device.



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