Hi, how do I change all the values ​​in a specific column ?

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Rita Barnabé
Rita Barnabé 2021-11-1
回答： Walter Roberson 2021-11-1
ecg = Data(:,6); % Original ECG values
n = 9; % Number of bits of the channel (?)
VCC = 3; % Operating voltage
Gecg = 1000; % Sensor gain
ecg_volts = (ecg/(2^n)-1/2)*VCC/Gecg;
and now i want to change the values of the 6 column from ecg to ecg_volts

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Walter Roberson
Walter Roberson 2021-11-1
Data(:,6) = ecg_volts;

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