Technical Specifications

Channels 1 or 2

Input Range

Can be built with one of the following variants:

Single range bypolar (ie. ±5V) | PRO (multiple ranges, selectable on app interface)

PRO input ranges ±16V, ±8V, ±4V, ±1.6V, ±500mV

Sampling Rate

STM32F401

2 KSa/s – 1.4MSa/s

2.8MSa/s, 3.8 MSa/s not linear rates

STM32F411

2 KSa/s – 1.6MSa/s

3.2MSa/s, 4.2 MSa/s not linear rates

ADC Resolution 8-12 Bits (8 bit @ max rate, 10bit @ 100KSa/s, 11bit @ 25KSa/s)

Input Noise

0.17% MAX @ 1.4MSa/s

0.13% MAX @ 800KSa/s

0.09% MAX @ 400KSa/s (10 bit)

0.05% MAX @ 200KSa/s

<0.06% @ 160KSa/s (real-time, 2 Channel, 11 bit)

<0.05% @ 50KSa/s (in real-time, 2 Channels)

Cross-channel noise: 0.25%

Bandwidth

STM32F401 700 KHz

STM32F411 1MHz

Input Impedance 1 Mohm (1.010 kOhm)

Memory Buffer

STM32F401

16K samples (half when use 2 channels together)

32K @ 3.8 MSa/s

STM32F411

32K samples (half when use 2 channels together)

64K @ 4.2 MSa/s

Trigger

STM32F401

Hardware – checked after each complete scan, not centered, may loose samples

STM32F411

Hardware, real-time, position within first 500 samples

HW Options Supported

– AC/DC Coupling Module

– PWM Output Generator

– Input Buttons Module to control basic oscilloscope functions (eg. Start/Stop, sampling rate,..)

Modules Supported in HScope

– Automotive Module up to*:

STM32F401

280 KSa/s single channel, 140KSa/s with 2 channels

STM32F411

320 KSa/s single channel, 160KSa/s with 2 channels

– Audio Module

– PWM Generator: supported up to 1 MHz, duty cycle 1-99%

OS Version Android 7+ (Android 4.4 supported but Automotive Module cannot reach more than 100KSa/s for 1 channel and 50KSa/s for 2 channels)

*performances dependent from Android hardware and OS version. Check required OS Version. Suggested CPU 2.1GHz+