Compatible with SEELab3 & ExpEYES17 devices. Requires an OTG adapter to connect these to your phone. https://csparkresearch.in/expeyes17 https://csparkresearch.in/seelab3 https://expeyes.in This is a companion app for a feature packed modular hardware(SEELab3 or ExpEYES17) that contain a host of test and measurement tools ranging from a 4 channel Oscilloscope, RC Meter, and frequency counters, to communication buses which read data from a multitude of sensors pertaining to physical parameters such as luminosity , magnetism, motion etc. It is very handy for designing science and technology experiments and demonstrations, and a fantastic troubleshooting companion for your Arduino/Microcontroller projects. + A tool for learning science by exploring and experimenting. + 100+ documented experiments and easy to add more. + 4 channel Oscilloscope, 1Msps . Programmable voltage ranges [ 2 Channels +/-16V , 1 Channel +/-3.3V , 1 Microphone channel ] + Sine/Triangular Wave Generator, 5Hz to 5kHz + Programmable voltage sources, +/5V and +/-3.3V + Frequency Counter and time measurements. 15nS resolution. Up to 8MHz + Resistance (100Ohm to 100K) , Capacitance(5pF to 100uF) + Supports I2C and SPI modules/Sensors + 12-bit analog resolution. + Open Hardware and Free Software. + Software in Python programming language for desktop/PC. + Visual Programming Interface (Blockly) + Plot gravity, luminosity, rotation values + Embedded AI camera for hand tracking, pose estimation etc + Record data from phone sensors + Acoustic stopwatch based on phone's mic + Log gravity, luminosity, rotation values Add-On modules with plug and play capability BMP280:Pressure/Temperature ADS1115: 4 channel, 16 bit ADC TCS34725: RGB Colour sensor MPU6050 : 6-DOF Accelerometer/Gyro MPU9250: MPU6050+ AK8963 3 axis magnetometer MS5611: 24 bit atmospheric pressure sensor BME280: BMP280+ humidity sensor VL53L0X: distance measurement using light ML8511: UV light intensity analog sensor HMC5883L/QMC5883L/ADXL345 : 3 Axis Magnetometer AD8232: 3 electrode ECG PCA9685 : 16 Channel PWM generator SR04 : Distance Echo Module AHT10: Humidity & Pressure sensor AD9833: 24 bit DDS waveform generator. up to 2MHz , 0.014Hz step size MLX90614 : Passive IR Temperature sensor BH1750: Luminosity sensor CCS811: Environment monitoring .eCO2 and TVOC sensor MAX44009 : Visible spectrum intensity sensor MAX30100 : Heart rate and SPO2 meter[ non-medical use, only for general fitness/wellness purpose. MAX30100 hardware module is required. ] Analog Multiplexers Its visual programming interface also allows reading information from the phone's sensors as well as analysis of camera frames for object detection and motion studies. Some Example Experiments: - Transistor CE - EM Induction - RC,RL,RLC Transient and Steady State response - Velocity of sound with Phase shift tracking - Diode IV, clipping, clamping - opamp summing junction - Pressure Measurement - AC generator - AC-DC separating - Half wave rectifier - Full wave rectifier - Lemon cell, Series lemon cell - What is DC - Opamp Inverting, Non Inverting - 555 timer circuit - Time of flight due to gravity - Rod pendulum time measurements - Simple pendulum digitization - PID Controller - Cyclic Voltammetry - Magnetic Gradiometry