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Version 1.3 | 25 Sep 2017 | 31007AEN

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.

PAH8002EP-2P Product Datasheet

Low Power Optical Heart Rate Detection Chip

PixArt Imaging Inc.

Address Register Name

Access Default Address Register Name

Access Default

0xB7

AE_Ch2_Min_HB

R/W

0x00

0xC3

AE_Ch2_Innertarget_Lo_HB

R/W

0x03

0xBC

AE_Ch2_Outerbound_Hi_LB

R/W

0x00

0xC9

AE_LED2_DAC_Min

R/W

0x01

0xBD

AE_Ch2_Outerbound_Hi_HB

R/W

0x06

0xD2

AE_LED2_DAC_EnH

R/W

0x01

0xBE

AE_Ch2_Outerbound_Lo_LB

R/W

0x00

0xDE

PGAgain_Sel

R/W

0x01

0xBF

AE_Ch2_Outerbound_Lo_HB

R/W

0x02

0xE1

SW_Reset_N

R/W

0x01

0xC0

AE_Ch2_Innertarget_Hi_LB

R/W

0x00

0xE6

LED_DAC_Change_Flag_EnH

R/W

0x00

Table 9. Register Bank1

Note: Switch to Register Bank1 by writing 0x01 to Reg-0x7F

Address Register Name

Access Default Address Register Name

Access Default

0x7A

BG_Sub_EnH

R/W

0x00

0xBB

LED1_DAC_Code

R/W

0x40

0x7C

Congain_Sel

R/W

0x00

0xBC

LED2_DAC_Code

R/W

0x40

0x80

PS_Ctrl_EnH

R/W

0x01

0xC0

LPT_EnH

R/W

0x01

0xB4

LED0_Man_EnH

R/W

0x00

0xC3

OSC_EnL

R/W

0x00

0xB5

LED1_Man_EnH

R/W

0x00

0xD5

TIMER_Gen_Enable

R/W

0x00

0xB6

LED2_Man_EnH

R/W

0x00

0xD6

TIMER_Gen_Period_LB

R/W

0x40

0xB7

LED0_DAC_EnL

R/W

0x00

0xD7

TIMER_Gen_Period_HB

R/W

0x01

0xB8

LED1_DAC_EnL

R/W

0x00

0xE6

IF_Wakeup_Interval_LB

R/W

0x05

0xB9

LED2_DAC_EnL

R/W

0x00

0xE7

IF_Wakeup_Interval_HB

R/W

0x00

0xBA

LED0_DAC_Code

R/W

0x40

0xEA

SetFIFO_RptNum

R/W

0x03

Table 10. Register Bank2

Note: Switch to Register Bank2 by writing 0x02 to Reg-0x7F

Address

Register Name

Access

Default

Address

Register Name

Access

Default

0x25

INT_Mode_Sel

R/W

0x00

0x83

Readout_FIFO_Checksum_4

RO

0x00

0x29

INT_Output_EnL

R/W

0x01

0x8C

INT_SramFIFO_Overflow_Clear

R/W

0x00

0x45

Touch_Flag

RO

0x00

0x8D

INT_SramFIFO_Overflow_Mask

R/W

0x00

0x73

INT_Reg_Array

RO

0x00

0x8E

INT_SramFIFO_Underflow_Clear

R/W

0x00

0x74

INT_SramFIFO_DR_Mask

R/W

0x00

0x8F

INT_SramFIFO_Underflow_Mask

R/W

0x00

0x75

INT_SramFIFO_DR_Clear

R/W

0x00

0xA0

CH0_Exposure_Time_LB

RO

0x00

0x76

INT_TouchDet_Mask

R/W

0x00

0xA1

CH0_Exposure_Time_HB

RO

0x00

0x77

INT_TouchDet_Clear

R/W

0x00

0xA2

CH1_Exposure_Time_LB

RO

0x00

0x78

All_INT_Mask

R/W

0x00

0xA3

CH1_Exposure_Time_HB

RO

0x00

0x7A

INT_Type

R/W

0x01

0xA4

CH2_Exposure_Time_LB

RO

0x00

0x7B

INT_Pulse_Width

R/W

0x08

0xA5

CH2_Exposure_Time_HB

RO

0x00

0x80

Readout_FIFO_Checksum_1

RO

0x00

0xA6

LED0_DAC_Value

RO

0x00

0x81

Readout_FIFO_Checksum_2

RO

0x00

0xA7

LED1_DAC_Value

RO

0x00

0x82

Readout_FIFO_Checksum_3

RO

0x00

0xA8

LED2_DAC_Value

RO

0x00