KETI Nano 33 BLE Rev2 Lab Console

Device

0 samples

ADC Channel Sample Rate

ADC Resolution

Firmware Flash

Ready

Firmware Flash Mode Helper Port

Helper idle

Helper Script Helper Bundle

Recording

0 rows

Label

Device Log

Waiting for serial lines

PPG HRV CNN

1D CNN-style pulse detection and HRV estimation from PPG windows

No data Waiting for ADC

Input

Waiting

Sample Rate Window Sec

Refractory ms

CNN Threshold

0.42

Signal

No window

CNN Detector

Idle

Dataset Collection

Windowed IMU samples for browser-side TinyML training

0 windows 0 x 0 features

Capture

Idle

Label Window

Stride Feature

Source

Import JSON

Windows

No data

Live 1D Window

0 / 125 samples

ID	Label	Window	Feature	Source

Model Lab

Browser-trained ANN from collected windows

Idle

Architecture

No model

Hidden Layers Neurons / Layer

Activation

Learning Rate Epochs

Pruning Sparsity

Quantized export

Result

Waiting

Raw --

Filtered --

Voltage --

Rate --

Digital Signal Processing

IIR transfer-function lab for ADC filtering

RAW

Filter Mode Command Target IIR Order

Low Cutoff

High Cutoff

EMA Alpha

0.200

MA Window

IIR Transfer Function

RAW

H(z) = 1

y[n] = x[n]

Nyquist: --

Frequency Response

Magnitude

Input

125 win

Window Samples Pre-filter Normalize EMA Alpha

0.200

MA Window IIR Order

IIR Low Cutoff

IIR High Cutoff

Classification

Idle

-- --

Input data window: --

Recent Samples

No data

Seq	Format	Time us	Channel	Raw	mV	Filtered

Device Log

Live Signal

PPG HRV CNN

Input

Signal

CNN Detector

Dataset Collection

Capture

Windows

Live 1D Window

Model Lab

Architecture

Result

Digital Signal Processing

IIR Transfer Function

Frequency Response

Recent Samples