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PixArt Imaging Inc.

PAH8011ES Product Datasheet

Low Power Heart Rate Monitor Optical Chip

Version 1.1 | 20 Oct 2017 | 31008AEN

PixArt Imaging Inc. http://www.pixart.com

All rights reserved. Any portion in this paper shall not be reproduced, copied, or transformed to any other forms without permission.

6.3

Packet Formats...................................................................................................................................................... 21

6.4

Driven Packets ....................................................................................................................................................... 21

6.5

I2C Timing .............................................................................................................................................................. 21

Digital SOC Function Control ...................................................................................................................................... 21

7.1

Auto Exposure Control (AEC)................................................................................................................................. 21

7.2

Auto Frame Period Control (AFPC) ........................................................................................................................ 21

7.3

Heart Rate Detection............................................................................................................................................. 21

7.4

IR Touch Detection ................................................................................................................................................ 21

7.5

Channel Report Frequency.................................................................................................................................... 21

Registers .................................................................................................................................................................... 21

8.1

Registers List.......................................................................................................................................................... 21

8.2

Chip Array Controls ............................................................................................................................................... 25

8.3

Image Chip Core Digital Controls........................................................................................................................... 25

8.4

Reset...................................................................................................................................................................... 25

8.5

Power Saving Mode............................................................................................................................................... 25

8.6

Channel Frame Period and Auto Control Frame Period Function ......................................................................... 25

8.7

Channel Report Frequency.................................................................................................................................... 25

8.8

LED Controls .......................................................................................................................................................... 25

8.9

ADC Normalized Mode .......................................................................................................................................... 25

8.10

Touch Detection Controls...................................................................................................................................... 25

8.11

Timing Generator Controls .................................................................................................................................... 25

8.12

FIFO Buffer Registers ............................................................................................................................................. 25

8.13

Interrupt Controls.................................................................................................................................................. 25

8.14

Time Stamp Controls ............................................................................................................................................. 25

8.15

Read Information................................................................................................................................................... 25

8.16

Supply Voltage Registers ....................................................................................................................................... 25

Document Revision History .................................................................................................................................................... 25