Proyectos IoT,
una placa a la vez.
Proyectos prácticos de MicroPython para ESP32, ESP8266, Raspberry Pi Pico y XIAO — sensores, Wi-Fi, Bluetooth y paneles en la nube. Cada uno con código, diagramas de conexión y simulación en Wokwi. Destacados en el boletín de Adafruit y en Hackster.io.
ESP32
Auto Night Light
An ESP32 reads ambient light through an LDR and switches an LED on automatically after dark. A gentle first project covering analog input and threshol…
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ESP32
Dimmer LED
Turn a potentiometer to fade an LED smoothly using PWM on the ESP32. Teaches analog-to-digital conversion and duty-cycle control in one evening.
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ESP32
DHT11 Web Server
The ESP32 serves a live web page showing temperature and humidity from a DHT11 sensor. Your first step into Wi-Fi, HTTP servers, and sensor dashboards…
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Pi Pico
Seven Segment Display
Drive a single-digit 7-segment display with a Raspberry Pi Pico to count and show numbers. Covers GPIO wiring and segment mapping basics.
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ESP8266
Mini Weather Station
An ESP8266 pairs a DHT11 with a 16x2 I2C LCD to show temperature and humidity at a glance. Compact build combining sensor reading with character displ…
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ESP32
RGB Color Mixer
Three potentiometers blend red, green, and blue channels on an ESP32-driven RGB LED. A hands-on way to learn multi-channel PWM.
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ESP32
LED Bar Graph
Ten LEDs light up in sequence as you turn a potentiometer, visualizing analog levels on the ESP32. Simple ADC-to-output mapping made visible.
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ESP32
MQ4 Gas Leak Detector
An MQ-4 sensor on the ESP32 watches for methane and sounds a buzzer when levels spike. Practical safety project with analog threshold alarms.
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ESP8266
RTC Clock
A DS3231 real-time clock keeps time for the ESP8266, printed to the serial monitor. Learn I2C communication and battery-backed timekeeping.
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ESP8266
IoT Button Counter
Three push buttons on the ESP8266 increment, decrement, and reset a counter shown on a live web page. Buttons meet Wi-Fi in a tidy starter project.
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ESP8266
8x8 LED Matrix Display
Custom heartbeat animations scroll across a MAX7219 8x8 LED matrix driven by the ESP8266. SPI displays and frame buffers in MicroPython.
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Pi Pico
PIR Motion Detector
A PIR sensor on the Raspberry Pi Pico 2W flashes the onboard LED when movement is detected. The classic motion-sensing hello world.
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Pi Pico
Bluetooth LED Control
Send on/off commands from your phone over an HC-05 Bluetooth link to toggle an LED on the Pico 2W. UART messaging and wireless control basics.
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Pi Pico
Web Servo Controller
Drag a slider in your browser to swing a servo from 0 to 180 degrees over Wi-Fi on the Pico 2W. Web UI meets precise motor positioning.
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ESP32
ClimaPixel Weather Display
A tiny OLED shows temperature, humidity, and weather icons from a DHT11 on ESP32 or ESP8266. Pixel graphics and sensor fusion in miniature.
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ESP8266
TM1637 Button Counter
Count button presses on a bright TM1637 4-digit display with the ESP8266. Two-wire display driving without the bulk of an LCD.
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Pi Pico
Relay Control Web Server
Flip a relay from any browser over Wi-Fi using the Pico 2W's smooth web interface. The foundation of every web-controlled appliance project.
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Pi Pico
Blynk Relay Control
Control a relay from the Blynk IoT app on your phone via the Pico 2W. Cloud dashboards with zero HTML required.
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ESP8266
NTP Digital Clock
The ESP8266 syncs time over the internet and shows it on a TM1637 display. No RTC module needed — Wi-Fi is the clock.
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ESP8266
IR Object Detector
An IR sensor spots nearby objects and triggers an LED and buzzer on the ESP8266. Proximity sensing for automation and robotics.
Leer el caso →Proyectos de Kritish Mohapatra — cada tarjeta enlaza a la carpeta original del proyecto en GitHub. Las descripciones son resúmenes nuestros.