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AFE4490 데이터시트(PDF) 53 Page - Texas Instruments

부품명 AFE4490
상세설명  AFE4404 Ultra-Small, Integrated AFE for Wearable, Optical, Heart-Rate Monitoring and Bio-Sensing
PDF  85 Pages
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제조업체  TI2 [Texas Instruments]
홈페이지  https://www.ti.com
Logo TI2 - Texas Instruments

AFE4490 데이터시트(HTML) 53 Page - Texas Instruments

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AFE4404
www.ti.com
SBAS689D – JUNE 2015 – REVISED DECEMBER 2016
Product Folder Links: AFE4404
Submit Documentation Feedback
Copyright © 2015–2016, Texas Instruments Incorporated
8.5.34 Register 22h (address = 22h) [reset = 0h]
Figure 71. Register 22h
23
22
21
20
19
18
17
16
0
0
0
0
0
0
ILED3
W-0h
W-0h
W-0h
W-0h
W-0h
W-0h
R/W-0h
15
14
13
12
11
10
9
8
ILED3
ILED2
R/W-0h
R/W-0h
7
6
5
4
3
2
1
0
ILED2
ILED1
R/W-0h
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 52. Register 22h Field Descriptions
Bit
Field
Type
Reset
Description
23-18
0
W
0h
Must write 0.
17-12
ILED3
R/W
0h
LED3 current control
11-6
ILED2
R/W
0h
LED2 current control
5-0
ILED1
R/W
0h
LED1 current control. Increments of the LED1 current setting are
listed in Table 53.
Table 53. ILED1 Register Settings
ILED1, ILED2, ILED3 REGISTER VALUES
LED CURRENT SETTING (mA)
0
0
1
0.8
2
1.6
3
2.4
…
…
63
50



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