inputs ports comparator A/D I2C switch button slide debouncing hello.button-blink.C3 board components traces interior hello.button-blink.C3.ino hello.button-blink.C3.py video hello.button.D11C board components traces traces+exterior interior hello.button.USB.ino hello.button.D11C.ino hello.button.t412 board components traces traces+exterior interior hello.button.serial.ino hello.button.t412.ino hello.button.45 board components traces traces+exterior interior hello.button.45.c makefile video magnetic field Hall effect hello.mag.45 board components traces traces+exterior interior hello.mag.45.c makefile hello.mag.45.py video hello.mag.45.html hello.mag.45.js video mods hello.mag.t412 board components traces traces+exterior interior hello.mag.serial.ino hello.mag.t412.ino hello.mag.D11C board components traces traces+exterior interior hello.mag.USB.ino hello.mag.D11C.ino vector applications simulation hello.TLE493D.t412 board components traces traces+exterior interior hello.TLE493D.t412.ino .c .make .py video potentiometer hello.DRV8428-D11C-NEMA17 step response QTouch FreeTouch resistance, capacitance, inductance, position, pressure, tilt, acceleration, humidity, proximity, touch, multitouch, force, bending, ... loading hello.steptime.RP2040 board components traces interior hello.steptime.RP2040.py plot.py video averaging, filtering, shielding comparator hello.steptime.comparator.RP2040 board components traces interior LVDT CVDT video caliper hello.load.45 board components traces traces+exterior interior hello.load.45.c makefile hello.load.45.py video transmit-receive hello.txrx2.RP2040 board components traces holes interior hello.txrx2.RP2040.ino video hello.txrx.t1624 board components traces traces+exterior interior hello.txrx.t1624.ino hello.txrx.t1624.py video hello.txrx.45 board components traces traces+exterior interior hello.txrx.45.c makefile hello.txrx.45.py video dielectric spectroscopy application theory measurement VNA temperature bridges NTC RTD thermistors hello.temp.45 board components traces traces+exterior interior hello.temp.45.c makefile hello.temp.45.py video IR thermocouples light LED reverse bias current IR visible phototransistor hello.light.45 board components traces traces+exterior interior hello.light.45.c makefile hello.light.45.py video synchronous detection spread spectrum hello.reflect.45 board components traces traces+exterior interior hello.reflect.45.c makefile hello.reflect.45.py video color RGB hello.VEML6040.t412 board components traces traces+exterior interior hello.VEML6040.ino hello.VEML6040.py video motion Doppler radar hello.RCWL-0516 board components traces traces+exterior interior hello.RCWL-0516.c makefile hello.RCWL-0516.py video pyroelectric hello.HC-SR501 board components traces traces+exterior interior hello.HC-SR501.c makefile hello.HC-SR501.py video distance optical VL53L0X library hello.VL53L0X.D11C board components reflow traces traces+exterior interior hello.VL53L0X.D11C.ino hello.VL53L0X.D11C.py video VL53L1X module library hello.VL53L1X.t1614 board components traces traces+exterior interior hello.VL53L1X.ino hello.VL53L1X.py video VL53L5CX module sonar hello.HC-SR04 board components traces traces+exterior interior hello.HC-SR04.c makefile hello.HC-SR04.py video LIDAR location, time GNSS NMEA NEO-6 GT-U7 module hello.GPS.t1614 board components traces traces+exterior interior hello.GPS.t1614.ino video acceleration, orientation, rotation 9 axis accelerometer+gyroscope+magnetometer module hello.4754.RP2040 board components traces holes interior hello.4754.RP2040.py hello.4754.RP2040.html video module library hello.MinIMU9v5.t1614 board components traces traces+exterior interior hello.MinIMU9v5.ino hello.MinIMU9v5.py video 6 axis accelerometer+gyroscope module library hello.LSM6DS33.t1614 board components traces traces+exterior interior hello.LSM6DS33.ino hello.LSM6DS33.py video module 3 axis accelerometer hello.ADXL343 board components reflow traces traces+exterior interior hello.ADXL343.c makefile calibration hello.ADXL343.py video sound MEMS digital I2S Arduino MicroPython bottom port top port hello.CMM-4030D-261-I2S-TR.t1614 board components traces traces+exterior interior hello.CMM-4030D-261-I2S-TR.ino hello.CMM-4030D-261-I2S-TR.py video analog hello.SPU0414HR5H board components traces traces+exterior interior hello.SPU0414HR5H.c makefile hello.SPU0414HR5H.py video electret op-amp hello.mic.45 board components traces traces+exterior interior hello.mic.45.c makefile hello.mic.45.py video speech vibration piezo force force sensing resistor strain gauge load cell capacitance angle pressure pulse air pollution gases image ESP32 ESP32S3 XIAO Sense module camera hello.ESP32-Sense.ino video ESP32-CAM hello.ESP32-CAM board components traces traces+exterior holes interior camera library video hello.ESP32-CAM.ino video webcams boards libraries OpenCV OpenCV.js SimpleCV libuvc guvcview WebRTC video.html video browser security assignment individual assignment: measure something: add a sensor to a microcontroller board that you have designed and read it group assignment: probe an input device's analog levels and digital signals