Sensor Interfacing
Master sensor integration temperature humidity pressure accelerometer gyroscope magnetometer ultrasonic IR proximity light gas sensors ADC signal conditioning calibration.
ADC Fundamentals & Interfacing
Master ADC sampling, quantization noise, reference voltages, anti-aliasing filters, and SAR vs Delta-Sigma structures.
Wheatstone Bridges & Signal Conditioning
Design passive Wheatstone bridge circuits, instrumentation amplifiers, and passive differential filtering.
I2C & SPI Digital Sensor Interfacing
Interface digital sensors using I2C and SPI, optimize pull-up resistors, and manage address collisions.
Interrupt-Driven Sensor Reading
Configure sensor hardware interrupt registers, configure GPIO pins, and write non-blocking ISRs.
IMUs, Accelerometers & Gyroscopes
Configure MEMS accelerometers and gyroscopes, parse raw axis data, and calibrate offsets.
Environmental & Proximity Sensors
Interface barometric BMP280, DHT22 temperature/humidity, optical LDRs, and ultrasonic distance sensors.
Digital Filtering & Calibration
Implement low-pass filtering, moving average filters, and zero/span calibrations.
Complementary & Kalman Filters
Fuse accelerometer and gyroscope outputs to compute drift-free pitch and roll orientation angles.
4-20mA Current Loops & RTDs
Design robust 4-20mA current loop loops, interface RTD PT100 temperature grids, and manage line losses.
Galvanic Isolation & Surge Protection
Protect microcontrollers using optocouplers, isolated SPI/I2C buses, and transient voltage suppressors (TVS).