Technical Specifications for SEELab3

Downloads for SEELab-3.0
The software for SEELab3 is shared with its predecessor ExpEYES17. The interface dynamically adapts to the connected device.
User Manual
Library Docs
Source
Ubuntu
Windows(Legacy)
Windows(New)
Android
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Voltage inputs (Also Single ended Oscilloscope inputs @1MSPS total)
PIN Name Input Range(s) Input Impedance Resolution
A1 +/-16V... +/-250mV 1 MΩ 12-bit
A2 +/-16V... +/-250mV 1 MΩ 12-bit
A3 +/-3.3V 10 MΩ 12-bit
SEN 0-3.3V Internal 5.1K Pull-up to 3.3V 12-bit
IN1 0-3.3V Direct ADC in 12-bit
PCS 0-3.3V Linked to PCS 12-bit
4 channels(A1,A2,A3,MIC) can be simultaneously sampled. Max buffer size of 10K points @10-bit.
12-bit sampling available for individual traces.
Waveform Generators
PIN Name Frequency Range Shape Amplitude
WG 5Hz to 5KHz Sine/Triangle/Arbit +/- 3.3V. Attenuable via
software and hardware
WG bar 5Hz to 5KHz. Linked to WG.
180 degree phase shifted		 Sine/Triangle/Arbit +/- 3.3V. Attenuable
SQ1 0.01Hz to 8MHz Square 0-5V Fixed
SQ2 (* conflicts WG) 0.01 to 8MHz Square 0-5V Fixed
CS3(Clock output map) 1MHz-64MHz(Selectable) Square 0-3.3
Voltage Sources
PIN Name Range Current Limit Resolution
PV1 -5V to +5V 20mA 12-bit
PV2 -3.3V to +3.3V 20mA 12-bit
5V USB supply(~5V) 400mA Always ON
OD1 5V USB 100mA ON/OFF
+6V +6V 30mA Always ON
-6V -6V 30mA Always ON
Current Sources
PIN Name Range Voltage Limit Resolution
PCS 0-3mA 3.3V 12-bit
Other Measurement Inputs
Parameter Input Pin Range Remarks
Capacitance IN1 10pF to 100uF Connect between IN1 and GND
Resistance SEN 100 Ω to 100K Ω Connect between SEN and GND
Timing IN2 500nS to 60 Seconds 32-bit timer. Frequency/Duty Cycle/Multiple edges
Diode Forward Voltage SEN Up to 3V. 0.1 mA < I < 1 mA Connect from SEN to GND
Communication interfaces for Add-ons
Interface PINS Remarks
I2C SCL, SDA Check sensors section below
SPI SCK,SDI,SDO,CS1-CS3 AD9833 wavegen
HX711 ADC OD1( HX_SCK), IN2(HX_DT) Custom protocol

Sensors (I2C/SPI)

  • BME280: Temp, Pressure, Humidity
  • AD8232: ECG Amplifier module
  • TSL2561: Luminosity Sensor
  • HMC5883: 3 Axis Magnetometer
  • MPU6050: 6 DOF IMU: Accel+Gyro
  • MLX90614: Passive IR Temperature
  • AHT10: Humidity Measurement
  • ML8511: Analog UV sensor
  • MAX30100: Heart rate and Oximetry
  • AD9833: 24 bit DDS sine wave generator
  • PCA9685: 16 Channel PWM
  • HX711: 24 bit ADC for load cells
  • MCP5725: 12 bit DAC
  • QMC5883: Magnetometer
  • BH1750: Luminosity Sensor
  • AD8232: ECG Instrumentation Amp
  • ADS1115: 16 bit ADC
  • TCS34725: RGB Color Sensor
  • ADXL345: 3 Axis Accelerometer
  • INA219: Current Meter