Arduino Pro Mini 328 - 3.3V/8 MHz 9x8T
Arduino that runs an 8 MHz bootloader on a super small, super thin board.mini flashlight attiny
Flashlight controlled by attiny85. Still needs power switch/brightness control... show moreArduino Pro Mini
This board was developed for applications and installations where space is premium and projects are made as permanent set ups. Small, available in 3.3 V and 5 V versions, powered by ATmega328P.... show moreMini Power Supply for breadboar
Power supply for breadboard.The module is compatible with 400 or 830 points Breadboard.The power supply must be supplied through a voltage of 5V and has an output through a Micro USB plug, or through a USB cable USB A and USB micro B socket.... show moreArduino Pro Mini 328 - 3.3V/8 MHz 9ezA
Arduino that runs an 8 MHz bootloader on a super small, super thin board.Main Board
The main board for UbiHouse Mini. Controlling 2 DC motors, 1 LED, 2 RGB LED, 1 humidity and temperature sensor (DHT22), 1 water level sensor with a ESP32 S3 Mini... show more24 Comments
TPA3140D2PWP
The Texas Instruments TPA3140D2 is a high-efficiency, Class-D audio power amplifier designed for driving bridged-tied stereo speakers with outputs up to 10 W per channel into 6 Ω or 8 Ω loads. With advanced EMI suppression technology, including spread spectrum control and a 1SPW modulation scheme, the TPA3140D2 ensures robust performance while minimizing electromagnetic interference. Operating within a wide supply voltage range from 4.5 V to 14.4 V, this amplifier eliminates the need for heat sinks due to its up to 90% efficient Class-D operation. Integrated SpeakerGuard™ protection features such as automatic gain limit (AGL), adjustable power limiter, and DC protection enhance speaker safety and audio quality. Additionally, the TPA3140D2 includes comprehensive protection against pin-to-pin, pin-to-ground, and pin-to-power short circuits, as well as thermal protection with auto recovery. The device offers four selectable fixed gain settings and supports both single-ended and differential analog inputs, making it suitable for a variety of consumer audio applications including televisions, wireless speakers, mini speakers, and USB speakers. The TPA3140D2 is available in a 28-pin HTSSOP package, ensuring ease of integration into compact designs.... show more13 Comments
NIFPES_Speech_IOT_Project
This is a speech output model for a NIFPES (Nitrogen Injection Fire Prevention and Exhaustion System) machine. ESP32 is being used where it is connected with a limit switch LXW20-11M and ESP32 is connected with DFPlayer mini MP3 Speaker module and the speaker module is further connected to a speaker. This model is powered by a PLC SMPS of 24V and is connected to the door of the control panel of the machine. Function:- Now whenever the door is opened or closed, there is a speech output from the speaker "The door is open" or "The door is closed". Further work to be done:- I need to integrate the fire alarm signals and 20 more signals of 24v each from the PLC output to the ESP32 so that there can be speech outputs whenever any signal is high.... show more8 Comments
SIM800L Module
SIM800L Quad-band Network Mini GPRS GSM Breakout Module. #componentpartslibrary #gprs #gsm... show more1 Comment
EpEver Solar Monitor
Hardware to a EPEver Solar Charger monitoring system, monitor your EpEver Solar Charger via MQTT using this PCB. Wemos D1 mini, MAX485... show more1 Comment
ATMEGA328P-Sublayout
The METRO Mini works great with the Arduino IDE, and runs the ATmega328P at 16MHz so it is pin-compatible with Arduino UNO R3, you can use this with the Arduino IDE (both desktop and cloud version) by selecting 'Arduino UNO' in the Boards menu.... show more1 Comment
Wifi Water Level Monitor 14c2
Here's a template for the popular ESP-8266EX microcontroller board, wemos D1 mini. A mini wifi board with 4MB flash based on ESP-8266EX #wemos #esp8266 #project-template #template... show more1 Comment
Kettle Companion Model Kettle Redesign
New integrated board design for the Kettle Companion model kettle which was originally based on the Wemos D1 Mini... show moreExtra Scarlet T-800
Quiero construir una tarjeta electronica basada en un arduino pro mini En el diagrama se debe indicar cómo cada sensor recibe alimentación (VCC y GND) y sus conexiones de datos (líneas I²C/SPI/UART). Por ejemplo, un proyecto de CanSat listó componentes como XBee, MPU-6050, MQ-135, BME180 (presión), Neo-6M (GPS) y Arduino Uno. Con base en esto, aseguren conectar cada módulo correctamente según su interfaz.... show moreBright Tan Flubber
Etapa 1: Recolección y Almacenamiento de Energía Entrada: tus cactus en serie (ej. 15 cactus × 0.5 V = 7.5 V). Componente clave: Supercapacitor o batería recargable de baja capacidad (Li-ion o LiFePO4, 3.7V-7.4V). Diodo Schottky entre los cactus y el capacitor para evitar descarga inversa. 🛠 Ejemplo de componentes: Supercapacitor de 5–10 F, 5.5 V o batería de 3.7 V (tipo 18650). Diodo Schottky 1N5819. Módulo cargador TP4056 (si usas batería). Etapa 2: Aumento de Voltaje (Boost Converter) Conversión de 3.7 V / 7.5 V DC a 110 V AC. Necesitas: Boost Converter (DC-DC Step-up) de hasta 300 V DC. Inversor DC-AC (pequeño, tipo mini inverter para LEDs) que convierta ese voltaje a 110 V AC. NOTA: Algunos focos LED pueden funcionar con 110 V DC directamente, si quieres evitar el inversor. Etapa 3: Detección de Noche Sensor LDR (resistor dependiente de luz) conectado a un comparador (ej. LM393) o a un microcontrolador (como un ATtiny o ESP8266 si quieres funciones extra). Al bajar la luz solar: El comparador activa un MOSFET o un relé que conecta la energía almacenada al foco.... show more