Como utilizar la matriz de led con el chip MAX7219 y MicroPython

Repositorio de la libreria: https://github.com/mcauser/micropython-max7219


Mi twitter: https://twitter.com/gsampallo
Thingiverse: https://www.thingiverse.com/gsampallo

"최근 프랑스와 이스라엘 간 갈등이 격화되면서 한국이 새로운 전략적 파트너로 부상하고 있습니다. 프랑스는 방위산업 분야에서 한국을 견제하고 있으며, 한국과 이스라엘의 방산 협력이 이 갈등의 핵심으로 떠오르고 있습니다. 이 영상에서는 프랑스가 한국을 견제하는 이유, 이스라엘이 한국을 지지하는 이유, 그리고 한국이 레바논에서 평화유지 활동을 통해 중동에서 입지를 넓혀가는 과정을 설명합니다. 프랑스-이스라엘 간의 갈등과 지정학적 변수, 그리고 한국의 방위산업의…

Un sencillo ejemplo de como utilizar un registro de desplazamiento con MicroPython.

Repositorio: https://github.com/gsampallo/micropython_examples

Web: www.gsampallo.com
Mi twitter: https://twitter.com/gsampallo
Thingiverse: https://www.thingiverse.com/gsampallo

Un breve video sobre como conectar este display a esp8266 y utilizarlo con MicroPython.

Link de la librería: https://github.com/JulienBacquart/micropython-max7219

Link al repositorio con ejemplos: https://github.com/gsampallo/micropython_examples

Web:…

Un sencillo ejemplo de como realizar notificaciones push con Pushbullet en MicroPython.

Pueden encontrar el repositorio: https://github.com/gsampallo/micropython_pushbullet

Web: www.gsampallo.com
Mi twitter: https://twitter.com/gsampallo
Thingiverse: h…

Primer parte de como programar el reloj de cuatro segmentos de 7 displays.

Repositorio: https://github.com/gsampallo/superClock

Web: www.gsampallo.com
Mi twitter: https://twitter.com/gsampallo
Thingiverse: https://www.thingiverse.com/gsampallo

De manera fácil y sencilla modificamos el bot de Telegram anterior para que interacture con MicroPython

Video donde armamos el bot: https://youtu.be/73coNZ-5hWM

Link al repositorio: https://github.com/gsampallo/micropython_demo_bot

Web: https://www.gsampallo.com…

Leer datos de un canal publico de Thingspeak con MicroPython

Articulo del blog: https://www.gsampallo.com/blog/2019/07/24/leyendo-datos-de-thingspeak-con-micropython/

Web: https://www.gsampallo.com
Mi twitter: https://twitter.com/gsampallo
Thingiverse:…

Retomando un poco MicroPython, vemos como utilizando el integrado 74HC4067 logramos tener hasta 16 entradas analógicas en el NodeMCU, con un sencillo circuito y código.

Articulo: https://www.gsampallo.com/blog/?p=475

Repositorio: https://github.com/gsa…

Another new Arduino board! This time it’s the Arduino Nano ESP32, and we’ll test it out today. Includes MicroPython and Arduino IoT Cloud experiments.

Article with code: https://dronebotworkshop.com/nano-esp32
More articles and tutorials: https://dronebotworkshop.com…

Emplearemos la pantalla TFT ILI9341 color tanto en la Raspberry Pi Pico como el ESP32, utilizaremos esta pantalla con bus SPI que brinda una buena representación del color a un tamaño de 320 x 240 pixeles. Descargaremos una librería específica con ejemplos…

Nick Moore

https://2017.pycon-au.org/schedule/presentation/67/

#pyconau

This talk was given at PyCon Australia 2017 which was held from 3-8 August, 2017 in Melbourne, Victoria.

PyCon Australia is the national conference for users of the Python Programming…

This tutorial demonstrates how to set up a MicroPython web server on an ESP32. A web page will show the temperature and humidity from a DHT22 sensor connected to an ESP32. Another web page will provide remote color and brightness control of a NeoPixel RGB…

A quick introduction to CircuitPython. A Raspberry Pi will be used to load the bootloader on a Nordic nRF52840 board and run the Mu IDE. Adafruit Blinka will also be used to demonstrate code compatibility between the Pi and the microcontroller. Code demos…

This MicroPython project adds solar powered sensors and home automation to my vegetable garden and transmits the data using MQTT for review and control on a mobile app.


My full write-up for this project:
https://www.rototron.info/projects/micropython-vegetable…

This tutorial demonstrates how to use character LCD and color TFT displays on the nRF52840 with CircuitPython. It explores the DisplayIO library and using Bluetooth low energy to interact with LCD displays from a mobile phone.

All the code, schematics,…

This tutorial demonstrates how to connect a DHT22 temperature and humidity sensor to an ESP32 running MicroPython. The sensor data is transmitted wirelessly to a Raspberry Pi using MQTT protocol and the results are displayed on I2C OLED display.

All the…

Interesante guía y muy útil para el manejo de este controlador. El L298N permite controlar la velocidad y dirección de hasta dos motores de corriente continua. Su límite principal es una caída de tensión de 3V, lo que reduce la potencia óptima que pueden…