afe4490spo1

R&D2574

hello sir,

i want to calculate the spo2 and heart rate from register values

please give me the formula for calculating spo2 and heart rate

thanks

anju

0 Praveen Aroul over 9 years ago

Hello Anju,

Refer to section 6 of the document (link below) for estimation of SpO2 percentage from PPG signals.

Refer to FAQ question # 18 in the following E2E post on how to calculate heart rate.

Best regards.

0 R&D2574 over 9 years ago in reply to Praveen Aroul

good morning sir,

thanks for your response

i download the file and see the formula for Sao2

but i have one doubt

by using LED2VAL,ALED2VAL,LED1VAL,ALED1VAL,LED2-ALED2VAL,LED1-ALED1VAL, how to calculate RED AC,REDDC,IR AC, IR DC

please give me the formula for calculating AC & DC values of RED and IR

thank u

anju

0 Praveen Aroul over 9 years ago in reply to R&D2574

Anju,

Section 6 of the document tidu475 (link in my previous post) should provide all the information you need.

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