HS402-WIFI_V3.1
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
– 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+
HS402-WIFI_V3.1
*PCBWay community is a shared platform and we are not responsible for any design issues.
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